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Job Description: This position is participating in our External Referral Program. If you know somebody who may be a fit, click ___ to submit a referral. If your referral is hired, you'll receive a $3,000 payment! code-extrefer WHAT WE’RE DOING Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you’ll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastructure. Hazardous materials. The uninterrupted flow of energy that keeps modern life moving. Here, you’ll work with cybersecurity experts on the forefront of threat protection and proactive prevention. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep the threats at bay. THE WORK In this role you will: • Analyze user requirements to derive software design and performance requirements, • Design and code new software or modify existing software to add new features, • Integrate existing software into new or modified systems or operating environments, • Write or review software and system documentation, • Design or implement complex database or data repository interfaces/queries, • Develop or implement algorithms to meet or exceed system performance and functional standards, • Assist with developing and executing test procedures for software components, • Develop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areas, • Modify existing software to correct errors, to adapt to new hardware, or to improve its performance, • Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design, • Implement recommendations for improving documentation and software development process standards, • Coordinate software system installation and monitor equipment functioning to ensure operational specifications are met WHO WE ARE The program is on fire for cyber. In support of our customer, members of the team are responsible for providing full lifecycle support including analysis, design, development, integration, testing, procurement, deployment, security, training and sustainment for collection and antenna systems. WHY JOIN US In this role you will have the opportunity to safeguard vital national security systems while advancing cutting‑edge cyber defense technologies. Our benefits are built to match the caliber of your work. Reliable, high-performing, and mission-ready. You’ll enjoy world‑class resources, mentorship, continuous learning, competitive compensation, comprehensive benefits, and a supportive work‑life balance—all within a culture that values innovation, integrity, and collaboration. This position is participating in our External Referral Program. If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a $3000 payment! Code extrefer. #OneLMHotJob #RMSIL2026 Qualifications: Candidate must possess active security clearance with a polygraph.

Job Description: This position is participating in our External Referral Program. If you know somebody who may be a fit, click ___ to submit a referral. If your referral is hired, you'll receive a payment! code-extrefer Senior Full Stack Software Engineer - Clearance Required WHAT WE'RE DOING • Join Lockheed Martin Rotary and Mission Systems, Cyber & Intelligence, where we foster innovation and integrity., • As a Senior Full Stack Software Engineer, you'll be empowered to create "new realities" and pioneer solutions that break boundaries., • Benefit from the support of a global technology leader that values innovative thinking and provides the resources to turn ideas into reality., • Build on our proud legacy of achievement and contribute to shaping the future of aerospace, defense, and security solutions. THE WORK TKO provides systems engineering, software development, data science and cloud development and engineering services to the Cyber Infrastructure Solutions customer. The services enable the Data Transformation, Malware Analysis, and Cyber Threat Intelligence processing and sharing capabilities for the customer, fulfilling mission objectives and offering actionable information to detect and mitigate cyber threats. The contract has several locations in Maryland and a small contingent in Texas. WHO WE ARE • Lockheed Martin is a global leader in aerospace, defense, and security solutions, committed to excellence and integrity. WHO YOU ARE • You are an experienced Full Stack Software Engineer, who will provide full-stack java software development in support of the Data Transformation Solutions (DTS) TTO., • You will be responsible for developing the middle tier to backend data storage, along with ETL (Extract, Transform, Load) development support., • You will contribute to innovative projects, working with cutting-edge technologies to deliver robust and scalable solutions., • You will play a crucial part in designing, developing, and deploying applications that meet our clients' evolving needs WHY JOIN US • Join a global technology leader where your ideas can make a difference and your contributions are valued., • Work on exciting projects that challenge you to push boundaries and innovate., • Bachelor’s degree in Computer Science or related discipline plus fourteen (14) years’ experience as a SWE in programs and contracts of similar scope, type, and complexity, • Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree. Required Skills: • Java and JavaScript, • Python, • Agile software environment, • Experience utilizing corporate authentication services into a secure full stack solution, • Experience delivering full stack solutions with large data sets, • Experience with developing in a micro-services framework, • Familiar with design and implementation of local caching services, • Experience with ETL (Extract, Transform, Load), • Docker & Docker Compose, • Kubernetes, • Jenkins, • Github and Gitlab, • Jira and Confluence TS/SCI with Poly

MANTECH seeks a skilled and mission-focused Associate CNO Developer to join our team in Hanover, MD In this role, you will contribute to the development of mission-critical offensive cyber capabilities and drive excellence in advanced Computer Network Operations (CNO). You’ll be part of a dynamic team working on next-generation solutions that safeguard our national security systems. Responsibilities include but are not limited to: • Design and develop new hardware- or software-based CNO capabilities, • Assists with the design, development, documentation, testing, and debugging of applications software and systems, • Apply knowledge of security concepts and network technologies, • Ensure software engineering standards are consistently met Minimum Qualifications: • BS Degree in a technical discipline or High School Diploma and 4+ years of technical experience, • Experience in Python or C/C++ programming, • Experience with troubleshooting and debugging Preferred Qualifications: • Experience with networking (TCP/IP) and socket-level programming, • Experience with low-level system internals across one or more platforms, • Experience in software analysis or reverse engineering, • Experience with developing CNO capabilities, • Understanding of unit testing frameworks and practices, • Understanding of assembly programming concepts, • Familiarity with Atlassian tools such as JIRA, Confluence, and Crucible Security Clearance Requirements: • Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required. Physical Requirements: • Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery.

MANTECH seeks a skilled and mission focused CNO Developer to join our team in Hanover, MD. In this role, you will contribute to the development of mission-critical offensive cyber capabilities and drive excellence in advanced Computer Network Operations (CNO). You’ll be part of a dynamic team working on next-generation solutions that safeguard our national security systems. Responsibilities include but are not limited to: • Design and develop new hardware- or software-based Computer Network Operations (CNO) capabilities, • Perform design, development, documentation, testing, and debugging of software applications and systems, • Apply knowledge of network and security concepts to support capability development, • Communicate status updates and technical progress to leadership and stakeholders, • Ensure software quality and compliance with development standards Minimum Qualifications: • BS degree and 4+ years of technical work experience, or MS Degree and 2+ years of technical work experience, or High school diploma and 8+ years of technical work experience., • Experience in Python or C/C++ programming languages, • Experience with troubleshooting and debugging Preferred Qualifications: • Experience with networking protocols (TCP/IP) and socket-level programming, • Experience with developing CNO capabilities, • Experience with low-level system internals across one or more platforms (e.g., Windows, Unix, Mobile, or network devices), • Experience in software analysis or reverse engineering, • Experience using Atlassian tools (JIRA, Confluence, Crucible), • Understanding of assembly language programming concepts, • Understanding of unit testing frameworks and practices Clearance Requirements: • Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required. Physical Requirements: • Must be able to remain in a stationary position at least 50% of the time.

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover, MD. In this role, you will contribute to the development of mission-critical cyber capabilities and lead efforts in advanced Computer Network Operations (CNO) and drive technical excellence in CNO development. You’ll be part of a dynamic team working on next-generation solutions that safeguard national security systems. Responsibilities include but are not limited to: • Designing and developing new hardware- or software-based Computer Network Operations (CNO) capabilities, • Managing the design, development, documentation, testing, and debugging of software applications and systems, • Design and develop end-to-end data flow and tasking for CNO tools developed, • Applying expert knowledge of network and security concepts to support capability development, • Communicating status updates and technical progress to leadership and stakeholders, • Ensuring software quality and compliance with development standards Minimum Qualifications: • BS degree in a technical discipline and 8+ years of technical work experience, or MS Degree in a technical discipline and 6+ years of technical work experience, or High school diploma and 12+ years of technical work experience, • Experience in Python and C/C++ programming languages, • Experience with troubleshooting and debugging, • Experience with low-level system internals across one or more platforms (e.g., Windows, Unix, Mobile, or network devices), • Experience with networking protocols (TCP/IP) and socket-level programming, • Experience with developing CNO capabilities, • Experience leading technical CNO solutions Preferred Qualifications: • Experience in software analysis or reverse engineering, • Experience with assembly language programming, • Experience with unit testing frameworks and practices, • Experience using Atlassian tools (JIRA, Confluence, Crucible) Clearance Requirements: • Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required Physical Requirements: • Must be able to remain in a stationary position at least 50% of the time.

MANTECH seeks a highly experienced and innovative Expert CNO Developer to join our team in Hanover, MD. In this role, you will lead the development of mission-critical cyber capabilities and lead efforts in advanced Computer Network Operations (CNO) and drive technical excellence in CNO development. You’ll be part of a dynamic team working on next-generation solutions that safeguard national security systems. Responsibilities include but are not limited to: • Designing and developing new hardware- or software-based Computer Network Operations (CNO) capabilities, • Managing the design, development, documentation, testing, and debugging of software applications and systems, • Design and develop end-to-end data flow and tasking for CNO tools developed, • Applying expert knowledge of network and security concepts to support capability development, • Communicating status updates and technical progress to leadership and stakeholders, • Ensuring software quality and compliance with development standards Minimum Qualifications: • BS degree in a relevant technical discipline and 12+ years of technical work experience, or MS Degree in a relevant technical discipline and 10+ years of technical work experience, or PhD in a relevant technical discipline and 8+ years of technical work experience, or High school diploma and 16+ years of technical work experience, • Experience in Python and C/C++ programming languages, • Experience with troubleshooting and debugging complex systems, • Experience with low-level system internals across one or more platforms (e.g., Windows, Unix, Mobile, or network devices), • Experience with networking protocols (TCP/IP) and socket-level programming, • Experience with developing CNO capabilities, • Experience managing and leading the development of technical CNO solutions Preferred Qualifications: • Experience in software analysis or reverse engineering, • Experience with assembly language programming concepts, • Experience with unit testing frameworks and practices, • Experience using Atlassian tools (JIRA, Confluence, Crucible) Clearance Requirements: • Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required Physical Requirements: • Must be able to remain in a stationary position at least 50% of the time.

MANTECH seeks a highly skilled and innovative CNO Reverse Engineer to join our team in Hanover, MD. In this role, you will contribute to the development of mission-critical cyber capabilities, drive excellence in CNO development and lead efforts in advanced Computer Network Operations (CNO). You’ll be part of a dynamic team working on next-generation solutions that safeguard national security systems. Responsibilities include, but are not limited to: • Perform Reverse Engineering of Hardware Components and Software Applications to design and develop new bleeding edge CNO software., • Author and participate in technical presentations on assigned projects, • Utilize tools and techniques such as IDA Pro, Ghidra, OllyDbg, and other industry-standard software for hardware and software analysis., • Communicate project status to leadership and stakeholders Basic Qualifications: • High School Diploma and 12+ years of related technical experience, or Bachelor’s Degree in related technical field and 8 + years of technical work experience or Master’s degree in related technical field and 6+ years of technical work experience, • 5+ years of experience with hardware or software reverse engineering, • Experience programming in Assembly, C, C#, C++, Java, Perl, or Python, • Experience administering and using hardware and software reverse engineering tools, • Experience creating and briefing technical presentations, written reports, and demonstrations of developed software, • Experience with Software Version Control such as Subversion and/or Git, • Knowledge of CNO environment Preferred Qualifications: • Experience with tools like Ghidra, IDAPro, WinDbg, • Experience developing CNO Capabilities, • Experience with networking (TCP/IP) and socket-level programming, • Experience with Malware Analysis, • Experience with Software Forensics, • Experience in low-level internals in one or more platforms (e.g., Windows, Unix, mobile, or network devices), • Experience with Continuous Integration software, • Experience with Atlassian Tools (Confluence, Jira, Crucible), • Strong problem-solving skills, • Experience with software troubleshooting and debugging Security Clearance Requirements: • Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required. Physical Requirements: • Must be able to remain in a stationary position at least 50% of the time.

MANTECH seeks a motivated, career- and customer-oriented CNO Python Software Engineer to join our team in Hanover, MD. This position supports critical mission requirements by delivering advanced software solutions within a cyber network operations (CNO) environment. You will provide specialized testing and evaluation capabilities tailored to system functions, contributing to impactful national security initiatives. Responsibilities include, but are not limited to: * Design and develop new bleeding edge software, leveraging your knowledge in programming and coding with Python to solve challenging problems and create the best solutions * Work with the entire Software Development Lifecycle, including planning, requirements analysis, designing, developing, testing and deployment of new or improved CNO Capabilities * Debugging and troubleshooting software * Modify existing software to correct errors, to adapt to new requirements, or to improve performance * Perform quality control on team products * Demonstrate knowledge of multiple software development methodologies (e.g., Scrum, TDD, Waterfall). Minimum Qualifications: * High School Diploma and 11+ years of programming experience, or BS Degree in a technical discipline and 7+ years of programming experience * Experience with Python * Experience with Python Task Automation * Experience with Object Oriented Analysis and Design * Experience programming using Software Version Control * Experience programming using JSON and YAML Preferred Qualifications: * Experience with software analysis and/or reverse engineering * Experience with networking (TCP/IP) and socket level programming * Experience programming using agile software development methodology * Experience with SQL and NoSQL databases * Experience with Subversion/GIT * Experience with Atlassian Tools (Confluence, Jira, Crucible) * Experience with software troubleshooting and debugging * Experience Unit/System/Integration testing * Knowledge of CNO environment Security Clearance Requirements: * Active and current TS/SCI with Polygraph Physical Requirements: * Must be able to remain in a stationary position 50% of the time

Description Are you a creative engineer with natural curiosity who wants to understand how things work? Do you love finding vulnerabilities and teaming with outstanding reverse engineers? Are you passionate about national security cyber challenges? If so, we want you to join our team at APL! Our team of world-class reverse engineers is growing! We are looking for motivated and enthusiastic engineers who want to learn and love to hack anything. Our team specializes in software and hardware reverse engineering, vulnerability research, and developing proof-of-concept offensive cyber capabilities with a focus on embedded systems. We have custom facilities tailored to specific classes of systems including vehicles, telecommunications/network infrastructure, and industrial systems as well as general reverse engineering labs. As a member of our group, you will… • Reverse engineer embedded systems, • Develop exploits and build mission-aligned proof-of-concept capabilities, • Explore novel techniques for automating reverse engineering and exploit development, • Stretch your reverse engineering skills by working with top experts, • Propose new ideas for internal and external funding opportunities You meet our minimum qualifications for the job if you... • Have a Bachelor’s degree in Computer Engineering, Computer Science, Electrical Engineering, or another field relevant to the duties as described above, • Have at least 1 year of relevant experience, • Are experienced with software debuggers and static analysis tools, • Are proficient with one or more programming languages, • Are familiar with assembly, • Understand Unix/Linux operating systems, • Love solving puzzles and have experience persevering through technical challenges, • Are able to obtain a Top Secret level security clearance by your start date and can ultimately obtain TS/SCI+poly level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship. You'll go above and beyond our minimum requirements if you... • Have demonstrated leadership experience, • Have knowledge of advanced vulnerability discovery tools, • Understand embedded systems development toolchains, • Have experience with hardware debugging interfaces, code security mechanisms and their weaknesses, hardware diagnostic tools, and signal/protocol analysis Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $100,000 Annually Maximum Rate $245,000 Annually

Description Are you interested in applying your signal processing experience to reverse engineer systems that communicate wirelessly? Do you love working on a multi-disciplinary set of problems and delivering new capabilities that are deployed in the real world? If so, we want you to join our group of offensive cyber experts! We seek tenacious self-starters who will develop their technical skills in service of inventive capabilities and novel RF solutions. We work in a dynamic, mission driven environment that has real world impact. Our work environment offers many opportunities for collaboration, and in our culture, we celebrate curiosity. As a Reverse Engineer for RF Systems, you will... • Reverse engineer the software, firmware, and hardware that comprise target systems for understanding wireless behavior, • Develop prototypes of novel signal processing approaches, • Work in teams to modify device firmware and software to communicate in alternative ways, • Operationalize developed code by thoroughly testing, documenting, and integrating with sponsor systems, • Propose promising ideas for internal and external funding opportunities You meet our minimum qualifications for the job if you... • Possess a Bachelor's in Computer Science, Electrical Engineering, Computer Engineering, or other degree relevant to the duties as described above, • Have at least 3 years of experience writing assembly language, C, or C++ code that runs directly on embedded systems or integrates with real-time operating systems (RTOSes), • Have experience with protocol reverse engineering and complex communication systems, • Have extensive experience with digital signal processing algorithms and are capable of (and excited by!) hypothesizing, prototyping, and extracting data from waveforms, • Are an outstanding communicator in both written and verbal forms, • Are able to acquire a Secret level security clearance by your start date and can ultimately acquire a TS/SCI level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship. You'll go above and beyond our minimum requirements if you... • Have a Master's or Ph.D. in Computer Science, Electrical Engineering, Computer Engineering, or related field, • Have 6+ years of relevant experience, • Have experience with VHDL, Verilog, or other FPGA development languages, • Have developed novel concepts based on analyzing wireless systems, • Have experience with field testing or leading technical teams, • Hold an active TS/SCI security clearance #LI-AG1 About Us Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $100,000 Annually Maximum Rate $245,000 Annually

Description Are you a reverse engineer who is passionate about applying innovative approaches to automate vulnerability analysis? Are you a creative researcher who loves to imagine new solutions to complex problems? If so, we want you to join our elite team of reverse engineers at APL! Our team is growing and we need more blockchain experts. We strive to foster an innovative and collaborative team environment where engineers can hack the latest technologies to find and exploit vulnerabilities to solve the hardest national security challenges and have real-world impact. Our team specializes in software and hardware reverse engineering, vulnerability research, and developing proof-of-concept offensive cyber capabilities. As a member of our group, you will... • Reverse engineer mission-relevant systems and develop innovative exploits, • Work with government sponsors and operators to build mission-aligned capabilities, • Explore novel techniques for automating reverse engineering and exploit development, • Propose groundbreaking ideas for internal and external funding opportunities, • Mentor early-career teammates in the art and science of reverse engineering You meet our minimum qualifications for the job if you... • Have a Bachelor’s degree in Computer Engineering, Computer Science, Electrical Engineering, or another field relevant to the duties as described above, • A minimum of 5 years of relevant professional experience, • Have knowledge and interest in blockchain, smart contracts, and crypto currency, • Are skilled with software debuggers and static analysis tools such as Ghidra, • Are proficient with one or more programming languages, • Understand Unix/Linux operating systems, • Love solving puzzles and have experience persevering through technical challenges, • Previously held dynamic technical leadership roles and have demonstrated mentoring experience, • Have experience with smart contract debugging and vulnerability detection to ensure code security before deployment, • Have experience writing Solidity smart contracts and deploying to Ethereum and other EVM-compatible blockchains, • Have expertise in agentic AI, • Have knowledge of advanced vulnerability discovery tools, • Possess an active TS/SCI clearance with full scope polygraph #LI-AG1 About Us Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $100,000 Annually Maximum Rate $245,000 Annually

Description Are you a reverse engineer who loves to discover how bespoke systems work and how to break them? Are you energized by working with world-class experts to solve the hardest offensive cyber problems? Are you passionate about national security cyber challenges? If so, we want you to join our elite team of reverse engineers at APL! We strive to foster an innovative team environment where engineers can hack the latest technologies to find and exploit vulnerabilities. Our team specializes in software and hardware reverse engineering, vulnerability research, and developing offensive cyber capabilities with a focus on embedded systems. We have custom facilities tailored to specific classes of systems including foreign materiel, telecommunications/network infrastructure, and industrial systems as well as general reverse engineering labs. As a member of our group, you will... • Reverse engineer embedded systems and develop innovative exploits, • Work with government sponsors and operators to build mission-aligned capabilities, • Explore novel techniques for automating reverse engineering and exploit development, • Propose groundbreaking ideas for internal and external funding opportunities, • Mentor early-career teammates in the art and science of reverse engineering You meet our minimum qualifications for the job if you... • Have a Bachelor’s degree in Computer Engineering, Computer Science, Electrical Engineering, or another field relevant to the duties as described above, • Have at least 5 years of relevant experience, • Are skilled with software debuggers and static analysis tools such as Ghidra, IDA, and Binary Ninja, • Are proficient with one or more programming languages, • Understand Unix/Linux operating systems and embedded systems development toolchains, • Love solving puzzles and have experience persevering through technical challenges, • Previously held dynamic technical leadership roles and have demonstrated mentoring experience, • Have knowledge of advanced vulnerability discovery tools, • Have experience with hardware debugging interfaces, code security mechanisms and their weaknesses, hardware diagnostic tools, and signal/protocol analysis, • Have a Master’s degree in Computer Engineering, Computer Science or Electrical Engineering, • Possess an active TS/SCI clearance with full scope polygraph #LI-AG1 About Us Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $105,000 Annually Maximum Rate $290,000 Annually

Description Do you have a passion for leading technical and operational engagement within collaborative DCSA Approved Areas and mission-focused events involving key APL contributors and sponsors? If so, we want you on our team in the Cyber Security and Technical Collaborative Centers (JAF) group within the National Security Analysis Department (NSAD). We are seeking a motivated Technical Facilities Integrator who will provide professional level leadership in the technical and operational integration of NSAD’s specialized facilities, while coordinating system readiness and mission support activities across JHUAPL campus locations. In JAF, we are committed to developing innovative technical solutions that empower our staff, fostering an environment of creativity, autonomy, and independent thinking. As a Technical Facilities Integrator, you will… • Lead the concept design and implementation of the mission-support technical architectures, ensuring alignment with NSAD operational policy frameworks and DCSA compliance requirements - Examples include generative AI exercises, wargaming, modeling and simulation events, technical briefings, and sponsor engagements across classified and unclassified environments., • Serve as a technical advisor, collaborating with Program, Project, and Operations Managers to define technical requirements, resource strategies and system integration roadmaps., • Organize cross-functional operational teams, ensuring coordinated development of technical procedures, configuration baselines, and lifecycle management practices to strengthen mission technical capabilities., • Provide on-site and live-event technical oversight, exercising independent judgment to diagnose and resolve complex issues in real time to ensure continuity during mission-critical activities., • Lead the configuration, administration, and performance management of technical systems, including classified computing environments, video teleconferencing platforms, and audio/visual projection and switching systems., • Partner on the architectural design, integration strategy, and long-term technology roadmap for the continuous improvement of telecommunications, network, and A/V systems across departmental technical facilities, ensuring secure, reliable, and mission-aligned operation of platforms such as XLeap/MeetingSphere, Zoom, Teams, AI agents, etc.., • Independently satisfy the design, deployment, and reconfiguration of technical systems and facility layouts to support evolving operational requirements, providing oversight of implementation activities to ensure technical and security alignment., • Provide oversight and performance strategy for the optimization of display, visualization, and collaborative systems to enable high quality technical presentations and mission activities., • Define enterprise validation protocols, acceptance criteria, and performance benchmarks for mission-critical visualization and collaborative systems., • Lead pre-event resource collaboration, requirement composition, and system validation including hardware and software configuration, testing, and performance assurance, to guarantee readiness and reliability during live operations., • Develop and manage the model for lifecycle planning, configuration standards for electronic support tools, network components, and A/V hardware, ensuring systems are documented, maintained, and aligned with operational and security requirements., • Collaborate with Facility Managers, Project Managers, and Senior Program Managers to evaluate, pilot, and enhance emerging collaborative and visualization technologies that advance mission execution and sponsor engagement capabilities. Qualifications You meet our minimum qualifications for the job if you have... • A Bachelor’s degree in Engineering, Information Technology, Cybersecurity, Technical Facilities/Operations, Computer Science, or equivalent relevant experience., • At least three years of relevant experience supporting the design, integration, configuration, or deployment of computing, network, audio/visual, or telecommunications systems, ideally within a classified environment, and working knowledge of NISPOM regulations., • Knowledge of telecommunications and collaboration technologies, including their integration, performance management, and use within mission-focused environments (e.g., Zoom, Teams, AI agents, XLeap/MeetingSphere or equivalent systems)., • Ability to provide operational oversight and technical guidance for multiple facility-based technical events in a dynamic, fast-paced setting., • Strong analytical, troubleshooting, communication, and problem-solving skills that support independent decision-making in complex technical environments., • Proficiency in managing and optimizing audio, visual, and teleconferencing system capabilities to support mission and sponsor needs., • Ability to independently analyze technical or program-related requirements and develop solutions or processes to address operational and logistical challenges., • Familiarity with security requirements and standards under the cognizance of the Defense Counterintelligence and Security Agency (DCSA)., • Willingness to work full time in a DCSA Approved Area/Closed Area on site., • The ability to obtain an Interim Secret security clearance by your start date and ultimately obtain a Secret clearance. If selected, you will be subject to a government security clearance investigation and must meet eligibility requirements for access to classified information (U.S. citizenship required). You'll go above and beyond our minimum requirements if you have... • A Master’s degree in Engineering, Information Technology, Cybersecurity, Technical Facilities/Operations, Computer Science, or another related field., • Extensive knowledge and expertise in the integration, optimization, and performance management of telecommunication systems and virtual collaboration platforms such as Zoom and Teams., • A solid understanding of and experience with DCSA security requirements and standards, and their application within secure technical environments., • An active Secret or higher-level security clearance. #LI-AG1 About Us Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $85,000 Annually Maximum Rate $195,000 Annually

Description Are you passionate about leading teams building solutions for our greatest national security challenges? Are you searching for engaging work with an employer that prioritizes impact, innovation, and professional development? If so, we're looking for someone like you to join our team in the Analytic Capabilities group of the Asymmetric Operations Sector! We are seeking a project leader to help us build innovative solutions for challenges in national defense. We are looking for a project and technical leader to guide teams of engineers and software developers prototyping and operationalizing state of the art AI solutions. As an AI Project Leader: • You will build and lead strong teams with APL scientists and engineers to develop and deliver effective AI and data science solutions to civilian and military sponsors, • You will lead the development of new research proposals to pursue high-risk, high-reward ideas and transition successes to real world impact, • You will combine your technical expertise and leadership experience to mentor and grow team members into future leaders, • You will build partnerships with scientists and engineers across APL, the other divisions of JHU, and the wider research community Qualifications You meet our minimum qualifications for the job if you... • Possess a Bachelor’s degree in Computer Science, Mathematics, Engineering, or a related field, • Possess project leadership experience in DoD, Cyber, or National Health-based AI, Machine Learning or Data Science settings, • Have project management experience from concept development through execution and close out of large-scale R & D initiatives, • Excellent verbal and written communication skills; strong analytical and organizational skills, • Hold an active Top Secret clearance, are able to obtain a TS/SCI level security clearance by your start date, and and can ultimately obtain a TS/SCI+poly level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship., • Are willing and able to travel to customer sites as needed. You'll go above and beyond our minimum requirements if you... • Master’s degree or higher in Computer Science, Mathematics, Engineering, or related field, with emphasis on data science or applied math, • At least 8 years of leadership, software development and/or engineering experience Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $100,000 Annually Maximum Rate $245,000 Annually

Description Do you have experience conducting formal verification with formal methods for system and software assurance? Are you passionate about making meaningful contributions that impact national security systems? Do you work best in an intellectually stimulating, professionally rewarding, and fun environment? If so, we 're looking for someone like you to join our APL team. We are seeking a motivated and creative Software Assurance/Formal Methods Developer who will... • Solve problems to improve software assurance using static and dynamic analysis, language safety properties, symbolic execution, abstract interpretation, model checking, and automated and interactive theorem provers to tackle the nation's most pressing cyber security challenges., • Explore techniques to support development of zero-defect software and systems., • Work on research teams staffed with world-class experts to perform research and development improving the state-of-the-art in software assurance theory and practice., • Work alongside engineers and scientists who are passionate about innovation and are driven to make a real difference in defending our nation., • Participate in research projects that create and apply formal methods tools and techniques to real-world problems. Goals include formal verification of algorithms, improvement of code quality, elimination of software bugs and design flaws, formal specification description, and analysis of cyber-physical systems., • Devise and develop algorithms, techniques, and new tools that implement and test your ideas for improving critical systems and more reliable reasoning under uncertainty., • Analyze data and results related to system development. Show the benefits of using formal methods in system development as well as the positive effects of using analysis tools., • Share knowledge by clearly articulating ideas through papers and presentations to technical staff, management and Government decision makers. Take advantage of opportunities to participate in working groups, sponsor meetings, proposal writing, and conferences., • Join an environment that promotes professional growth, a balanced life, and encourages technical development. You meet the minimum qualifications for this position if you have: • A Master’s in Computer Science, Computer Engineering, Electrical Engineering, Applied Math, or another field relevant to the duties as described above., • 2+ years of either professional experience or a combination of graduate research and experience with formal methods, software assurance, or related areas., • Experience with formal methods tools and techniques, such as language safety properties, symbolic execution, abstract interpretation, model checking, automated and interactive theorem proving, programming language analysis and design, type theory, static source code analysis, and formal logic., • Ability to understand code in a variety of programming languages, and be able to develop software to demonstrate new analysis capabilities., • Interest in local limited travel, which may be required., • Ability to obtain an Interim Top Secret level security clearance by your start date and can ultimately obtain a final Top Secret clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship., • 5+ years of experience with static and dynamic analysis, formal methods, or related areas., • Experience with the above, familiarity with operational semantics, abstract interpretation, symbolic execution, type inference., • Experience with software development on Windows and Linux, using languages such as Rust, OCaml, C/C++, and Java., • Experience with (1) Static Analysis tools such as Coverity and Klockwork, (2) Dynamic Analysis tools such as Valgrind, libFuzzer, and Java Pathfinder, (3) Symbolic Execution Engines such as KLEE and angr, (4) Model Checkers such as TLA+ and SPIN, (5) SMT Solvers such as Z3, CVC5 and MathSAT (6) other Automated Theorem Provers such as ACL-2 and GnatProve, (7) Interactive Theorem Provers such as Lean and Rocq, and any other formal methods tools., • Experience writing published papers and presenting results to conferences/workshops., • Familiarity with a range of cyber-security concepts, such as network and host-based security, cryptography, trusted systems, and vulnerability/exploit discovery., • Interest in improving system design to help reduce vulnerabilities and improve computer security. Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $100,000 Annually Maximum Rate $245,000 Annually

Description Do you thrive on guiding complex, multidisciplinary efforts from concept to fieldable capability? Are you passionate about aligning engineering execution with long-term strategic vision? If so, we're looking for someone like you to join our team at APL! The A4 Non-Kinetic Warfare Branch is seeking a forward-thinking, innovative technical leader to serve as Branch Chief Engineer. The successful candidate will be a highly respected member of the DOW community with demonstrated technical depth, systems engineering rigor, and the ability to lead complex, high-impact engineering efforts. This individual will be instrumental in strengthening the Branch’s technical excellence, advancing strategic core competencies, and mentoring high-performing staff to develop and deliver innovative, mission-relevant capabilities aligned with AMDS strategic intent. As a Chief Engineer you will... Provide Technical Leadership and Engineering Rigor • Establish and uphold engineering standards, technical quality, and systems integration discipline across the Branch., • Maintain awareness of state-of-the-art developments in relevant technical domains and ensure their appropriate integration into Branch competencies., • Lead by example in applying sound engineering principles to complex, multidisciplinary challenges., • Advise Branch and Group Supervisors on complex technical and programmatic engineering matters., • Provide expert insight into design decisions, risk mitigation, and integration challenges., • Lead or contribute to technical reviews and quality assessments across the Branch., • Serve as a central engineering resource for technical leaders in the Branch., • Strengthen cross-Branch and cross-Sector technical collaboration to enable execution of APL and AMDS strategic objectives., • Lead and make direct technical contributions to critical, high-visibility programs., • Contribute to the development and refinement of Branch strategic priorities., • Ensure engineering execution aligns with AMDS strategic intent and focus areas., • Initiate and support novel engineering concepts and technical studies., • Contribute to white papers and proposals to secure internal and external funding., • Work closely with Program Managers and other Branches to develop collaboration opportunities and new programs., • Support development of strong technical relationships with sponsors and partners. Qualifications You meet our minimum qualifications for the job if you • Possess a M.S. or higher in Engineering or related technical field., • Have a minimum of 10 years of professional experience., • Possess relevant experience in at least two of the following areas:, • Electronic Warfare, • Directed Energy, • Cyber Warfare, • Artificial Intelligence and Machine Learning, • Autonomy, • Advanced Communication Systems and Networks, • Engagement Coordination and Engagement Control, • Signal Processing, • Have demonstrated success leading complex engineering efforts and high-visibility programs., • Have proven ability to build and lead multidisciplinary teams and integrate complex systems., • Demonstrated technical depth and breadth with effective leadership skills., • Excellent communication and interpersonal skills., • Peer-reviewed publications, conference presentations, or equivalent high-quality classified documentation and technical briefings. Hold an active Top Secret security clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship. You'll go above and beyond our minimum requirements if you... • Have a PhD in a STEM field., • Have 15+ years of professional experience., • Possess detailed knowledge of the AMD Sector’s programs, sponsors, and current and emerging engineering challenges. Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $125,000 Annually Maximum Rate $290,000 Annually

Description Are you passionate about reverse engineering low-level software and/or hardware and developing sophisticated cyber tools? Do you love building cyber capabilities that move from concept to operational deployment? If so, we want you to join our group of offensive cyber experts! We seek experienced reverse engineers and developers who will build inventive cyber capabilities leveraging novel reverse engineering and exploitation techniques. We work in a dynamic, mission-driven environment where our efforts have real-world impact. Collaboration is at the heart of our culture, and we value multidisciplinary perspectives, curiosity, and continuous learning. We encourage our staff to explore new approaches, share knowledge, and deepen their expertise as they take on some of the nation’s toughest challenges. As a member of our team, you will... * Reverse engineer the software, firmware, and hardware of target systems for potential vulnerabilities * Work in teams to modify device firmware and software to perform additional effects or to communicate in alternative ways * Operationalize proof-of-concept code by thoroughly testing, documenting, and integrating with sponsor systems * Propose promising ideas for internal and external funding opportunities * Share and enhance knowledge by clearly articulating ideas through papers and presentations to government decision makers, team members, and senior management Qualifications You meet our minimum qualifications for the job if you... * Possess a Bachelor’s in Computer Science, Electrical Engineering, Computer Engineering, or other discipline relevant to the work as described above * Have at least 2 years of proven experience reverse engineering or developing offensive cyber capabilities * Understand operating system fundamentals and internals, exploitation techniques, and mitigations * Have development experience in low-level languages such as assembly or C/C++ * Have used software or hardware debuggers to debug complex problems * Are an outstanding communicator in both written and verbal forms * Are able to acquire a Secret level security clearance by your start date and can ultimately acquire a TS/SCI level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship. You'll go above and beyond our minimum requirements if you... * Have a Master's or Ph.D. in Computer Science, Electrical Engineering, Computer Engineering, or related field * Have 8+ years of experience reverse engineering or developing offensive cyber capabilities * Enjoy prototyping hardware and systems with embedded microcontrollers * Have a solid understanding of radiofrequency (RF) concepts * Hold an active TS/SCI security clearance About Us Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $100,000 Annually Maximum Rate $245,000 Annually

Description Are you interested in joining a next-level cyber defense team that operates in an inclusive and fulfilling work environment? If so, join us at APL! We are seeking a cybersecurity specialist to identify and root out sophisticated threat actors in an actively evolving threat landscape. On our Defensive Cyber Operations (DCO) team, you will contribute to incident investigations, detection development, and capability improvement in a group that fosters growth and collaboration. We strive to be considered “best-in-class” in cybersecurity, so we need analysts who are passionate about excelling in their field! This role bridges traditional defense monitoring and data analytics to identify novel attacker behaviors. Ideal candidates will combine curiosity, data fluency, and familiarity with adversary tradecraft to continuously evolve our detection and response ecosystem. As a Cyber Threat Analyst you will… • Correlate log sources, device telemetry, and security tool data to hunt for APT actor activity and investigate indications of compromise., • Build detection and prevention controls based on threat reporting and observed activity., • Investigate incidents by identifying compromise activity through analysis of device images, artifacts, logs, and network traffic., • Support efforts focused on detection, capability, and procedure refinement. Minimum Qualifications • Bachelor's Degree in Information Security, Computer Science, a related field, or equivalent experience that matches the required knowledge, skill and abilities., • 3-5 years of real-world cyber and/or data science experience involving anomaly detection using EDRs, packet captures, malware analysis sandboxes, SIEM/SOAR toolsets, and scripting languages (e.g. Python, PowerShell, SQL)., • Flexibility to work occasional evenings and weekends for on-call shifts and incident response events., • A Master's Degree in Computer Science, Information Security Assurance, or related field., • Experience with Assume Breach methodologies and investigating sophisticated attacker tradecraft in complex environments. Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL’s campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ___. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact ___. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $100,000 Annually Maximum Rate $245,000 Annually

Overview: GovCIO is currently hiring for a Systems Architect to design end to end technical architecture. This position will be located in Fort Meade, MD and will be an onsite position. Responsibilities: The System Architect designs the end-to-end technical architecture for an autonomous pentesting and data collection capability supporting rapid cyber terrain assessment and AI training objectives. This role defines secure deployment models, integration patterns, access control mechanisms, and scalability considerations across platform, cloud, and data components. The architect ensures cybersecurity, data governance, and user interaction requirements are embedded from the outset, enabling rapid IOC execution while positioning the capability for efficient authorization, scaling, and operationalization in the subsequent option year. • Design secure, scalable architectures for autonomous cyber assessment platforms, • Define integration, access control, and deployment models, • Align infrastructure, software, cybersecurity, and data requirements. Required Skills and Experience • Clearance Required: TS/SCI CI Poly, • 10 years of experience in systems, cyber, or cloud architecture, • Strong background in secure, data-intensive system design, • AWS Solutions Architect or Azure Architect or CISSP, DoD 8570.01-M IAT Level II (Sec+CE, SSCP, CND, CCNA Security, etc) #DSG #NSS #TM #TMK #DICE Posted Salary Range: USD $161,900.00 - USD $199,260.00 /Yr.

Overview: GovCIO is currently hiring for a Cloud Platform Engineer to create tools and environments that improve developer productivity. This position will be located in Fort Meade, MD and will be an onsite position. Responsibilities: The Cloud Platform Engineer provisions and configures Government-approved cloud infrastructure to support autonomous pentesting execution and large-scale data ingestion. This role establishes secure compute, storage, and networking environments capable of supporting high-volume assessments and future AI workflows. Early cloud engineering during IOC ensures infrastructure readiness, scalability, and security, enabling rapid transition into IOC implementation and expanded execution in the next option year. • Provision and configure cloud infrastructure in approved environments, • Enable scalable data ingestion and storage services, • Support secure integration with autonomous cyber tools Required Skills and Experience • Clearance Required: TS/SCI CI Poly, • 10 years of experience with AWS, Azure, or GCP (GovCloud preferred), • Background in secure cloud architecture and infrastructure automation, • Hands on experience with virtualization technologies, • AWS Associate/Professional cert #NSS #DL #tm Posted Salary Range: USD $197,000.00 - USD $217,000.00 /Yr.

Job DescriptionAcclaim Technical Services, founded in 2000, is a leading cyber operations, intelligence solutions and operations, network infrastructure, engineering and business enablement and enterprise operations company supporting a wide range of U.S. Federal agencies. We are an Employee Stock Ownership Plan (ESOP) company, which is uncommon within our business sector. We see this as a significant strength, and it shows: ATS is consistently ranked as a top workplace among DC area firms and continues to grow. We are actively hiring an Operational Language Analyst - Spanish, Level 2 to join our Defense and Homeland Security Division working in Annapolis Junction, MD. In this role, the Operational Language Analyst performs tasks required to process voice and/or graphic language materials in support of SIGINT Operations. RESPONSIBILITIES • Translating and/or transcribing complex and sophisticated written and/or spoken material, • Gisting complex and sophisticated written and/or spoken material, • Scanning and sorting/categorizing foreign language materials, • Performing quality control review of translations and/or transcripts of complex and sophisticated written and/or spoken material.REQUIRED EDUCATION & EXPERIENCE, • Must possess an active TS/SCI clearance with polygraph, • Associate of Arts (AA)/Associate of Science (AS) degree or equivalent, • Performance at Interagency Language Roundtable (ILR) skill level 3 in audio translation and/or text translation from the required language into idiomatic, standard American English or 3 in listening and/or reading on the DLPT., • Equivalent of four (4) years full-time experience performing language processing in the required language(s)., • In lieu of the Associate’s Degree an additional two (2) years of directly related, applied, practical work experience may be substituted., • For no more than one (1) year of the required four (4) years, Reporting shall be the primary duty. ATS is committed to a program of equal employment opportunity without regard to race, color, ethnicity, national origin, ancestry, citizenship, sex, pregnancy, marital status, sexual orientation, age, religion/creed, hairstyles and hair textures, handicap/disability, genetic information/history, military/veteran status, or any other characteristic or condition protected by applicable law. We support the employment and advancement in employment of individuals with disabilities and of protected veterans, and we treat qualified individuals without discrimination on the basis of their physical or mental disability or veteran status. Powered by JazzHR Oju7FPvivN

Overview: GovCIO is currently hiring for a Sr. Technical Program Manager to lead the execution of a fast paced IOC . This position will be located in Fort Meade, MD and will be an onsite position. Responsibilities: The Senior Technical Program Manager leads execution of a fast-paced Initial Operational Capability (IOC) enablement effort supporting autonomous cyber assessment and AI training data readiness for USCYBERCOMMAND. This role integrates architecture design, cloud infrastructure provisioning, cybersecurity, data strategy, and deployment planning into a cohesive execution plan within a compressed 3.5-month timeline. The TPM serves as the primary interface with Government stakeholders, manages dependencies and risk across multiple technical disciplines, and ensures all work products are structured to support seamless transition into IOC implementation and scaled execution during the subsequent option year beginning in May. Directs all phases of programs from inception through completion. Responsible for the cost, schedule and technical performance of company programs or subsystems of major programs. • Lead integrated planning and execution across technical, data, and security workstreams, • Manage schedule, milestones, risks, and deliverables for IOC enablement, • Coordinate Government engagements and ensure compliance with tasking authority Clearance Required: TS/SCI CI Poly Required Skills and Experience • 10+ years of experience in technical program or project management, • Experience managing cloud, cybersecurity, data, or AI-adjacent programs, • Strong understanding of phased IOC and capability delivery models, • PMP, DoD 8570.01-M IAT Level II (Sec+CE, SSCP, CND, CCNA Security, etc) #NSS #AR #TM Posted Salary Range: USD $190,000.00 - USD $226,000.00 /Yr.

Description Leidos' Digital Modernization sector is seeking a Senior Firewall Engineer to support the GSM-O effort. This position is located at the Pentagon and is 100% on-site. This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with firewall technologies including Cisco ASA, Juniper SRX, and Palo Alto, as well as a strong background in security networking. Primary Responsibilities: * Design, Implement Manage firewall solutions using Cisco ASA/Firepower, Juniper SRX and Palo Alto. * Monitor firewall performance and security logs to identify and mitigate potential threats. * Develop and enforce network security policies and procedures. * Perform system audits to ensure compliance with standards and regulations. * Collaborate with other IT, Security and Network teams to integrate firewall solutions. * Troubleshoot and resolve network and firewall related issues promptly and document within ticket systems. * Maintain and update firewall configurations (security polices/firewall ACLs as approved by Change Management) • Serve as a People Leader for personnel supporting the Firewall Task Area:, • Serve as the focal point for all firewall tasks, operations, projects, and assessments., • Ensure all tasks are delivered according to timelines, • Provide written reports and oral briefings to the Government Task Lead and PMO Team, • Conduct annual performance assessments to include periodic check ins., • Validate/approve time charging for both Leidos and vendor personnel., • Provide coaching/mentoring to personnel., • Develop and Execute Continual Service Improvement technical strategies to modify and enhance operational processes and impact strategic project/program goals and business results. Required Clearance and Certifications: • Must have, at minimum, an active DoD Top Secret security clearance with ability to obtain TS/SCI. An active TS/SCI is preferred., • Must have DoD 8570 IAT II or higher certification prior to start., • Must have a Juniper, Cisco, or Palo Alto certification prior to start. Required Qualifications: • BS degree and 12+ years of directly relevant experience. Additional military or relevant work experience may be considered lieu of a degree., • 3+ years of Firewall experience within the DoD environment, • Demonstrated knowledge in planning, directing, and managing a Firewall Team in an organization similar in size to this acquisition, • Demonstrated knowledge of Implementation of Perimeter and Internal Firewalls (both physical and virtual contexts), • Demonstrated advanced experience in managing standard baseline configuration across numerous firewalls, • Demonstrated advanced experience in evaluating rules to ensure maximum security while minimizing redundancy in rules, • Demonstrated experience with researching and fielding new and innovative firewall technology About our Program: Through the J6 Penetration Handling, Incident, System Health (PHISH) support services task order on the GSM-O contract, we provide IT products, services and solutions to the Pentagon and other DoD offices and agencies for them to meet mission and business requirements. Our Cybersecurity team performs cyber defensive actions in support of J6 to prevent, detect, respond and recover from adversarial activities. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. March 6, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $131,300.00 - $237,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description We are currently seeking a Cyber Ops Planning SME for our team at Fort Meade. The Operations Planning SME will be a principal-level expert Strategist responsible for the development, analysis, and support of joint operational and strategic plans. The ideal candidate will possess a comprehensive understanding of the Joint Planning Process (JPP), advanced planning concepts, and the integration of information technology services and capabilities provided by the Defense Information and Systems Agency (DISA). This role requires the ability to translate strategic guidance into detailed, executable plans and orders, and to effectively advise senior military leaders on complex operational challenges. The SME is expected to be a thought leader for the Agency and must be able to work independently with minimum or no guidance. All SME’s shall: • Provide expert-level guidance on the application of the Joint Planning Process and Operational Approach., • Lead Joint Planning Groups (JPG) and Operational Planning Teams (OPT) through the JPP to develop Agency Strategy, OPLANS, orders and directives., • Develop and present detailed analysis, staff estimates, and plan recommendations to senior military and civilian leaders., • Author and review planning documents, including technical papers, white papers, and Concepts of Operations (CONOPS)., • Integrate and influence cross-functional concepts that align with high-interest operational plans., • Lead and direct panels, meetings, and working groups as a subject matter expert and principle advisor., • Coordinate with all applicable staff elements, Service Components, Combatant Commands (CCMDs), and other partners/agencies. Primary Responsibilities The Operations Planning SME shall: • Provide expert planning support for Crisis Action, Future Operations, and Deliberate planning in support of the J3 and J5 Directorates, developing strategic and operational plans with viable options., • Compose and disseminate orders and directives (OPORDs, FRAGORDs, etc.) that address complex policy and doctrinal issues, such as dual chains of command, and direct maneuver and effects across National, Joint, and internal operational environments., • Conduct rigorous Mission Analysis and lead teams in Course of Action (COA) development, analysis, wargaming, and comparison, utilizing established screening and evaluation criteria., • Apply advanced planning concepts, including Center of Gravity (COG) analysis, Lines of Operation (LOO), Lines of Effort (LOE), and the operational approach to solve complex military problems. Basic Qualifications • Bachelor's degree in a relevant technical discipline and 15 years of overall related experience in military operational planning, with a proven track record of success in a joint, multi-domain environment or Master’s degree with 10 years of prior relevant experience. Additional related years of experience may be accepted in lieu of a degree., • Must possess an active TS/SCI security clearance., • Expertise in the Joint Planning Process (JPP), from Planning Initiation to Plan/Order Development., • In-depth knowledge of various planning levels (Commander's Estimate, BPLAN, CONPLAN, OPLAN) and planning types (Campaign, Contingency, Crisis Action Planning)., • Deep understanding of Mission Analysis inputs/outputs, and mastery of COA Development, including screening criteria (Adequate, Feasible, Acceptable, etc.) and evaluation criteria. Preferred Qualifications • Graduate of the Joint Advanced Warfighting School (JAWS) or the School of Advanced Military Studies (SAMS)., • Direct experience translating strategic guidance into operational plans and future operations within a Combatant Command (CCMD) J5 or J35 environment., • Background in DoD Acquisition or Program Management, with a proven track record of managing the development and delivery of information technology and communication solutions to Combatant Commands and Defense Agencies., • IAT Level II (Security +, CySA+, CND, GSEC, SSCP, GICSP). If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. April 17, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $154,050.00 - $278,475.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Lead Security Engineer Leidos has a new and exciting opportunity for a Lead Security Engineer in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary Leidos is seeking a Lead Security Engineer to support a mission-critical program, offering a challenging and rewarding opportunity for a hands-on technical leader in the security domain. The selected individual will lead all security engineering efforts for a large, complex network environment with geographically distributed systems; and will manage a team of Information Systems Security Officers (ISSOs) and Information Systems Security Engineers (ISSEs), providing technical leadership and direction to meet program requirements. The selected individual will mentor the team in sound information systems security engineering practices and will be heavily involved in system testing. The selected candidate will work closely with other engineers and technical experts to enhance operational, test, integration, and development environments. Responsibilities include ensuring and maintaining Authorizations to Operate (ATOs) for all System Security Plans (SSPs), and ensuring compliance with Secure the Enterprise/Secure the Network (STE/STN) requirements. Primary Responsibilities * Responsible for the overall security architecture, ensuring all security requirements are defined, implemented, and verified. * Serve as a security subject matter expert (SME), providing guidance and oversight for the end-to-end security architecture. * Engage with multiple system owners across multiple networks to interpret, negotiate, and refine system and security requirements. * Define and drive security strategy, including risk assessment and management, security control assessment, continuous monitoring, service design, and broader cybersecurity program support. * Identify and analyze security issues across complex, highly integrated systems and environments, and develop clear, actionable remediation recommendations. * Design, develop, and execute static and dynamic application security testing, as well as penetration testing activities. * Partner with development teams to improve understanding of vulnerabilities, attack vectors, and effective remediation techniques. * Lead and mentor a team of program security engineers in day-to-day security engineering activities. * Collaborate with the program security team to ensure STE/STN and continuous monitoring requirements are met for Test, Integration, and Development environments. * Clearly articulate program security requirements, risks, and compliance challenges to multiple customer points of contact. * Coordinate with internal cross-functional teams to plan, prioritize, and execute remediation and other security-related activities. Required Qualifications * Master’s degree in Information Technology, Information Assurance, or related field, and at least 15 years of relevant experience. Additional experience may be substituted for a degree. * At least 10 years of experience leading large, diverse Security Engineering teams, leading ISSO and ISSE teams. * Current active CISSP certification. * Certified Scrum Master certification. * At least 5 years of experience applying Agile methodologies in security engineering projects, including Scrum or SAFe frameworks. * Extensive hands-on experience with modern security tools; hardware and software security implementation; communication protocols; encryption technologies; and web services. * Expert-level understanding of security vulnerabilities and remediation techniques, including risk assessment, risk management, and security strategy/design. * Extensive experience formulating, implementing, and assessing IT security policy. * Solid understanding of ATOs, SSPs, and STE/STN requirements. * Direct experience collaborating with software developers, software testers, and integration, deployment, and sustainment teams. * Strong communication and interpersonal skills, with a proven ability to clearly convey program requirements and system compliance challenges to multiple customer stakeholders. * Demonstrated ability to coordinate across multiple internal teams for planning and remediation activities. * Solutions-oriented team player with a high level of self-initiative. * Clearance Required: Must have TS/SCI with Polygraph. Preferred Qualifications * At least twelve years of experience with defense-in-depth principals/technology (including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture) and applying risk assessment methodology to system development. * Experience developing/implementing integrated security services management processes, such as assessing and auditing network penetration tests, anti-virus planning assistance, risk analysis, and incident response. * Experience developing/implementing integrated security services management processes, such as assessing and auditing network penetration tests, anti-virus planning assistance, risk analysis, and incident response. * Experience providing information assurance support for application development that includes system security certifications and project evaluations for firewalls that encompass the development, design, and implementation. At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today. careers.leidos.com/CONMD CSSKEY CONMD If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. March 16, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $154,050.00 - $278,475.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Job Description MANAGER-R&D - Maryland Operations Manager - Hanover, MD Who We Are: Ongoing threats to national security require timely intelligence data, such as signal intelligence obtained through electronic surveillance. For more than 70 years, our client has supported the U.S. government, friendly foreign governments, and commercial clients by developing communications signal intercept, direction finding, surveillance, tagging and tracking systems, avionics and support systems, and electronics integration and cyber technology. Objectives of this Role: • Manage a Business section and the Hanover, MD office for the Defense & Intelligence Solutions Division. This would include facility management and assistance in the maintenance of SCIF Accreditation and approval., • Assist in growing a team of engineers and computer scientists while working with program managers to assist in customer interactions on the technical and programmatic aspects of programs across the SIGINT Solutions and Software Engineering Departments., • Grow the business organically through Business Development, marketing, writing proposals and developing estimates for customers., • Customer interaction and growing the section is a significant part of the role., • Grow the section through marketing, Business Development, writing proposals, creating estimates, and finding business opportunities., • Weekly communications and collaborations with various departments within Division 16, which may require travel to San Antonio., • Supporting the CSSO and ensuring preparedness for security inspections, COMSEC needs, being a back up to respond to alarms (as needed) and other security needs., • Leading the management of the facility, to include understanding the leasing arrangements, support contractors and visitor meetings, and other areas for the facility, notifying leasing agent of facility needs or issues., • Direct interactions with customers within the area, attending Industry Days, conferences to support marketing and business development., • Requires a Bachelors degree in Electrical Engineering, Computer Engineering, Software Engineering or equivalent engineering degree with related experience., • 10 years: Technical engineering experience with at least 4 years experience as a technical engineering manager. Understanding development project life cycles and managing risks with the customers., • 10 years: Shown experience writing proposals, developing estimates, and presenting to/managing customers. High proficiency in Microsoft Office tools, and creating and conducting presentations., • Understanding various USG Acquisition strategies, general DFARs related to USG contract., • Highly effective communicator and collaborator, both in writing and verbally., • A valid/clear driver's license is required. Work assignment is in Hanover, Maryland. Applicant selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information. Applicant must be a U.S. citizen. Job Locations: Hanover, Maryland

Description Leidos has an exciting and challenging opportunity for a Scheduler in our Intel Sector’s Cyber & Analytics Business Area (CABA)! Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary This role requires a Scheduler/Project Manager who is interested in advancing their project and schedule management skills. As an Earned Value and Agile program with a large-scale complex Systems Integration and Development mission, we are called upon to manage a very complex MS Project schedule with thousands of tasks. Over its long history, this program has developed competencies in scheduling that we wish to expand upon and take our own capabilities to the next level with the addition of automation, incorporation of risk management principles, and routine schedule risk assessments (SRAs). The Scheduler/Project Manager will work directly with the Program’s Lead Scheduler to divide the considerable workload and come up with new and innovative approaches to improving productivity and performance in our scheduling. The selected candidate will work with Agile Teams and Control Account Managers to develop detailed schedules for program activities, to collect regular status for those activities, and to create visualizations using MS Project and other tools to feed overall program status and reporting. She/he will become involved in the monthly Earned Value reporting cycle and will help the program to accelerate the capture of data so that EV data can be analyzed more frequently by program leadership. The selected candidate will work with others to identify critical/driving paths and to make judgements about the impact of schedule dependencies across the program. It is critical for the candidate to be comfortable discussing elements of the technical work including systems engineering, software development, testing, deployment, and sustainment of large software and hardware systems. The selected candidate will be expected to be able to work with technical leads and Earned Value leads to provide advance notice of schedule concerns and identify solutions to schedule problems that are consistent with the technical activities. She/he must be able to see a schedule as a one of many views into a project rather than a thing unto itself. Candidates with solid PM experience and some MS Project scheduling experience are encouraged to apply if they are willing to learn and take their skills to the next level and beyond. Primary Roles and Responsibilities * Work collaboratively to manage multiple schedules within the program environment. * Engage with Agile Teams and Control Account Managers to create new schedules, status existing schedules, and create visualizations of schedules for customers and leaders. * Help improve the schedule management process and develop automations and other innovations to increase the productivity of collection and reporting of Earned Value data. * Collect and input monthly status for a wide array of sub-schedules which are part of the integrated master schedule (IMS). * Analyze schedule results and provide leaders and team members with suggestions as to how to meet schedule constraints. * Analyze critical/driving paths and schedule risk assessments (SRAs). Basic Qualifications * Bachelor’s degree in Management, System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university and at least 8 years of relevant experience. Additional experience may be substituted for a degree. * Five (5) years of experience as a Project Manager for a software development program or other related technical activity. * Two (2) years of experience working with MS Project as a Project Manager or Scheduler. * A high degree of interest in learning new approaches to scheduling and applying them in a very fast-paced environment. * Excellent written, verbal, and interpersonal communication skills. * Ability to manage time extremely well and quickly sense when an issue needs to be elevated, discussed, or triaged. * Strong attention to detail and focus on task completion is critical. * Clearance Required: Must have TS/SCI with Polygraph on day one. Preferred Qualifications * Program Management Professional (PMP) certification or Certified Associate in Project Management (CAPM) certification. * Experience with Earned Value Management * Experience working in an Agile development environment. * Experience managing or analyzing the critical path of a task network. At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today. careers.leidos.com/CONMD CSSKEY CONMD If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. April 23, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $92,300.00 - $166,850.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Network Engineer – TS/SCI Fort Meade, MD | Critical Air Force ISR Mission | Leidos Advance your career on one of the nation’s most important ISR programs. Leidos is seeking a Network Engineer to support complex, classified network operations at Fort Meade. If you thrive in high‑tempo environments and want to tackle real national‑security challenges, this role puts you at the center of the mission. What You’ll Do • Manage and secure LAN/WAN environments across SIPR, NIPR, and other classified networks, • Maintain C4I infrastructure, cryptologic equipment, routers, switches, fiber, and network hardware, • Implement security patches, TCNO updates, STIGs, and OS upgrades, • Troubleshoot complex network, VoIP, and interoperability issues, • Support users, leadership, and help desk operations; track and resolve trouble tickets, • Maintain network maps, configurations, backups, and contingency plans, • Investigate malware/unauthorized software and ensure compliance with DoD cyber requirements, • Install, integrate, and test new or modified hardware, software, and network components Required Qualifications • Bachelor’s degree and 8+ years of relevant experience. 4+ additional years of related experience OR advanced IAT level III certifications ( CISSP, CASP+, or CCNP ) may be considered in lieu of a degree, • TS/SCI (polygraph required after hire), • Experience managing classified/unclassified networks, routing/switching, authentication services, and network security, • DoD 8570 IAT Level II (Security+ CE or equivalent), • Experience applying security patches and TCNO updates Preferred Qualifications • Current polygraph, • Cisco/Juniper experience (CCNA, CCNP, JNCIA, JNCIS), • Experience with SolarWinds, Junos Space, STIGs, Cisco ISE, PowerShell DHCP, • Knowledge of DoD networks, VoIP, VMWare VMCP, and SecureView environments AMSOPP1 If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. April 8, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $92,300.00 - $166,850.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Network Engineer – TS/SCI Fort Meade, MD | Critical Air Force ISR Mission | Leidos Advance your career on one of the nation’s most important ISR programs. Leidos is seeking a Network Engineer to support complex, classified network operations at Fort Meade. If you thrive in high‑tempo environments and want to tackle real national‑security challenges, this role puts you at the center of the mission. What You’ll Do • Manage and secure LAN/WAN environments across SIPR, NIPR, and other classified networks, • Maintain C4I infrastructure, cryptologic equipment, routers, switches, fiber, and network hardware, • Implement security patches, TCNO updates, STIGs, and OS upgrades, • Troubleshoot complex network, VoIP, and interoperability issues, • Support users, leadership, and help desk operations; track and resolve trouble tickets, • Maintain network maps, configurations, backups, and contingency plans, • Investigate malware/unauthorized software and ensure compliance with DoD cyber requirements, • Install, integrate, and test new or modified hardware, software, and network components Required Qualifications • Bachelor’s degree and 8+ years of relevant experience. 4+ additional years of related experience OR advanced IAT level III certifications ( CISSP, CASP+, or CCNP ) may be considered in lieu of a degree, • TS/SCI (polygraph required after hire), • Experience managing classified/unclassified networks, routing/switching, authentication services, and network security, • DoD 8570 IAT Level II (Security+ CE or equivalent), • Experience applying security patches and TCNO updates Preferred Qualifications • Current polygraph, • Cisco/Juniper experience (CCNA, CCNP, JNCIA, JNCIS), • Experience with SolarWinds, Junos Space, STIGs, Cisco ISE, PowerShell DHCP, • Knowledge of DoD networks, VoIP, VMWare VMCP, and SecureView environments AMSOPP1 If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. April 8, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $92,300.00 - $166,850.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Network Engineer – TS/SCI Fort Meade, MD | Critical Air Force ISR Mission | Leidos Advance your career on one of the nation’s most important ISR programs. Leidos is seeking a Network Engineer to support complex, classified network operations at Fort Meade. If you thrive in high‑tempo environments and want to tackle real national‑security challenges, this role puts you at the center of the mission. What You’ll Do • Manage and secure LAN/WAN environments across SIPR, NIPR, and other classified networks, • Maintain C4I infrastructure, cryptologic equipment, routers, switches, fiber, and network hardware, • Implement security patches, TCNO updates, STIGs, and OS upgrades, • Troubleshoot complex network, VoIP, and interoperability issues, • Support users, leadership, and help desk operations; track and resolve trouble tickets, • Maintain network maps, configurations, backups, and contingency plans, • Investigate malware/unauthorized software and ensure compliance with DoD cyber requirements, • Install, integrate, and test new or modified hardware, software, and network components Required Qualifications • Bachelor’s degree and 8+ years of relevant experience. 4+ additional years of related experience OR advanced IAT level III certifications ( CISSP, CASP+, or CCNP ) may be considered in lieu of a degree, • TS/SCI (polygraph required after hire), • Experience managing classified/unclassified networks, routing/switching, authentication services, and network security, • DoD 8570 IAT Level II (Security+ CE or equivalent), • Experience applying security patches and TCNO updates Preferred Qualifications • Current polygraph, • Cisco/Juniper experience (CCNA, CCNP, JNCIA, JNCIS), • Experience with SolarWinds, Junos Space, STIGs, Cisco ISE, PowerShell DHCP, • Knowledge of DoD networks, VoIP, VMWare VMCP, and SecureView environments AMSOPP1 If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. April 8, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $92,300.00 - $166,850.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Network Engineer – TS/SCI Fort Meade, MD | Critical Air Force ISR Mission | Leidos Advance your career on one of the nation’s most important ISR programs. Leidos is seeking a Network Engineer to support complex, classified network operations at Fort Meade. If you thrive in high‑tempo environments and want to tackle real national‑security challenges, this role puts you at the center of the mission. What You’ll Do • Manage and secure LAN/WAN environments across SIPR, NIPR, and other classified networks, • Maintain C4I infrastructure, cryptologic equipment, routers, switches, fiber, and network hardware, • Implement security patches, TCNO updates, STIGs, and OS upgrades, • Troubleshoot complex network, VoIP, and interoperability issues, • Support users, leadership, and help desk operations; track and resolve trouble tickets, • Maintain network maps, configurations, backups, and contingency plans, • Investigate malware/unauthorized software and ensure compliance with DoD cyber requirements, • Install, integrate, and test new or modified hardware, software, and network components Required Qualifications • Bachelor’s degree and 8+ years of relevant experience. 4+ additional years of related experience OR advanced IAT level III certifications ( CISSP, CASP+, or CCNP ) may be considered in lieu of a degree, • TS/SCI (polygraph required after hire), • Experience managing classified/unclassified networks, routing/switching, authentication services, and network security, • DoD 8570 IAT Level II (Security+ CE or equivalent), • Experience applying security patches and TCNO updates Preferred Qualifications • Current polygraph, • Cisco/Juniper experience (CCNA, CCNP, JNCIA, JNCIS), • Experience with SolarWinds, Junos Space, STIGs, Cisco ISE, PowerShell DHCP, • Knowledge of DoD networks, VoIP, VMWare VMCP, and SecureView environments AMSOPP1 If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. April 8, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $92,300.00 - $166,850.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. If this sounds like the kind of environment where you can thrive, keep reading! The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support our defense and intel customers’ mission to defend against evolving threats around the world. Your greatest work is ahead! The National Security Sector (NSS) is hiring for a Chief Engineer to lead the technical execution on a very large, nationally significant software development and system engineering and integration program. As the prime contractor, Leidos will drive performance optimization in achieving mission outcomes through efficient prosecution of the customer’s product backlog and roadmap. What you’ll be doing: • Responsible for the overall integrity, quality, and completeness of technical work performed and associated deliverables., • Implement and lead cross-discipline integration among Agile development teams within the contract fostering a culture of innovation., • Apply systems engineering principles throughout the systems lifecycle phases: Concept, Development, Production, Utilization, Support, and Retirement., • Interact with the Government regarding Engineering technical considerations and for associated problems, issues, or conflicts., • Communicate with other program personnel, government overseers, and senior executives., • Mentor mid-level and junior staff. What does Leidos need from me? • Active Top Secret/SCI (TS/SCI) with Polygraph security clearance required., • Minimum Bachelor’s Degree from accredited college or university in an Engineering or technically related discipline., • Minimum 20 years’ systems/software engineering experience within programs and contracts of similar scope, type, and complexity is required., • Must have extensive experience and understanding of Agency's SIGINT/CNO environments, sensor enterprise, and tasking systems., • Must have expertise leading, architecting, and executing large-scale Agile development programs. Favorable if you have: • Master’s Degree from accredited college or university in an Engineering or technically related discipline. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $154,050.00 - $278,475.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

HELP DESK TECHNICIAN SHIFT: DAYS - 0600 - 1400 DAYS: Mon-Fri Advance how our customers operate while you advance your career. Join GDIT as a Help Desk Technician III and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you. WHAT YOU’LL NEED TO SUCCEED Bring your technology expertise and drive for innovation to GDIT. The Help Desk Technician III must have: ● Education: Associates of Arts/Associates of Science ● Experience: 4+ years of related experience REQUIRED CERTS: 1. Security+CE, 2. PWS 9.1 GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do. ● Growth: AI-powered career tool that identifies career steps and learning opportunities ● Support: An internal mobility team focused on helping you achieve your career goals ● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off ● Community: Award-winning culture of innovation and a military-friendly workplace OWN YOUR OPPORTUNITY Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward. #MD_2026Alumni Top Secret/SCI Salary and Benefit Information The likely hourly rate for this position is between $33.97 - $32.20. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. About Our Work We are GDIT. A global technology and professional services company that delivers technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at ___. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Provide enterprise-wide cybersecurity, threat analysis, countermeasures and defensive strategies across a multi-tiered, porous domain inclusive of Cloud, federated regional gateways, cross domain peering points, internet access points, and endpoints. Currently possess DoD 8750 certification at IAT l

Peraton is hiring an Enterprise Infrastructure Services Information Systems Security Officer (ISSO) to join our Cyber Mission business unit in Fort Meade, Maryland.

Customer Service Specialist II Seize your opportunity to make a personal impact as a Customer Service Specialist I. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career. At GDIT, people are our differentiator. As a Customer Service Specialist I you will help ensure today is safe and tomorrow is smarter. HOW A CUSTOMER SERVICE SPECIALIST I WILL MAKE AN IMPACT ● Provides support via the telephone and/or Internet to resolve routine issues and respond to customer inquiries GDIT is looking for a Queue Coordinator who holds TS/SCI (poly preferred or must obtain) for a full time position, located in Annapolis Junction, MD. Program overview GDIT is the first point of contact for IT problem resolutions helping to increase user satisfaction, reduce resolution time, and consolidate and standardize remote and in-field customer support at the enterprise level. Essential job functions • Takes and processes transactions by telephone, internet, and correspondence from customers and representatives., • Enters and maintains database records of customer profiles and prepares and maintains status reports., • Acts as liaison for customers., • Maintains knowledge of company products and customer service processes. Performs proper vetting of customer requests, to ensure all required information is obtained., • Routes customer requests to correct department and assigns them to the appropriate technician in a timely manner., • Provides administrative support to technicians to ensure seamless service for the customer. Qualifications: *High School Diploma and 1+ yr related experience *TS/SCI active clearance (Poly preferred or must obtain) *Security+CE requirement *9.1 requirement (ITIL, A+, HDI-CSR, MS 365 cert) or must obtain within 120 days of starting position • Queue Management/Coordination experience is desired, • Day Shift 10am to 6pm GDIT IS YOUR PLACE: ● 401K with company match ● Comprehensive health and wellness packages ● Internal mobility team dedicated to helping you own your career ● Professional growth opportunities including paid education and certifications ● Cutting-edge technology you can learn from Top Secret/SCI Salary and Benefit Information The likely hourly rate for this position is between $21.25 - $28.75. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. About Our Work We are GDIT. A global technology and professional services company that delivers technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at ___. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Description Leidos is seeking mid- to senior-level Security Control Assessors to join our SCA team. This position requires significant travel—please review the position overview below for important details. The maximum starting salary for this role is $112,500. A Top Secret clearance and current IAT/IAM II certification (eg Security+ or equivalent) is required for consideration. POSITION OVERVIEW As a Security Control Assessor, you will play a key role in conducting Security Control Assessments at various government sites, with approximately 85% of your time on travel assignments. Travel may be domestic or international, depending on mission requirements, and per diem is provided to cover expenses. You'll have the flexibility to work from home when not on assignment, but must be local to one of our three locations for training and occasional customer meetings - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. Your first few weeks will involve assessment training in a virtual classroom environment, which includes training modules, lectures, and exams. You will also gain hands-on experience by shadowing current Assessors on local assessments across the greater DC-Baltimore area (referred to as "check rides"). Once your training and check rides are successfully completed, you will be added to the regular travel schedule. Key Responsibilities: * Conduct cybersecurity assessments, audits, and inspections for DoD organizations and partners handling DoD information or connecting to the DoDIN. * Evaluate systems and Defensive Cyberspace Operations using cyber threat emulation and performance-based testing. * Adhere to policies and processes for each assessment type. * Support assessment development and execution to ensure security expertise is properly applied. * Coordinate logistics, test plans, and scope with the SCA Team Lead. * Perform vulnerability assessments, capture results using STIG Viewer or designated tools, and document findings in eMASS. * Analyze security gaps and provide mitigation recommendations. * Validate cybersecurity controls, TTPs, STIGs, RMF controls, and compliance with DoD policies and guidelines. * Provide risk analysis and assessment results for authorization recommendations. * Participate in daily assessment reviews, in-briefs, and out-briefs, sharing findings with the SCA-R. * Mentor and guide personnel by providing technical expertise, best practices, and professional development support to enhance team capabilities and knowledge Basic Qualifications: * Active DoD Top Secret clearance with SCI eligibility required * Current DoD 8570 IAM II or IAT II certification * Ability and willingness to travel for assessments as required, up to 85% of the time * Bachelor's degree (IT-related field preferred) and eight (8) years of cybersecurity or network security experience, including five (5) years of experience in a Certification and Accreditation/A&A role. Additional relevant experience may be considered in lieu of degree. * Demonstrated experience with STIGs, SRGs, POA&Ms and cybersecurity best practices, as well as relevant tools such as eMASS, STIG Viewer, Nessus, ACAS, SCAP, or HBSS * Strong understanding of the RMF process, NIST SP 800- 37, NIST SP 800-53, CNSSI 1253, as well as key technologies areas/domain such as: Network, Mobility, Windows, UNIX, Cloud Environments and Cloud Native Tools/Services, Host Based Security System (HBSS)/Endpoint Security Solutions (ESS), Databases, Applications * Strong written and verbal communication skills for reporting assessment findings The maximum starting salary for this position is $112,500. Please note that the broader pay range displayed at the bottom of this page represents the total corporate salary band for similarly-leveled cyber positions across Leidos and does not account for specific contract/program funding and requirements. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: November 17, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Leidos is seeking multiple Security Control Assessors to join our SCA team. This position requires significant travel—please review the position overview below for important details. The maximum starting salary for this role is $85,000. A Top Secret clearance and current IAT/IAM II certification (eg Security+ or equivalent) is required for consideration. POSITION OVERVIEW As a Security Control Assessor, you will play a key role in conducting Security Control Assessments at various government sites, with approximately 85% of your time on travel assignments. Travel may be domestic or international, depending on mission requirements, and per diem is provided to cover expenses. You'll have the flexibility to work from home when not on assignment, but must be local to one of our three locations for training and occasional customer meetings - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. Your first 4-6 weeks will involve assessment training in a virtual classroom environment, which includes training modules, lectures, and exams. You will also gain hands-on experience by shadowing current Assessors on local assessments across the greater DC-Baltimore area (referred to as "check rides"). Once your training and check rides are successfully completed, you will be added to the regular travel schedule. Key Responsibilities: * Conduct cybersecurity assessments, audits, and inspections for DoD organizations and partners handling DoD information or connecting to the DoDIN. * Evaluate systems and Defensive Cyberspace Operations using cyber threat emulation and performance-based testing. * Adhere to policies and processes for each assessment type. * Support assessment development and execution to ensure security expertise is properly applied. * Coordinate logistics, test plans, and scope with the SCA Team Lead. * Perform vulnerability assessments, capture results using STIG Viewer or designated tools, and document findings in eMASS. * Analyze security gaps and provide mitigation recommendations. * Validate cybersecurity controls, TTPs, STIGs, RMF controls, and compliance with DoD policies and guidelines. * Provide risk analysis and assessment results for authorization recommendations. * Participate in daily assessment reviews, in-briefs, and out-briefs, sharing findings with the SCA-R. * Assist with mentoring and guiding personnel by providing technical expertise, best practices, and professional development support to enhance team capabilities and knowledge Basic Qualifications: * Active DoD Top Secret clearance with SCI eligibility required * Current DoD 8570 IAM II or IAT II certification * Ability and willingness to travel for assessments as required, up to 85% of the time * Bachelor's degree (IT-related field preferred) and five (5) years of cybersecurity or network security experience, including three (3) years of experience in a Certification and Accreditation/A&A role. Additional relevant experience may be considered in lieu of degree * Demonstrated experience with STIGs, SRGs, POA&Ms and cybersecurity best practices, as well as relevant tools such as eMASS, STIG Viewer, Nessus, ACAS, SCAP, or HBSS * Strong understanding of the RMF process, NIST SP 800- 37, NIST SP 800-53, CNSSI 1253, as well as key technologies areas/domain such as: Network, Mobility, Windows, UNIX, Cloud Environments and Cloud Native Tools/Services, Host Based Security System (HBSS)/Endpoint Security Solutions (ESS), Databases, Applications * Strong written and verbal communication skills for reporting assessment findings The maximum starting salary for this position is $85,000. Please note that the broader pay range displayed at the bottom of this page represents the total corporate salary band for journeyman cyber positions across Leidos and does not account for specific contract/program funding and requirements. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: November 17, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $69,550.00 - $125,725.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Information Systems Security Officer (ISSO).National Security Sector's (NSS) Cyber & Analytics Business Area (CABA).Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT),

Job Description Because You Deserve More Than Just a Job As a Digital Network Exploitation Analyst, you will: • Evaluate target opportunities using all source data to understand and map target networks, and to assist in developing detailed exploitation and operations plans., • Analyze SIGINT and cybersecurity data at multiple levels up and down the OSI network stack and bring a solid understanding of logical/physical IP core infrastructure, communication devices and how they connect to networks, and the traffic movements in a network., • Be involved in developing new tradecraft needed to perform this analysis as technologies evolve., • Be part of a team, working together with government, military, and contractor personnel to develop shared understandings of intelligence needs, mission relevance, and areas of expertise., • Apply your innate curiosity and analytical talent to form hypotheses, critically assess and choose analysis techniques, then query, merge, enrich, evaluate, and pivot within data to attain and share insights, • Distill, document, contextualize and share your findings--including any new tradecraft that you develop--with teammates, stakeholders, and intelligence consumers. You'll Bring These Qualifications Education: Degree in Computer Science. Degree in related fields (e.g., Engineering, Mathematics) may be considered relevant if programs contain a concentration of courses in the following foundational CS areas: algorithms, computer architecture (not network architecture), programming methodologies and languages, data structures, logic and computation, and advanced mathematics (for example, calculus, discrete mathematics). Information Technology (IT) and Information Security (IS) degrees may be considered relevant if the programs contain the amount and type of coursework equivalent to a Computer Science (CS) major. • 4 years' applicable experience with a PhD, OR, • 6 years' applicable experience with a master's degree, OR, • 8 years' applicable experience with a bachelor's degree, OR, • Computer or information systems design/development/analysis., • Engineering hardware and/or software, programming, computer/network security, vulnerability analysis, penetration testing, computer forensics, information assurance, systems engineering, and/or network and systems administration. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at ELEVI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At ELEVI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here. The proposed salary range for this position is: 142,100-171,600 Why Work at ELEVI? To become an ELEVI employee is to become an integral part of the team. From Federal to Commercial, ELEVI offers our employees the ability to expand skills and fully engage their minds and passions. Each member of the team enjoys the opportunity to expand their career to meet their individual goals and objectives. We celebrate the ideas that bring about positive change, and the diverse talents and backgrounds that come together to create those ideas. Our benefit packages encompass competitive compensation, financial and counseling services, retirement options, and health insurance programs. Coupled with work/life benefits to address significant life problems as well as everyday problems involved in juggling work, family, and life. We trust you to take the time you need when you feel it's appropriate. No need to keep track or save up. We trust our employees and empower them to shape their work themselves so that we can achieve the best possible results. ELEVI Is an equal opportunity employer (EOE) that empowers our people. It is the policy of ELEVI to provide equal employment opportunities to all employees and employment applicants—without regard to unlawful considerations of race, religion, color, national origin, sex, sexual orientation, gender identity or expression, age, sensory, physical or mental disability, marital status, veteran or military status, genetic information, or any other classification protected by applicable local, state, or federal laws. We fearlessly drive change, because without diversity of thought and a commitment to equality for all, there is no moving forward. Reasonable accommodations are available for qualified individuals with disabilities, upon request. This policy applies to all aspects of employment, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination.

Senior Information System Security Officer in our.National Security Sector's (NSS) Cyber & Analytics Business Area (CABA).Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIG

The Systems Security Engineer collaborates with Department and external cyber stakeholders on cybersecurity technologies with experience in Microsoft products and security systems, network topology and protocols, enterprise server & desktop operating systems, and applications, in support of over 80,

Description The Battle Captain’s Trainer position shall provide training support for DISA Battle Captains and members of the Watch located within the SCIF. The trainer will be centrally managed by DISA J-7 but will be assigned to work within the SCIF area within the command centered on their individual skill set or knowledge base. This position will train members of the Watch to provide critical Communications and Information Technology Services and support staff elements and organizations within the DISA Watch The trainer will provide support to the Battle Captains in their mission to keep threats and vulnerabilities as low as possible by ensuring their computer network is stable, undisrupted and secure. This training position should be able to communicate at the highest command levels internal and external to the command, taking guidance from J-7 Division Chief, J-772 DISA Chief Training Branch, and Joint Director (JDIR) leadership. The SMEs should be able to perform at a level of support for the various functions they perform. The Battle Captain’s Trainer is the training expert for members of the Watch and must be able to work independently with minimum or no guidance. Primary Responsibilities The Battle Captain Trainer shall: * Support all aspects of Watch training capabilities, tasks, and options, from required development to transition into operations. * Establish a community of interest between cyber-Watch security trainers and both industry and government requirements. * Analyze the training curriculum, performance objectives, training plans, certification standards, exercise objectives, and evaluation standards to project future performance objectives and assist with the development of training materials to support Watch Training objectives that will ensure Watch Officers possess the necessary skills required to accomplish the mission. * Support the development of the new innovations scope and objectives, high level requirements development, and conduct training requirements and achievement of CERT completion and recommended technology acquisition planning support to enable next generation technology investments. * Elicit inputs for the planning process from cyberspace operations elements (to include assessments) throughout the program community to assure inputs are representative of the community’s full scope. * Support the continuous performance improvement and standardization efforts based on future capability needs, alternate approaches, flexible applications, and adversary modifications. * Maintain maintenance of training databases to ensure accuracy and timelines of records. * Assist in the tracking and reporting of Agency-level training requirements for the Watch workforce. Basic Qualifications * Active TS/SCI security clearance. * Current CSSP certification * Organized, deliberate, and able to work alone or in a team * Advanced Proficiency in Microsoft Office Suite products (Word, Excel, PowerPoint) and working with large data sets. * Knowledge of joint doctrine, joint plans, policies, and practices supporting the full spectrum of military operations * Good oral and written communication skills * Bachelor's degree in relevant technical discipline and 12 years of overall related experience or Master’s with 10 years of prior relevant experience. 4+ years of additional related years of experience may be accepted in lieu of a degree. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. March 19, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $105,300.00 - $190,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description The Digital Modernization Sector at Leidos currently has an opening for a Hunt Analyst supporting the HEITS Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP) supporting United States Immigration and Customs Enforcement (ICE). This is an exciting opportunity to use your experience to support, sustain, design and evolve the backbone of the ITP. The ITP mission is to identify insider threats to the department by utilizing advanced analytics, monitoring, and data correlation which in turn help address and eliminate potential threat actors from compromising the DHS and ICE missions in safeguarding the homeland. The selected candidate will be responsible for the following: * Review, analyze, and search insider threat data to identify trends, patterns, and insights of potential insider threat indicators. * Provide analytical, program support services related to the operation of UAM/ UEBA tool. * Monitor UAM platform to identify emerging requirements related to insider threat events and coordinate across the enterprise to ensure timely response. * Identify and triage critical/high risk UAM alerts related to a potential insider threat risk to the DHS enterprise. * Leverage methodologies and behavioral analytics to detect, investigate, and mitigate anomalous activity and policy violations indicative of malicious insider behavior. * Provide timely response to critical/high UAM alerts (within 4 hours during normal business hours and provide after-hour support). Normal business hours will be defined as 6am to 10pm Monday – Friday excluding weekends and scheduled holidays. Implement corrective actions to restore normal operations and prevent recurrence. * Will author and produce written analytical and threat reporting to address and mitigate insider threat matters * Will conduct routine liaison with DHS and ICE counterparts to deter, detect, and mitigate insider threat activity. Basic Qualifications: * Bachelors degree and (12)+ years of prior relevant insider threat experience or Masters with (10)+ years of prior relevant experience. Additional years of experience with requisite certifications will be considered in lieu of degree. * Experience working in ICE in some capacity within the last 10 years * Minimum of 10 years demonstrated knowledge of the intelligence cycle, processes, and organizations. * Minimum 10 years demonstrated knowledge of various research tools and procedures and methods of analyzing, compiling, reporting and disseminating intelligence data and information. * Minimum of 10 years demonstrated knowledge of research and analytical techniques as applied to difficult and complex assignments in security, law enforcement, and counterintelligence analysis. * Possess a strong analytical background. * Possess a strong critical thinking Skills * Have excellent written and verbal skills with ability to deliver briefings/written products and reports to a diverse group of audiences. * Possess the ability to plan, coordinate, research and analyze all-source intelligence information for accuracy, timeliness, and relevance to mission. * Possess knowledge of current domestic and international threats to U.S. national security interests. * Be adept at establishing networks with relevant security, personnel, and prevention stakeholders to foster program utilization. * Be a self-starter capable of working independently to promote program goals. * Working knowledge of User Activity Monitoring Software (UAM) and solutions. * Working knowledge of Cybersecurity toolsets designed to support ITP mission activities. * Working Knowledge of Open-Source toolsets. * Working Knowledge of Insider Threat Frameworks; Pathway to Violence & Critical Pathway * Current TS/SCI and Must be a US Citizen * Ability to obtain DHS EOD SCI and willingness to undergo CI Polygraph Preferred Qualifications: * Master’s degree from an accredited college or university in Criminal Justice, Homeland Security, Cyber Security, or related field * Proven experience (10+ years) in Intelligence Analysis * Experience with User Activity Monitoring products and platforms * Certified Counter-Insider Threat Professional - Fundamentals (CCITP-F) * Certified Counter-Insider Threat Professional - Analysis (CCITP-A) * Completion of Center for Development of Security Excellence (CDSE) Insider Threat Detection Analysis Course (ITDAC) * Completion of Workplace Assessment of Violence Risk (WAVR-21) Workshop * Completion of Center for Development of Security Excellence (CDSE) Curriculums; INT311.CU/INT312.CU/CI201.CU If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. May 1, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $105,300.00 - $190,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Junior/Mid-Level Hardware Technician Leidos has a new and exciting opportunity for a Junior/Mid-Level Hardware Technician in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary The selected candidate will be responsible for supporting the physical integrations (rack, stack, cabling), deployment and sustainment of development and operational systems. She/he will research and evaluate processes and utilize best practices to create and modify Deployment Packages (Microsoft Excel), Rack Elevations (Microsoft Excel), Master Cable Lists (Microsoft Excel), and Wiring Diagrams (Visio). She/he will perform short duration travel to support deployments and must be available to provide after-hours surge support when needed to meet customer requirements. Primary Responsibilities * Assemble devices and equipment and perform initial physical integrations of multi-rack systems. * Support deployments of multi-rack systems both CONUS and OCONUS. * Provide support for a lab consisting of ~100 racks to include physical integrations, power, space, and cooling estimates, power testing, and monitoring and troubleshooting of hardware. * Develop installation plans and coordinate redesign efforts with system administration and system engineering teams. * Establish and conduct test cases and coordinate with System and Network Engineers in troubleshooting suspected failed components, including hard drives, memory, batteries, cables, motherboards, and processors. * Operate electronics test equipment to include fiber and copper test sets, OTDRs, multi-meters, etc. * Plan and implement data center enhancements and undertake lab and deployment-related special project work. Required Qualifications * Bachelor’s Degree in a technical field and at least 4 years of related experience. Additional experience may be substituted for a Degree. * At least 3 years of work experience interpreting and working with technical drawings and blueprints. * At least 2 years of experience maintaining network and server documentation and diagrams. * Experience establishing and conducting test cases for troubleshooting components, including hard drives, memory, batteries, cables, motherboards, processors, etc. * Experience with electronics test equipment (fiber and copper test sets, OTDRs, multi-meters, etc.) * Direct, hands-on experience with data center design and configuration (rack and stack, power, placement, etc.). * Direct work experience and/or in-depth related experience or training with network, server, and Data Center security accreditation and certification. * Must have a high level of proficiency with Excel and/or Visio. * Must be able to routinely lift 35 lbs. without assistance. * Must be available to perform short-duration travel to support deployments. * Must be available to provide after-hours surge support when needed to meet customer requirements. * Must be an independent thinker capable of working proficiently independently as well as within a team. * Must be committed to adopting and adhering to best practices including compliance with maintenance windows and change control procedures. * Must possess strong analytic abilities, and must be meticulous and careful in their work. * Clearance Required: Must have TS/SCI with Polygraph. Preferred Qualifications * Familiarity with server/router/firewall configuration and application performance optimization functions. * Experience with network and server component moves. * Experience documenting and providing information for security accreditation and certification. At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today. careers.leidos.com/CONMD CSSKEY CONMD If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. April 7, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Systems Network Administrator (TS/SCI w/ Poly) Leidos – National Security Sector | Cyber & Analytics Business Area (CABA) Make a Difference in National Security Leidos has an exciting opportunity for a Systems Network Administrator to join our National Security Sector’s Cyber & Analytics Business Area (CABA). Our team is at the cutting edge of Security Engineering, Computer Network Operations (CNO), Mission Software, SIGINT, and advanced analytics—delivering solutions that directly support critical national security missions. If you’re looking for meaningful work, a collaborative team environment, and opportunities to grow your technical skills, this is the role for you. Why Join Leidos? We believe in supporting our employees both professionally and personally. That’s why we offer: • 401(k) with 6% company match + immediate vesting, • Generous PTO + 11 paid holidays, • Flexible work schedules, • Paid parental leave, • Technical upskilling, training, and education support, • Employee stock purchase plan In this role, you’ll be a key part of a small, high-performing team supporting enterprise IT systems and end users. You’ll: • Support the implementation, troubleshooting, and maintenance of IT systems, • Manage and monitor client/server, storage, and network environments, • Provide Tier 1 (Help Desk) and Tier 2 (escalation) support, • Troubleshoot system issues and apply patches, updates, and configuration changes, • Manage user accounts, password resets, VPN access, and PKI-related tasks, • Configure and maintain Windows, Linux, and UNIX systems, • Support virtualized and storage environments, • Document processes, SOPs, and troubleshooting procedures, • Contribute to reports and technical deliverables Work Environment • On-site support: Monday–Friday, 8:00 AM – 4:00 PM, • Small team environment (<10 people) with strong collaboration You’re a problem-solver who enjoys working in dynamic environments and supporting mission-critical systems. Basic Qualifications • 5+ years of experience as a Systems Administrator (or similar role), • Bachelor’s degree in a technical field. Experience can be used in lieu of degree, • Active TS/SCI with Polygraph (required), • CompTIA Security+, • Microsoft Technology Associate (MTA-IT Infrastructure), • MCSA – Desktop (Windows 7 or Windows 8) At Leidos, you won’t just be another administrator—you’ll be part of a mission-driven team where your work has real impact. We provide challenging assignments, modern technologies, and a clear path for career growth. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. April 28, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $59,150.00 - $106,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description The Defense group at Leidos has a career opening for a System Administrator to take the role of GMS Tier III Manager on a DISA contract. This role is primarily on the customer site at Scott AFB, IL. The site lead will manage a team of 8-10 personnel providing support for assigned systems supporting Global Management Systems. PRIMARY RESPONSIBILITIES: • Directly report to Service Delivery Program Management on all technical and personnel concerns, • Perform Leidos supervisory duties for a team of 8-10 personnel. Provide guidance and direction for personnel issues including completing performance feedback, annual reviews, salary recommendations, corrective action, disciplinary actions, submission for awards and recognition, etc…, • Provide input on budget and resource assets., • Assisting in hiring processes for multiple labor categories as required, • Provide effective technical leadership for the team managing and sustaining a Lab environment., • Provide support for ticket escalation on major outages., • Be able to work in a rapid paced environment at times., • Provide strategic leadership and input with development partners to ensure customers understand emerging needs and technological advancements., • Lead the onboarding and standup of new enclaves and environments as needed., • Interacts with Tier II support and evaluates vendor products., • Develops and monitors policies and standards for allocation related to the use of computing resources., • Creates, maintains, and implements detailed documentation and maintains standard operating procedures., • Application of security settings and other commercial best, • Provides coaching and reviewing the work of lower-level technical staff. BASIC QUALIFICATIONS: • Bachelor's degree and/or 12+ years of overall related experience with a Windows/Linux server environment. Additional experience, education and training may be considered in lieu of degree., • Windows, Linux, and Solaris Server experience with an expertise in at least one., • Extensive experience working with virtual environments using VMware and VDI practices, • Currently possess an active Secret security clearance with the ability to obtain a Top Secret, • Currently possess DoD 8570 certification at least IAT level II, e.g. Security+ce. PREFERRED QUALIFICATIONS: Integration of cyber security tools and systems with network performance, trouble ticketing, and security subsystems highly desired. Candidates with a thorough knowledge of networking principles to included TCP/IP a plus. Experience with a ticketing system such as ServiceNow ITIL v3 Foundation certified If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. May 1, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $92,300.00 - $166,850.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit ___. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at ___. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at ___. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the ___. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Ensures compliance with DoD cybersecurity policies, RMF, and security standards. Investigates and responds to cybersecurity incidents and security events. General information Job Posting Title Cyber Security Engineer Date Tuesday, February 24, 2026 City Fort Meade State MD Country United States Work