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Description Location: Farnborough/ Hybrid Are you ready for your next career challenge?.. Role Overview: We are seeking a Senior Subcontract Manager who will provide senior commercial leadership for the end-to-end subcontract lifecycle on a variety of complex, high-value programmes. Own governance, risk management and assurance for a portfolio of strategically important subcontractors, ensuring robust flow-down of customer requirements, compliance with company and programme controls, and delivery of best-value outcomes. You will act as a trusted advisor to programme leadership and bid teams, shaping commercial strategy and enabling delivery while protecting Leidos’ contractual and reputational position. Key Responsibilities: • Own and lead the end-to-end subcontract lifecycle for a portfolio of critical and/or high-risk subcontractors (strategy, sourcing support, negotiation, award, administration, change control, performance management and close-out), • Lead complex negotiations (terms & conditions, statements of work, pricing, delivery, IP/licensing, liability and flow-down obligations), securing outcomes aligned to programme objectives and Leidos risk appetite, • Provide programme-level subcontract governance and assurance: establish/maintain the subcontract management approach, controls, templates and cadence; ensure contract file integrity, approvals, and auditable records, • Translate customer requirements and direction into compliant subcontract actions (including modifications, change proposals and notices), ensuring timely flow-down and clear accountability for delivery, • Identify, quantify and manage commercial and contractual risk; develop mitigation plans; escalate material issues appropriately and brief senior stakeholders with clear options and recommendations, • Lead supplier relationship management for key subcontractors, driving performance, issue resolution and continuous improvement; support recovery plans where delivery, quality or service levels are at risk, • Partner with internal functions to provide integrated commercial advice, aligning subcontract actions to programme performance, cost control and customer commitments, • Support new business and proposals by shaping subcontracting strategy, assessing commercial risk, preparing compliant bid inputs and negotiating preferred supplier positions, • Coach and develop junior commercial/subcontracts staff to build capability across the function, • Contribute to functional improvement: identify opportunities to streamline processes, strengthen controls and improve cycle times/quality across subcontracting activities, • Operates with significant autonomy within delegated authority, making decisions that impact programme cost, schedule, performance and risk., • Owns outcomes for assigned subcontract portfolio; leads cross-functional resolution of complex issues spanning multiple specialties, • Influences programme leadership and stakeholders on commercial approach, risk posture and solution options Skills / Experience Required: • Demonstrable experience leading complex subcontract negotiations and managing a portfolio of subcontract types and value/risk profiles., • Strong understanding of contractual principles, flow-down of customer requirements, change control and subcontract governance controls, • Proven ability to identify and manage commercial risk, develop mitigation strategies and communicate recommendations to senior stakeholders, • Strong business acumen; ability to understand and articulate commercial impacts on programme performance and adjacent functions, • Excellent stakeholder management and communication skills; credible with senior supplier and internal leadership audiences, • Ability to manage competing priorities, work independently with minimal oversight, and maintain high standards of quality and compliance, • Day to Day procurement management within business system aligned to contract with change and delivery Desired Skills: • MCIPS (or working towards) / equivalent professional accreditation, • Experience supporting contract change / proposal activity and supplier strategy development Clearance Requirements: • BPSS pre-screening required to Start, • SC required for the role Leidos UK! Join our team and discover a culture of collaboration, innovation, diversity, trust, caring management, communication transparency, work-life balance, and overall job satisfaction... What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £58,400.00-£74,900.00 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 Information Assurance Security Engineer Location: Farnborough or Whiteley, with flexibility to work from home dependent on business demands Join our UK Team who are committed to a Mission! The Role: Leidos is seeking a Cyber Security and Information Assurance Engineer to support a key national security programme. The role is responsible for implementing, monitoring, and maintaining security measures across complex systems, providing subject matter expertise within the Information Security Management (ISM) function, and ensuring risks to Confidentiality, Integrity, and Availability are effectively managed. The engineer will contribute to security strategy, policy, and procedural development, act as a point of contact for client security assurance activity, and work closely with the ISM lead, programme suppliers, and technical teams. Success requires strong technical proficiency, independent delivery capability, and a clear understanding of evolving cyber threats and security assurance practices. What will I be doing? • Deliver day to day IT security objectives and lead assigned projects or assurance activities., • Integrate cyber assurance into multiple delivery methodologies (Agile, Waterfall, SAFe, Incremental, DevOps)., • Act as a point of contact for client security teams on assurance matters., • Conduct vulnerability assessments, ITHCs, incident response activities, and evaluate responses to system security requirements., • Support accreditation and continuous assurance using recognised risk frameworks (ISO, NIST) and structured analysis methods., • Maintain and develop ISMS documentation and security artefacts (SyOPS, RMADS, Security Management Plans)., • Contribute to the analysis of system security weaknesses and communicate findings to programme leads and engineering teams., • Understand security monitoring tools, logs, alerts, and protective monitoring systems (e.g., SIEM/SOC)., • Maintain the Information Security Risk Register and coordinate monthly vulnerability management activities, ensuring remediation is tracked, reported, and aligned with the Security POAP., • Support delivery of contracted service levels and participate in security governance forums such as Security Working Groups., • Assist with security policy development, cryptographic assurance, audit support, and compliance with regulatory and client standards. What does Leidos need from me? • Proven cybersecurity or information assurance experience., • Proficiency with common security tools (firewalls, IDS/IPS, antivirus, SIEM)., • Familiarity with frameworks such as NIST, CIS, OWASP, ISO 27001., • Strong understanding of cybersecurity principles, CIA, risk management, and incident response., • Experience across the systems engineering lifecycle and its supporting processes., • Hands on experience with ITHC management, vulnerability assessment, and security assurance., • Familiarity with accreditation processes for secure/sensitive systems., • Experience maintaining security documentation sets (SyOPS, RMADS, ISMS elements). Practical understanding of: • Network and boundary protection technologies (firewalls, gateways, IDS/IPS, diodes)., • Protective monitoring systems (SIEM/SOC)., • Authentication and authorisation (PKI, LDAP, SAML)., • Encryption principles and secure communications. Communication and Professional Skills • Strong written and verbal communication skills, able to work with both technical and nontechnical stakeholders., • Ability to produce clear assurance reports and documentation for varied audiences., • Good commercial awareness and adherence to project and service disciplines., • Effective collaboration across engineering, delivery, and client teams. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £36,900.00-£46,100.00 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. #Remote

Description Capture Manager Location: Farnborough or Whiteley office base - Hybrid working with travel to our Farnborough Join our UK Team who are committed to a Mission! Capture Manager Are you a seasoned sales professional considering your next move? Leidos is excited to be extending our UK Growth operations and are looking for an experienced sales manager to drive high-value opportunities across our focus markets in UK public sector. What we’re looking for: • Proven experience securing new business in the UK public sector – National and Devolved Government, National Security and Defence sectors, • Ability to sell multi-discipline IT and system integration solutions, • Strong understanding of sales and capture strategy, • Demonstrable business development and sales capture leadership, shaping and executing business winning strategies. We are looking for someone with experience in Capture / Pursuit leadership, who thrives on working in an dynamic business winning environment.. The Capture Manager is accountable for winning a specific business opportunity and provides the leadership to the Capture team through to award of the contract. You will: • Define the customer engagement management strategy and engage senior company executives in contact activity as required, • Personally engage with customers and stakeholders to understand their challenges, constraints and desired outcomes, • Lead the development of winning strategies that differentiate us, are competitively focused and are compelling to the client and their requirements, as well as satisfy internal business objectives and risk posture, • Assemble a high performing Capture team that brings relevant expertise and capabilities;, • Deliver clear and inspired leadership to assure execution of winning capture strategy., • Where relevant, assemble an industry team that compliments Leidos capabilities to both win the opportunity and ensure execution of the programme, • Work with the Bid Manager to develop a high-quality proposal, ensuring win themes, hot buttons, and evaluation criteria are comprehensively addressed across all proposal elements, • Lead internal stakeholder management through stages of deal governance,, • Lead post-submission activities and support the programme team as required, ensuring smooth hand over to the operational delivery. Our ideal candidate must have a strong track record: • As a Capture Manager / Pursuit Lead winning complex IT services opportunities of greater than £20m, ideally to within UK public sector, • Be capable of developing and maintaining senior stakeholder relationships internally and with customers and industry partners. What does Leidos need from me? • Exceptional leadership, relationship management, and communication skills, including motivation and direction to team members., • Proven effective in working across organisational boundaries (e.g. between corporate divisions and/or multi-nationally based divisions), • Sound commercial acumen and ability to define Leidos value proposition with compelling business case. Clearance Requirements: UK Security Clearance is required for this role Discover yourself at Leidos UK! Join our team and we’ll unleash your talents to solve the most challenging technical problems. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £75,800.00-£99,800.00 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 Business Development Manager (Defence) Programme Name: UK Growth Location: Farnborough or Whiteley with travel required and flexibility to work from home dependent on business demands Salary: £75,800 - £99,800 Are you ready for your next career challenge? Leidos is currently seeking a Business Development Manager – Defence, aligned to our National Security and Defence (NS&D) Division covering the United Kingdom Ministry of Defence. You will work with a team of Business Development (BD) professionals and report to the BD Director for NS&D. 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 in the UK to address some of the most complex problems in Defence, government, safety & security and transportation. Everything we do is built on a commitment to do the right thing for our customers, our people and our community. Our Mission, Vision, and Values guide the way we do business. The Leidos UK Culture Charter brings together the culture and behaviours we expect of all employees, as guided by our enduring Leidos Values: Integrity, Inclusion, Innovation, Agility, Collaboration & Commitment. If this sounds like the kind of environment where you can thrive, keep reading! The role you will play: • Plan and lead Business Development (BD) activities that will contribute to our annual award targets in this strategic and fast-growing area of the UK business., • Responsible for the development and management of a pipeline of opportunities to support the next 2-5 years business growth ambition, aligned to the UK strategy., • You will develop and maintain senior relationships with Defence clients positioning Leidos as a potential strategic supplier., • You will guide the Leidos bid teams in their pursuit and shaping of the business development campaign to propose differentiated client propositions., • Identify and qualify the opportunities that best match Leidos strengths and provide optimum outcomes for the client and us., • You will lead and execute significant new business campaigns in the UK Defence market., • Operate effectively within a multi-functional team where you will be an effective leader and communicator. The successful candidate will have: • Substantial experience of successfully selling into the UK Defence market., • Existing client relationships in the UK MOD., • A track record of successfully driving business growth year on year and hitting targets., • Demonstrable experience of success in leading and winning contracts valued more than £25m., • Extensive knowledge of Government business development, contract awards, current procurement trends and customer buying behaviours., • Experience of winning work on frameworks and then scaling the size of follow-on awards in those areas., • Proven experience of collaboratively creating compelling winning bids with partners., • Excellent inter-personal, presentation and verbal skills and an experienced negotiator., • Tenacity and energy to maintain the momentum of multiple and concurrent pursuits., • A track record of Client and Industry stakeholder engagement and relationship development., • Expertise in motivating and mentoring agile teams to grow and change the business. Domain Specific Requirements: • Experienced Business Developer, Senior Account Manager or Capture Leader with a proven track record of successfully prosecuting and winning business in the UK MOD., • Experience and understanding of the Defence Intelligence community is essential., • Experience and understanding of the R&D/S&T community and working with DSTL is highly desirable., • Experience and understanding of Information Advantage concepts, technologies and customers is highly desirable., • Experience of forming partnerships/consortiums to win opportunities is essential., • Experience in formulating use cases for multi-domain and digital transformation concept demonstrators is highly desirable, • In depth understanding of the MOD’s digital transformation programmes is desirable, • Understanding of autonomous systems, ITSM, application of AI/ML technology (to solve problems) is desirable. Clearance Required: • Clearance to Start: SC, • Clearance for Role: DV What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £75,800.00-£99,800.00 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 Defence Project Manager UNLEASH YOUR POTENTIAL We are seeking a motivated and developing Junior Project Manager to support the delivery of Defence programmes and projects within complex, regulated environments. This role is ideal for someone early in their project management career who is looking to build experience across the full project lifecycle while working alongside experienced Programme and Project Managers. Are you ready to take the next step in your career? The Junior Project Manager will support delivery activities across a portfolio of projects, contributing to planning, reporting, governance, and stakeholder engagement under the guidance of senior colleagues. You will gain exposure to Defence, Government, policing and intelligence domains while developing core project management capability. You will support the day‑to‑day management of projects, change activity, and new business initiatives for a Government client. This is a full‑time, permanent role. Security clearance will be required and supported as part of the role. You will work as part of a multi‑functional delivery team, helping to ensure projects are delivered in line with agreed scope, schedule, cost, and quality expectations. This role offers structured development, mentoring, and training in recognised project management methods and tools. Your Role and Responsibilities Under the direction of a Project or Programme Manager, you will: * Support the planning and coordination of project activities to ensure delivery against agreed milestones * Assist with maintaining project schedules, action logs, RAID logs, and project documentation * Contribute to internal and external project reporting on a weekly and monthly basis * Support coordination of internal teams and third‑party suppliers * Assist with management of project scope, requirements, and acceptance criteria * Support risk and issue management activities, escalating where appropriate * Participate in customer meetings and briefings as a supporting team member * Help maintain strong working relationships with clients and stakeholders * Ensure project activities comply with governance, quality standards, and contractual obligations * Contribute to lessons learned and continuous improvement activities Skills, Experience and Attributes We are looking for someone who demonstrates strong potential and a foundation in project management, including: * Experience supporting projects or workstreams within a structured delivery environment * Awareness of project delivery approaches such as Agile and Waterfall * Strong organisational skills with attention to detail * Good written and verbal communication skills * Ability to work effectively within a multi‑disciplinary team * A logical, analytical approach to problem solving * Willingness to learn and develop core project management skills Desirable (but not essential): * Exposure to Defence, Government, or regulated environments * Working towards or holding an entry‑level project management qualification (e.g. APM PFQ, Prince2 Foundation, Agile Foundation) * Location and Ways of Working This role will be hybrid or at a Leidos facility, with travel to customer sites as required to Farnborough and Huntingdon. Training and mentoring will be provided on Leidos proprietary tools, processes, and delivery frameworks. Clearance Requirements This role will require attainment and maintenance of an appropriate level of UK security clearance. Applicants must be UK nationals. Who We Are Leidos UK & Europe works to make the world safer, healthier, and more efficient through technology, engineering and science. Our work in the UK spans Defence, healthcare, government, safety and security, and transportation. Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today! What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: Contributory Pension Scheme Private Medical Insurance 33 days Annual Leave (including public and privilege holidays) Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme) Flexi-TIme Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £44,700.00-£57,300.00 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 Project Manager Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £58,400 - £74,900 The Role: We are looking for enthusiastic and motivated Technical Project Manager, to work alongside the Senior Programme Manager for our Government client. Supporting a multi-functional team and to manage the scheduling of project delivery, change and new business. This position is a full time, permanent role and applicants must have SC clearance or be willing to undergo the clearance process. You will be self-motivated, be able to work autonomously and within a team to achieve day to day objectives with significant results on project or operational deliverables, whilst also owning a variety of activities ensuring compliance with project milestones and customer KPI’s and SLA’s. You must be an effective communicator, comfortable directly engaging with customers and colleagues. You must also demonstrate an analytical and systematic approach to project and technical challenges. A technical background is essential for the role to enable working partnerships with the technical leads within the programme to plan, manage risks/issues effectively and deliver complex technical solutions to the client. The Project Manager’s duties and responsibilities include ensuring teams meet all scope requirements by completing jobs properly according to their contract or agreement with the client. In addition, they must provide concrete guidance on what everyone needs to do and the most efficient way to complete each step. Your Role and Responsibilities; • Coordinate internal resources and third parties/vendors for the flawless execution of projects., • Coordinate with technical leads to understand and manage the complex technical solutions demanded by the client., • Ability and understanding to manage technical discussions within the programme team., • Ensure that all projects are delivered on-time, within scope and within budget., • Developing project scopes and objectives, involving all relevant stakeholders., • Ensure resource availability and allocation., • Use appropriate verification techniques to manage changes in project scope, schedule and costs., • Report and escalate to management as needed., • Manage the relationship with the client and all stakeholders., • Perform risk management to minimize project risks., • Establish and maintain relationships with third parties/vendors., • Create and maintain comprehensive project documentation., • We are looking for someone with excellent organisation, communication and leadership skills. The following skills are desirable: • Proven track record in successfully delivering projects or task work packages., • Able to demonstrate extensive experience in Project Management., • Experience in SAFe Agile and Waterfall models of delivery cycles., • Good interpersonal skills and judgement for dealing with both internal and external stakeholders to develop strong working relations to support achieving objectives., • Ability to engage and work within a multi-functional programme team comprising both customer, supplier and internal staff with an awareness of engineering principles., • Able to demonstrate a sound understanding of business, finance and personnel management techniques and the commercial aspects of projects., • The ability to communicate, negotiate and influence effectively., • Enthusiastic self-starter with good verbal communication., • Excellent written and verbal communication skills., • Solid organizational skills including attention to detail and multi-tasking skills., • Strong working knowledge of Microsoft Office., • A technical background in software development/test activities. Clearance Requirements: * You will be required to gain UK SC (Security Clearance) for this role. * To be eligible for this role you must have UK Citizenship and been a resident in the UK for minimum 5 years. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £58,400.00-£74,900.00 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. #Remote

Description PROGRAMME CHANGE MANAGER UNLEASH YOUR POTENTIAL We are seeking a qualified and experienced Programme Change Manager with proven experience leading large‑scale, complex change initiatives (£10m–£50m p/a) within Defence or similarly regulated environments. Experience in C2 technologies, or mission‑critical programmes is highly desirable. This role is responsible for designing, leading and embedding sustainable change across complex programmes, ensuring that business, operational, cultural and behavioural change is effectively adopted and benefits are realised. Are you ready for your next challenge? Candidates will demonstrate depth and breadth of experience across the end‑to‑end change lifecycle, including: * Programme‑level change strategy development and execution aligned to business objectives * Leading change through BAU contract delivery, including on‑contract growth and transformation * Supporting recovery, stabilisation and Return‑to‑Green activity for at‑risk or complex programmes * Stakeholder engagement and change impact management across customer, supplier and internal teams * Mobilisation of change activity during programme start‑up and transition phases * Embedding change through transition, handover and contract close‑out We are looking for an enthusiastic and motivated Programme Change Manager to support a major Government client. You will work alongside Programme and Delivery leadership to ensure that change is planned, understood, adopted and sustained across multi‑functional and geographically dispersed teams. This is a full‑time, permanent role. Applicants will need SC clearance and be willing to undergo and maintain DV clearance. You will be comfortable operating with a high degree of autonomy, while influencing senior stakeholders and delivery teams. This is a customer‑facing role, requiring excellent communication, analytical thinking and structured change leadership. Your Role and Responsibilities * Lead the programme‑level change management strategy, aligned to delivery, commercial and customer objectives * Assess and manage change impacts across people, process, technology and operating models * Develop and execute change plans, including stakeholder engagement, communications, training and adoption activity * Provide change leadership across large, multi‑disciplinary and geographically dispersed teams * Partner with Programme Managers, Delivery Leads and Functional Heads to integrate change into delivery plans * Support recovery and transformation initiatives for complex or at‑risk programmes * Establish and track change adoption and benefits realisation metrics * Engage with customers and suppliers to ensure change is understood and embedded * Contribute to internal and external reporting at weekly, monthly and quarterly forums * Identify, manage and mitigate change‑related risks and dependencies * Create and maintain comprehensive change documentation and artefacts * Act as a trusted advisor to senior stakeholders on change readiness, adoption and sustainability What we’re looking for You will have excellent organisational, communication and leadership skills and be able to demonstrate: * A proven track record delivering programme‑scale change in complex environments (Defence, Government, Intelligence or regulated industries) * Strong experience in change management methodologies (e.g. ADKAR, Kotter, Lean Change, or equivalent) * Experience working alongside Agile and Waterfall delivery models * Excellent stakeholder management skills, including influencing at senior and customer level * Ability to operate across business, technical and operational communities * Strong analytical capability, with experience assessing change impact and readiness * Understanding of commercial, financial and operational drivers within large programmes * Experience supporting transformation, recovery or large‑scale transition initiatives * Line management or functional leadership experience (desirable) * Relevant certification in Change Management, APM, PRINCE2, Agile or equivalent Training will be provided where required on Leidos proprietary tools and processes. Location & Clearance Required This role will involve working from a Leidos facility, with frequent travel to customer and supplier sites in the South of England. Flexible and home working arrangements are available. This role requires attainment and maintenance of DV clearance. Applicants must be UK nationals. Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today! What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: * Contributory Pension Scheme * Private Medical Insurance * 33 days Annual Leave (including public and privilege holidays) * Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme) * Flexi-Time working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £58,400.00-£74,900.00 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 Architect Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £58,400 - £74,900 The Role: The Network Architect is responsible for designing, implementing, and governing a highly secure network for Critical National Infrastructure to ensure it is secure, scalable, resilient, and aligned with business objectives. This role provides technical leadership across enterprise, cloud, and hybrid networking environments and acts as the architectural authority for network-related decisions. What will I be doing? Network Architecture & Design • Design and maintain enterprise-wide network architectures (LAN, WAN, WLAN, SD-WAN, cloud, and hybrid environments)., • Define network standards, principles, and reference architectures., • Ensure network designs support availability, performance, scalability, and security requirements. Technical Leadership & Governance • Act as the network architecture authority, approving designs and providing expert guidance., • Review low-level designs (LLDs) and ensure alignment with agreed architecture standards. Security & Resilience • Embed security-by-design principles, including segmentation, encryption, and zero-trust concepts., • Collaborate with cybersecurity teams on risk mitigation, vulnerability management, and compliance., • Design resilient and fault-tolerant networks, including disaster recovery and business continuity considerations. Stakeholder & Delivery Support • Translate business and non-functional requirements into network architecture solutions., • Provide architectural support to delivery teams during build, test, and deployment phases., • Engage with vendors and suppliers on technical solutions, evaluations, and roadmaps. What does Leidos need from me? Technical Skills • Enterprise network design (routing, switching, firewalls, load balancing, VPNs)., • Awareness of Cloud networking (VPC/VNet design, hybrid connectivity, ExpressRoute/VPN Gateway)., • Network security architecture and compliance frameworks., • Network performance, monitoring, and troubleshooting at scale. Architectural & Professional Skills • Strong experience producing HLDs, LLDs, architecture diagrams, and design justification., • Ability to balance technical risk, and business outcomes., • Clear communication skills for both technical and non-technical stakeholders. Qualifications & Experience • Proven experience in a senior network engineering or network architecture role., • Strong background in enterprise-scale networking environments., • Relevant certifications (desirable):, • Cisco (CCNP / CCIE), • Cloud networking certifications (e.g. Azure Network Engineer, AWS Advanced Networking), • Security certifications (e.g. CISSP, CCNP Security) Clearance Requirements: To be eligible for this position, you must possess or be able to obtain SC and NPPV clearance. If you do not already have DV clearance, you may also be required to secure it. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £58,400.00-£74,900.00 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. #Remote

Description Senior Systems Engineer Location: Farnborough or Whiteley, with flexibility to work from home dependent on business demands) Salary: £61,500 - £78,800 The Role: As a Senior Systems Engineer on a critical national infrastructure programme you will have a full understanding of the principles of systems engineering and prior experience in a similar role accepting and integrating deliveries from suppliers. Using your experience in Systems Engineering, you will be responsible for working with customers and suppliers to execute Systems Engineering activities across the full lifecycle, including area with focus on Model Based Systems Engineering (MBSE). We are seeking an experienced and skilled Systems Engineer with multi-domain expertise, an understanding of business strategy, and experience with enterprise architecture frameworks, including DoDAF, MODAF, and TOGAF. In this role, you will be responsible for designing, implementing, and maintaining complex systems that align with our business objectives while adhering to industry-standard architecture frameworks. The ideal candidate will understand both technical and strategic aspects, ensuring that system solutions meet technical requirements and support and drive business goals within structured architecture frameworks Key Responsibilities: • Working with operational stakeholders, technology suppliers and architects to refine system and sub-system requirements and acceptance criteria, • Modelling of functional and non-functional requirements and scenarios using MBSE and architectural framework approaches, • Modelling operational, business and system designs & behaviours within architectural views, • Define and develop requirements, turn them into a feasible solution by proposing an architecture, system and component definition, • Develop component and system specifications/descriptions as well as compliance criteria for the system, items, components, hardware and software, • Develop functions, systems, items and components to industry security and safety standards, and others as appropriate, • Develop and manage requirements at all levels from system, item, components, down to hardware and software level, • Define validation plans and ensure compliance through analysis, simulation and/or test (e.g. DO160) as appropriate, • Interface Control Documents (ICDs) / Application Programming Interfaces (APIs), • Allocation of requirements to lower-level components, conducting technical derivation analysis as required, • Managing compliance assessments at system and lower levels, • Maintaining the high-level design and overseeing development of lower-level designs, • Producing detailed engineering artefacts such as:, • High-Level and Low-Level Designs, • Compliance Reports, • Preparing for and delivering milestone technical reviews and the associated work product deliverables, • Technically engage with the supply chain, • Work with the systems architects, mechanical systems engineers and system simulation engineers to ensure that the system requirements are achieved, • Anticipate and manage transversal technical and business issues, arbitrate between solutions considering all aspects: sustainability, reusability, optimisation, opportunity, schedule, quality, cost, risks, safety and performance, • Generate technical reports and presentations, with the ability to present information in a clear and organized manner, • Develop specification documents and procedures for new products before launched into manufacturing., • Ensure specification and ensure the production, compliance and test of the components, items and systems., • Develop validation test methods and protocols. Use Aerospace best practices., • Participate in in-depth analysis of test data, • Ensure configuration management is in place for the systems and all its components from requirement through to operation, • Provide general technical feedback on the design and development of mechanical and electrical sub-systems, • Facilitate technical review sessions, • Deliver project health status updates, • Engage with clients, suppliers, and regulatory bodies to formulate engineering solutions, • Recognize technical risks and devise mitigation strategies, • Managing the technical backlog and the content of associated releases What does Leidos need from me? • Extensive experience in the defence, security or other safety and security critical information systems sectors, • Strong experience with systems modelling and in associated MBSE tools (e.g. NoMagic Cameo), Architectural Frameworks (e.g. TOGAF) and Languages (e.g. SysML), • Strong knowledge of requirements and user scenario development in both text based and model based approaches, • Success in working within mission-critical systems integration programmes, • Ability to work with several stakeholders and suppliers, working across organisational boundaries as appropriate, • Experience of developing system behavioural diagrams, modelling interfaces and developing models to encapsulate functional & non-functional requirements and designs, • Demonstrable successes within the System Engineering environment, • Excellent customer facing skills, including being able to ingest large volumes of requirements and information developing clear understanding of customer hot buttons and needs, • Understanding designing / delivering systems in a public cloud environment Desired Attributes: • Positive mindset, • Capability to thrive in a multicultural setting, • Excellent interpersonal abilities, • Meticulous attention to detail, • Ability to adhere to deadlines Desirable • Experience logical development including the specification and validation of safety critical software, • Proficiency in RBE tools, e.g. DOORS, • Experience in data management role, • Proficiency in Multi-domain Modelling/Simulation packages, e.g. MATLAB, Simulink, Simscape, Amesim or other Clearance Requirements: The successful applicant will be required to hold and maintain UK Security Clearance What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £61,500.00-£78,800.00 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. #Remote

Description Technical Lead Location: Farnborough or Whiteley, with flexibility to work from home dependent on business demands The Role: The Technical Lead has overall responsibility for all engineering activities and leadership of the team, on the workstream that they are assigned by the Chief Engineer. Their responsibility and accountability extends from project start up through to operations and closedown and includes on contract growth. What will I be doing? • Delivery and technical assurance of the solution within the quality, cost and schedule constraints;, • Achieving acceptance of the solution by the customer, • Providing technical leadership and mentorship across the workstream team;, • Ensuring that the engineering processes within the project are commensurate with the requirements of the contracted standards and Leidos corporate governance;, • Identifying the skills and staff required to deliver the engineering solution;, • Defining the engineering practices and resources required to deliver the project and services within the constraints of the company engineering policies;, • Lead and manage effective engineering activities across the project;, • Preparing project specific technical documentation in collaboration with project discipline SMEs for PDR, CDR, SRR and SPR reviews and other technical sessions as required;, • Lead and deliver updates to baseline HLD / LLD documentation as required by the project;, • In collaboration with project PMs prepare technical WBS, PBS and resource BoEs against overall solution proposals for change proposals and on contract growth; What does Leidos need from me? The candidate is required to be a technical leader, able to coordinate and direct engineering teams in successful delivery and acceptance of the system. Ability to execute and perform, with direction from the Chief Engineer, and possess significant practical experience and applied knowledge across the following areas: • Complex systems integration projects, involving IT systems;, • Technical Management of subcontractors;, • Systems Engineering and understanding of the principles behind each of the main processes;, • Technical Team Management including the planning of work packages, allocation to team members and reporting;, • Technical Team Leadership including providing technical direction to team members; In addition to the areas above, you are required to have: • Excellent verbal and written communication skills and work well in a team environment;, • Ability to clearly articulate and communicate design and technical concepts in written and verbal forms;, • Intellectual calibre and confidence to conduct complex discussions with civilian and service customers and suppliers;, • Commercial awareness sufficient to support discussions with customers and suppliers; It would be beneficial if you had experience in the following: • Public sector and sensitive projects, • Background in Software Engineering or IT Systems Integration, • Knowledge of Government or MOD organisation, processes and procedures; Clearance Requirements: The successful applicant will be required to hold and maintain UK Security Clearance What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £61,500.00-£78,800.00 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. #Remote

Description Technical Lead - Systems Engineering Location: Farnborough, or other Leidos UK Offices with flexibility to work from home dependent on business demands Looking for an opportunity to make an impact? About the Role Leidos is seeking an experienced Technical Lead (Systems Engineering) to play a pivotal role on a critical national infrastructure Programme, one of Leidos UK’s flagship delivery programmes supporting a high‑profile government customer. The Technical Lead will provide hands‑on technical leadership across complex, multi‑supplier systems, applying systems engineering best practice to the design, integration, change and assurance of mission‑critical IT services. Working closely with the Chief Engineer, Architects, Project Managers, Infrastructure, Networks and Software teams, the role ensures that solutions delivered by Leidos are technically sound, secure, and fit‑for‑purpose. This is a leadership role that combines deep technical expertise, systems thinking, and stakeholder engagement, with accountability for guiding teams through change, risk and technical decision‑making. What will I be doing? Technical Leadership • Act as Technical Lead for systems engineering activities within assigned workstreams or projects., • Provide authoritative technical direction across on‑premise and cloud‑hosted systems, ensuring coherence across infrastructure, networks, applications and services., • Lead technical decision‑making, trade‑offs, and design assurance in line with programme and customer requirements. Systems Engineering & Design • Apply Systems Engineering principles across the full engineering lifecycle (V‑Model), including requirements, design, integration, verification and transition to service., • Own and assure key engineering artefacts, including impact assessments, high‑level and low‑level designs, and technical change documentation., • Ensure designs are aligned with programme architecture, security constraints, and operational needs. Change & Impact Assessment • Lead the technical impact assessment of Requests for Change (RFCs) and new requirements., • Clearly define technical scope, dependencies, risks and estimates for change delivery., • Support Project Managers with technically robust inputs to planning, costing and scheduling. Stakeholder & Customer Engagement • Work directly with customer technical stakeholders to elicit, clarify and refine requirements., • Act as a trusted technical authority, able to explain complex technical topics clearly to both technical and non‑technical audiences., • Collaborate effectively across Leidos engineering disciplines and third‑party suppliers. Governance, Quality & Assurance • Ensure compliance with Leidos engineering standards, programme governance, and security policies., • Identify technical risks early and define mitigation strategies., • Support technical reviews, audits, and assurance activities as required. Mentoring & Capability Development • Provide technical mentoring and coaching to junior and mid‑level engineers., • Promote good engineering practice, reuse of patterns, and continuous improvement across the programme., • Contribute to the development of common ways of working and engineering maturity within the programme. What does Leidos need from me? Essential • Proven experience as a Technical Lead or Senior Systems Engineer on large‑scale, complex IT programmes., • Strong grounding in Systems Engineering concepts and lifecycle management., • Broad technical understanding across:, • Infrastructure (compute, storage, virtualisation), • Networks, • Applications and integrations, • Hybrid and/or cloud environments, • Experience leading technical design, integration and change in a controlled, high‑assurance environment., • Ability to assess technical risk, manage dependencies, and make sound engineering decisions., • Excellent communication skills, with experience engaging customers and senior stakeholders. Desirable • Experience working on UK government, defence or critical national infrastructure programmes., • Familiarity with IT service delivery environments and operational constraints., • Knowledge of security‑driven design and working within secure environments., • Experience influencing technical strategy across multi‑supplier ecosystems. Personal Attributes • Confident technical leader with strong systems thinking., • Pragmatic, delivery‑focused, and able to balance risk, cost and quality., • Collaborative and comfortable working across organisational boundaries., • Passionate about engineering excellence and developing others. What We Offer • Opportunity to work on one of Leidos UK’s most significant and visible programmes., • Exposure to complex, mission‑critical systems with real national impact., • A collaborative engineering culture with clear technical career pathways., • Competitive salary, benefits, and flexible working arrangements. Location • UK (Hybrid / Customer site as required) Clearance Requirements: • Must be eligible for UK Security Clearance (SC or higher; DV desirable) What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £61,500.00-£78,800.00 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. #Remote

Description Deputy Chief Engineer Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £61,500 - £78,800 Looking for an opportunity to make an impact? The Role: The Deputy Chief Engineer has overall delegated responsibility for all engineering activities and leadership of the engineer team leads and their teams, on the workstreams assigned by the Chief Engineer. Your responsibility and accountability extends from project start up through to operations and closedown and includes on contract growth. What will I be doing? You will be working with the team leads to provide leadership, direction and oversight of the following; • Delivery and technical assurance of the solution within the quality, cost and schedule constraints, • Achieving acceptance of the solution by the customer, • Providing technical leadership and mentorship across the workstream team, • Ensuring that the engineering processes within the project are commensurate with the requirements of the contracted standards and Leidos corporate governance, • Identifying the skills and staff required to deliver the engineering solution and approving project technical resource demands., • Defining the engineering practices and resources required to deliver the project and services within the constraints of the company engineering policies, • Managing the effectiveness of engineering activities across the project, • Chair Preliminary and Critical Design Reviews, • Review and approve project technical documentation, • Providing technical expertise into the development of engineering change proposals and on contract growth. What does Leidos need from me? You will be required to be a technical leader, able to coordinate and direct engineering teams in successful delivery and acceptance of the system. You are able to execute and perform, with direction from the Chief Engineer, and possess significant practical experience and applied knowledge across the following areas: • Complex systems integration projects, involving IT systems;, • Technical Management of subcontractors, • Systems Engineering and understanding of the principles behind each of the main processes, • Technical Team Management including the planning of work packages, allocation to team members and reporting, • Technical Team Leadership including providing technical direction to team members In addition to the areas above, you are required to have: • Excellent verbal and written communication skills and work well in a team environment;, • Ability to clearly articulate and communicate design and technical concepts in written and verbal forms;, • Intellectual calibre and confidence to conduct complex discussions with civilian and service customers and suppliers;, • Commercial awareness sufficient to support discussions with customers and suppliers It would be beneficial if you had experience in the following: • Public sector and sensitive projects, • Background in Software Engineering or IT Systems Integration, • Knowledge of Home Office or MOD organisation, processes and procedures; Clearance Requirements: The successful applicant will be required to hold and maintain UK Security Clearance What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £61,500.00-£78,800.00 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 Senior Systems Engineer Location: Farnborough or Whiteley, with flexibility to work from home dependent on business demands) Salary: £61,500 - £78,800 The Role: As a Senior Systems Engineer on a critical national infrastructure programme you will have a full understanding of the principles of systems engineering and prior experience in a similar role accepting and integrating deliveries from suppliers. Using your experience in Systems Engineering, you will be responsible for working with customers and suppliers to execute Systems Engineering activities across the full lifecycle, including area with focus on Model Based Systems Engineering (MBSE). We are seeking an experienced and skilled Systems Engineer with multi-domain expertise, an understanding of business strategy, and experience with enterprise architecture frameworks, including DoDAF, MODAF, and TOGAF. In this role, you will be responsible for designing, implementing, and maintaining complex systems that align with our business objectives while adhering to industry-standard architecture frameworks. The ideal candidate will understand both technical and strategic aspects, ensuring that system solutions meet technical requirements and support and drive business goals within structured architecture frameworks Key Responsibilities: • Working with operational stakeholders, technology suppliers and architects to refine system and sub-system requirements and acceptance criteria, • Modelling of functional and non-functional requirements and scenarios using MBSE and architectural framework approaches, • Modelling operational, business and system designs & behaviours within architectural views, • Define and develop requirements, turn them into a feasible solution by proposing an architecture, system and component definition, • Develop component and system specifications/descriptions as well as compliance criteria for the system, items, components, hardware and software, • Develop functions, systems, items and components to industry security and safety standards, and others as appropriate, • Develop and manage requirements at all levels from system, item, components, down to hardware and software level, • Define validation plans and ensure compliance through analysis, simulation and/or test (e.g. DO160) as appropriate, • Interface Control Documents (ICDs) / Application Programming Interfaces (APIs), • Allocation of requirements to lower-level components, conducting technical derivation analysis as required, • Managing compliance assessments at system and lower levels, • Maintaining the high-level design and overseeing development of lower-level designs, • Producing detailed engineering artefacts such as:, • High-Level and Low-Level Designs, • Compliance Reports, • Preparing for and delivering milestone technical reviews and the associated work product deliverables, • Technically engage with the supply chain, • Work with the systems architects, mechanical systems engineers and system simulation engineers to ensure that the system requirements are achieved, • Anticipate and manage transversal technical and business issues, arbitrate between solutions considering all aspects: sustainability, reusability, optimisation, opportunity, schedule, quality, cost, risks, safety and performance, • Generate technical reports and presentations, with the ability to present information in a clear and organized manner, • Develop specification documents and procedures for new products before launched into manufacturing., • Ensure specification and ensure the production, compliance and test of the components, items and systems., • Develop validation test methods and protocols. Use Aerospace best practices., • Participate in in-depth analysis of test data, • Ensure configuration management is in place for the systems and all its components from requirement through to operation, • Provide general technical feedback on the design and development of mechanical and electrical sub-systems, • Facilitate technical review sessions, • Deliver project health status updates, • Engage with clients, suppliers, and regulatory bodies to formulate engineering solutions, • Recognize technical risks and devise mitigation strategies, • Managing the technical backlog and the content of associated releases What does Leidos need from me? • Extensive experience in the defence, security or other safety and security critical information systems sectors, • Strong experience with systems modelling and in associated MBSE tools (e.g. NoMagic Cameo), Architectural Frameworks (e.g. TOGAF) and Languages (e.g. SysML), • Strong knowledge of requirements and user scenario development in both text based and model based approaches, • Success in working within mission-critical systems integration programmes, • Ability to work with several stakeholders and suppliers, working across organisational boundaries as appropriate, • Experience of developing system behavioural diagrams, modelling interfaces and developing models to encapsulate functional & non-functional requirements and designs, • Demonstrable successes within the System Engineering environment, • Excellent customer facing skills, including being able to ingest large volumes of requirements and information developing clear understanding of customer hot buttons and needs, • Understanding designing / delivering systems in a public cloud environment Desired Attributes: • Positive mindset, • Capability to thrive in a multicultural setting, • Excellent interpersonal abilities, • Meticulous attention to detail, • Ability to adhere to deadlines Desirable • Experience logical development including the specification and validation of safety critical software, • Proficiency in RBE tools, e.g. DOORS, • Experience in data management role, • Proficiency in Multi-domain Modelling/Simulation packages, e.g. MATLAB, Simulink, Simscape, Amesim or other Clearance Requirements: The successful applicant will be required to hold and maintain UK Security Clearance What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £61,500.00-£78,800.00 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. #Remote

Description Software Engineer Location: Farnborough, UK UNLEASH YOUR POTENTIAL This sub family is responsible for performing the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for enhancements and new software-intensive systems and products. Applies appropriate principles, standards, processes, procedures and tools throughout the software development life cycle. Duties include software requirements analysis, analysis of hardware compatibility, development of software products and tools used for design, development and maintenance of infrastructure, and platforms. Are you ready for your next career challenge? * IMPACT: Works to achieve day-to-day objectives with moderate impact on the area/ project team. Works independently on larger, moderately complex projects/assignments. May assist other technical staff with tasks and assignments. * COMPLEXITY: Addresses somewhat complex technical issues/problems using internal best practice and through collaboration with colleagues. Develops solutions to technical problems that require depth of technical knowledge, but are typically limited in complexity. * COMMUNICATION: Communicates with colleagues across multiple areas (project managers, other technical resources, etc.). Explains technical solutions, practices and procedures to others within the organization. Will also communicate with the customer, capturing requirements & demonstrating progress. * LEADERSHIP & TALENT MANAGEMENT: KNOWLEDGE: Requires working knowledge of and ability to apply standards, principles, theories, concepts, and techniques of technical domain. * TYPICAL EDUCATION & EXPERIENCE: Typically requires BS degree and 2 – 4 years of prior relevant experience or Masters with less than 2 years of prior relevant experience. Your role and primary responsibilities What You'll Do: * Develop and maintain a DDF-based catalogue system * Upgrade an existing DDF cataloguing system to latest versions, preserving and enhancing custom built features * Integrate and extend Codice Alliance tools with the existing catalogue * Build secure and modular services for ingesting, indexing, and querying geospatial and imagery data * Work with OSGi, Apache Karaf, and other modular Java platforms * Ensure compliance with data security, access control, and audit requirements * Create, Design and Build documentation derived from customer requirements. Basic Qualifications Required Experience: * Strong Java development experience, especially in modular or distributed systems * Familiarity with OSGi, Apache Karaf, and the DDF architecture * Experience with REST APIs, secure data handling, and geospatial data formats * Experience with build tools (Maven), version control (Git), and CI/CD pipelines * Experience with geospatial standards (OGC, GeoJSON, WKT, etc.) * Knowledge of Elasticsearch, Solr, or other search indexing tools * Familiarity with classified or sensitive data environments * Understanding of mission systems in defence and intelligence, particularly with ISR. * Experience of independently understanding and writing source code. Clearance Requirements: * Clearance to Start- SC * Clearance for Role- DV Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today! What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: Contributory Pension Scheme Private Medical Insurance 33 days Annual Leave (including public and privilege holidays) Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme) Flexi-TIme Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £36,900.00-£46,100.00 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 Software Engineer Programme Name: Maritime Internal Research & Development Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £47,600 - £61,000 Are you ready for your next career challenge? We are seeking a Software Engineer (Python and Java) to play a key role in advancing Maritime Internal Research and Development (IRAD) within our National Security & Defence (NS&D) Division. You will help shape next‑generation capabilities in AI, autonomy, and machine learning, taking innovative concepts from research through to solutions ready for integration with operational platforms. Working in a fast‑paced and collaborative environment, you will contribute to problem analysis, solution design, and the delivery of high‑quality software across a diverse range of applications. Based at our Farnborough office, with flexibility for primarily remote working, you will join a high‑performing, multidisciplinary team operating across the UK. This is an opportunity to make a tangible impact, working within a creative team at the forefront of internal innovation and strategic business growth. We are looking for engineers with a strong foundation in software development and a passion for delivering robust, assured solutions. Due to the nature of the work, candidates must hold, or be eligible to obtain, UK SC clearance and be a sole UK national. The role offers exposure across multiple IRAD workstreams and the full software development lifecycle, providing the opportunity to grow your skills while contributing to mission‑critical outcomes The role is a full-time, permanent position that will make an impact from Day 1. Key Activities • Develop Software Requirements and Software solutions/recommendations, • Contribute to architecture and design baselines, • Fast-paced experimentation and solution development to meet mission focused use cases, • Software development of solutions to quality/safety/security software standards, • Integration of bespoke and COTS software products, • Configuration of software products and toolchains, • Software modelling and simulation, • Ability to demo capabilities and rapidly iterate based on feedback, • Change and release management, • Curious and inquisitive issue investigation and a flexible and adaptable approach to resolution, • Technical risk and opportunity management, • Liaison with UK-wide and global colleagues, suppliers and end user representatives, • Close working with other disciplines (i.e. Systems Engineering and Test Teams) Skills Required: • Proficiency in Python and Java; experience with C++ and JavaScript is desirable, • Experience working in Agile development environments, • Familiarity with Secure DevOps and CI/CD pipelines, including tools such as Jira, Bitbucket, JFrog, Ansible, Grafana, Splunk, Confluence, and Kubernetes, • Experience designing and implementing service‑oriented and microservices architectures, • Containerisation experience, preferably using Docker, • Use of automated testing frameworks and tools, • Experience developing solutions on AWS, • Delivery of software in line with quality, safety, and security standards, including Secure by Design principles, • Understanding of integrating sensor inputs, effects of latency, decision and behaviour trees, failure modes, autonomy algorithms, performance tuning and assessing AI accuracy, • Experience with LLMs, AI agents, and generative AI techniques, • Exposure to AI‑assisted and agentic software engineering tools, frameworks, and patterns (e.g. MCP, Claude Code), • Integration and configuration of COTS products Clearance Requirements: Current UK SC Clearance, or the ability to gain UK SC Clearance. Sole UK National. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £47,600.00-£61,000.00 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 Service Architect Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £58,400 - £74,900 The Role The Service Architect is part of the Service Management team which provides consistent & efficient Service Design, Service Transition, Operational Service Delivery and Continual Service Improvement to Leidos customers. The primary objective of the Service Architect is to use the Leidos product set (StarTT, SecDevOps etc.) to design services that are user centric. Responsible for the delivery of cost-effective service solutions that achieves customer’s requirements, meets mission needs and which can be fully integrated with the customer’s service eco-system. What will I be doing? The Service Architect will be responsible for varied deliverables across the Programme; Bids & Proposal • Producing Service Management responses for proposals and being the Service Lead on bids or being a Service Architect in support of the Service Lead (I.e. deputy)., • Delivering an overall service architecture that meets the needs of the customer and Leidos strategy., • Working with the Project Lead (Programme or Project Manager) to develop an implementation plan to deliver the service architecture in line with overall customer and programme timelines., • Creation of a Basis of Estimate (BOE) to establish the level of effort for all operations and the effort to stand the service up from an SM perspective., • Ensuring Service Management resources are underwritten with the Leidos Service Director., • Creation and management of Service Management RAID logs., • Working closely with the Solution Architect Lead Engineer and SMEs to ensure the technical solution and engineering BOEs they develop support the service architecture principles., • Translating customer requirements and contractual obligations into a Service solution., • Providing thought leadership in relation to service architecture., • Managing bid workload to a costed budget., • Working in collaboration with Solution Leads, Programme, SME’s, Capture, Sales and Bid teams., • Performing peer reviews (Solution Overview, HLDs, Delivery plans etc.) as required to ensure that high-quality proposals are submitted., • Performing audits, standards compliance checks and due diligence as required., • Upon contract award (and dependent on Service Architecture availability), responsible for the implementation of solutions and subsequent handover to the Service Delivery and Operations teams. Service Design • All aspects of Service Design, creating Service Design Plans (SDPs) and using Service Delivery patterns and common sub-processes to support solution development., • Collaborating with Solution Architect and Chief Engineer to develop Service Management architecture., • Collaborating with Programme or Project Management to lead on service elements of delivery to enable the transition the service into live production., • Identifying and managing service risks, dependencies and issues appropriately aligned to the Service Delivery Plan., • Involvement in transitioning new services from Projects to Business as Usual (BAU) through formal Service Transition processes and Service Readiness Review gates. Service Implementation • Reporting into the role of the Service Delivery Manager (SDM) to ensure the service model is fit for operational purpose, support and management (maintainable and adaptable) and in line with the Customer and Leidos strategy., • Liaising with Programme Management, Service Delivery, and customers to assure delivery of quality service products on time and to budget., • Ensuring teams involved with delivery of the service have their processes and supporting artefacts., • Supporting transformation of the customer organisation to an ITIL based model., • Championing Service Management and associated processes and procedures within the organisation, operating within the ITIL frameworks and compliant with ISO20000., • Identifying areas of improvement., • Establishing CSI mechanisms for the life of the service. What does Leidos need from me? To be successful in this role you will have experience in designing full end-to-end service solutions in large scale enterprise environments. You will need good understanding of enterprise IT technologies infrastructure components and business processes. You will be highly experienced and qualified in service management frameworks (ITIL) and their practical implementation. Experienced in large scale outsourcing bid responses, particularly government model contract. The Service Architect must have: • A detailed knowledge of Service Delivery concepts and techniques., • A strong operational understanding of service supply chains., • Experience of Service Design for major IT systems and services., • Experience of supporting new business development activities and creating value propositions around our service portfolio., • The ability to write coherent, concise, and readable technical documentation., • Providing input to the pre-sales process to facilitate submission of high-quality achievable proposals., • Strong stakeholder management and interpersonal skills, interfacing/presenting to director level., • Experience of developing service-based process and procedures in a commercial environment., • Experience of driving through service improvement activities., • Understanding of how technology, process, tools and people combine together to provide effective solutions., • Experience in selecting and applying Service Management principles, policies, and techniques in client operational environments., • The ability to work under pressure and to deadlines, with a flexible and pragmatic approach., • Experience of working in a matrix management environment., • Awareness and understanding of ITSCM and Business Continuity and Disaster Recovery., • Excellent verbal communication skills including presenting., • Client Relationship Management - Build effective relationships with client team at all levels., • Understanding of SecDevOps function and agile development methodologies., • Experience of the development of complex IT services including customer liaison management., • Experience and knowledge of financial management, cost centre control and project planning and delivery., • Experience of developing SLAs and operational procedures in a commercial environment., • Good strategic planning and organisational skills., • Excellent leadership and people management skills - good team builder and leader. It would be desirable if you had: • Ability to grasp complex technical information quickly, assimilate and explain to non-technical audiences., • An understanding of Service integration and management (SIAM) management methodologies., • As awareness of ITSM Tooling technologies and how they can be used and configure to best serve our customers. Key Qualifications: • ITIL v3 / 4 certification Clearance Requirements: * You will be required to gain UK SC (Security Clearance) for this role. * To be eligible for this role you must have UK Citizenship and been a resident in the UK for minimum 5 years. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £58,400.00-£74,900.00 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. #Remote

Description Cyber Security Architect 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. Our Mission, Vision, and Values guide the way we do business. UNLEASH YOUR POTENTIAL We require a Senior Cyber Security Architect to support our customer projects within Civil & Devolved Government and Energy (DG&E) divisions in the UK. You must be based in the UK with the ability to hold SC Clearance or above, and you may need to apply for additional personnel security clearances. We are seeking individuals who can join a high-performing team and confidently design and assure robust security architectures for our customers, delivering high assurance with minimal friction. The focus is on simple, effective security that our customers value. The role will support the delivery of secure, efficiently managed technical architectures for sensitive programmes. You will engage with third parties and customers, establishing and supporting ongoing growth. The position offers diversity in day-to-day activities and requires flexible operating parameters to support service in an agile environment, along with strong scheduling and prioritisation skills. Are you ready for your next challenge? The successful candidate will be expected to lead the design and assurance of secure architectures across multiple programme environments, most of which are in the cloud (AWS, Azure & Oracle), and offer expert guidance on security best practices. The ideal candidate will support the wider Leidos security capability, collaborating with a talented and multi-faceted cyber team across our UK business, delivering on customer commitments, and seeking opportunities to embed security by design. Responsibilities * Lead the design, implementation, and assurance of cybersecurity architectures for the protection of programme data, systems, and networks. * Provide expert guidance on security architecture and design patterns for cloud and hybrid environments. * Conduct risk assessments, threat modelling, and develop mitigation strategies for new and existing solutions. * Ensure that data and infrastructure are protected by embedding appropriate security controls into architectural designs. * Produce and maintain architectural documentation, reporting, and communication with relevant stakeholders. * Embed the existing Security Architecture Framework and associated assurance approach into delivery to maintain overall (build) assurance of system and service security. * Lead the delivery and assurance of security requirements as part of new demands, ensuring requirements are captured, traced, and assured through design, delivery, and service transition. * Support the customers in the development of Zero Trust Network Architecture (ZTNA) strategies, including a roadmap to achieve target-state capabilities. * Lead security design and security requirements for Microsoft Entra ID, supporting current and shaping the future IDAM strategy and roadmaps. * Lead the Security Architecture Forums, driving decisions, actions, and architectural governance outcomes for customer programmes. * Lead engagement with the broader architect community to embed security-by-design into IT Governance, Technical Design Authority (TDA) processes. * Where required (e.g., changing threat landscape or regulatory requirements), lead the development and implementation of security policies and supporting standards to ensure systems stay secure and compliant. Candidate Information: * British – Many of our projects have nationality restrictions. * SC cleared (Or Eligible to undergo SC Vetting) – many of our projects have nationality restrictions. Education/Experience * Experience in a security architecture or senior security engineering role. * Experience in a technical leadership or architecture-focused position. * Relevant security architecture certifications (e.g., SABSA, TOGAF, CISSP-ISSAP, Microsoft Certified: Cybersecurity Architect Expert, AWS Certified Security – Specialty, or similar) are an advantage. * Essential Process Skills/Experience * Excellent verbal and written communication skills; works well in a team environment. * Experience of the IT systems engineering and architecture lifecycle. * Understanding of the controlling processes for the systems engineering lifecycle (e.g., requirements management, configuration management, testing and assurance) and where security architecture fits into these. * Familiarity with different lifecycles/methodologies (waterfall, incremental, agile, DevOps). * Solid understanding of Confidentiality, Integrity, and Availability (CIA) and practical experience in applying that understanding in architectural delivery. * Experience designing secure solutions for sensitive environments. * Understanding of service operations and security operational management planning. * Awareness of Security Frameworks such as ISO 27001, ISO 27002, NIST, and NCSC Cloud Security Principles. * Experience mentoring and acting in a team lead or senior role, supporting junior members of the team. Experience working on accredited security solutions in sensitive government or CNI scenarios. Desirable Experience * Experience working in both customer delivery and consulting environments. * Experience in SecDevOps, infrastructure as code, or security as code. * Experience working in CNI or Public Sector project environments. * Working within an AGILE environment. * Experience defining and implementing Zero Trust / ZTNA roadmaps and identity security patterns (e.g., Microsoft Entra ID governance and access controls) Technology Skills/Experience * Deep understanding of network and boundary protection technologies (firewalls, mail gateways, load balancers, anti-virus, IPS, IDS). * Evidence of experience architecting Cloud Security Controls on both Azure and AWS. * Practical experience with Protective Monitoring systems (SIEM/SOC) and the principles of their deployment. * Understanding of authentication and authorisation technologies (SAML, LDAP, PKI, etc.). * Strong grasp of encryption protocols, structures, and their deployment in secure architectures. * Experience defining and implementing security requirements for systems, including: * Microsoft OS * Linux OS * Virtualisation technologies * Networking * Endpoint Security Products Communication and Soft Skills * Capable of developing and communicating a vision to meet system and security requirements. * Ability to communicate complex technical ideas across a wide range of audiences. * A proficient level of commercial awareness and project disciplines. Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today! Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business. Our work in the United Kingdom includes addressing some of the most complex problems in national security, defence, government, logistics and operations, transportation, and energy. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Access to Flexi-time benefits Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: Leidos UK & EUROPE – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £61,500.00-£78,800.00 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. #Remote

Description Solution Architect - National Security and Defence (NS&D) Location: Farnborough office for the majority time with occasional travel to customer locations and working from home. The Role: Leidos have an opportunity for an experience Solution Architect to provide solution and technical leadership for programmes, including bids, growth opportunities and project delivery, designing differentiating and innovative solutions and services that address customer's business problems. The Solution Architect will develop innovative approaches and solutions, applying experience and guidelines from past experience and ensuring the quality and credibility of solutions align with programme delivery needs. You will be expected to have broad knowledge of a large range of technical capabilities and technologies including hardware, software, networks, cloud, data, analytics, IT services and cyber security. • Provide Solution leadership on assigned programmes and opportunities in the National Security & Defence (NS&D) portfolio, working in conjunction with the Programme leadership and Business Development and Capture communities, meeting key timescales and milestones as necessary to support customer and internal timescales, milestones and governance., • Enable delivery of key NS&D programmes by leading Solution execution covering Design, technical Customer engagement, programme innovation, growth and solution quality., • Develop solution concepts and high-level narrative material guiding input from identified internal and external SME’s and relevant partners., • Work as part of the NS&D Solution Architect team to develop the business landscape and identify and action both short and long-term approaches needed to develop the business and establish key client engagements., • Support growth within the NS&D division by bringing and applying domain knowledge across its breadth to enhance the value that Leidos brings to customer opportunities and challenges., • Work across the NS&D and wider Office of Technology community to further Leidos capabilities and develop the solution portfolio for the benefit of NS&D and the wider business., • Work with the NS&D Chief Architect to provide the optimal approach for design, development and delivery of NS&D capability, whilst supporting the needs of the wider Leidos business., • Solution and high-level technical designs, solution concepts and approaches, supporting design materials and collateral, White Papers and Points of View, customer and internal briefings, innovation ideas including business cases and solution research briefings and progress and status reports, solutions as part of responding to client opportunities and programme execution., • Experience in defining and maintaining the appropriate technical solution for the opportunity or programme. This involves engaging business stakeholders to understand their needs, justifying the strategy to get approvals, communicating it to the business and supporting the assurance of designed solutions., • In-depth understanding of technology and technical principles, theories, concepts and their application across range of programmes and contexts., • Knowledge and experience of core IT capabilities including Cloud, Infrastructure & Networks, Application including development, Data including database, analytics, AI (including Agentic and Generative) and ML, ITSM including ITIL an ESM, Cyber Security, Automation., • Highly skilled at solutioning and designing complex mission critical systems and services which meet customer needs whilst remaining implementable within schedule and budget., • Excellent communications skills to engage with executive leadership (internally and client) articulating solution and technical capability aligned to the business challenges., • Excellent written and presentation communication skills., • Experience conducting technical solution reviews for large programmes and bids to ensure their success. Experience of the Defence domain is required for this role. Applicants must be able to obtain and hold a valid UK DV and meet nationality requirements (sole UK National). What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £75,800.00-£99,800.00 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 Project Security Specialist Programme Name: UK Security Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £32,600 - £38,400 Are you ready to work on projects that can potentially change the world? Join us at Leidos UK, where your most important work is ahead! The Role: Leidos is seeking an enthusiastic project security specialist to support the implementation and assurance of security across complex Defence and UK Government projects. The role presents the successful candidate with the opportunity to work with experienced, like-minded security professionals in order to influence and shape effective security outputs within a dynamic project portfolio. The incumbent will possess specialist skills in all areas of protective security and have demonstrable experience of applying security frameworks such as Government Functional Standard 007. What will I be doing? Reporting to the Senior Projects Security Manager, the Project Security Specialist will work independently to co-ordinate and deliver security activities within assigned projects, and as required, in support of the wider security team on other projects, frameworks and business development activities to: • Ensure contractual, regulatory and governance security obligations are fully interpreted, implemented and assured across the project lifecycle., • Provide subject matter expertise as a Security Advisor on security policy requirements, security aspects letters, industry security best practice and project security risks., • Develop standard and bespoke security policies, procedures and work instructions in collaboration with relevant stakeholders., • Chair security working groups, maintaining appropriate records of actions and decisions., • Deliver tailored security education and training initiatives appropriate to audience and requirements., • Manage security incidents and conduct security investigations ensuring timely response to meet internal and external reporting obligations as well as ensuring lessons are learned., • Ensure security requirements are appropriately flowed down throughout the supply chain and suppliers are correctly on-boarded and managed., • Support the delivery of business continuity planning within assigned projects., • Respond to Customer requests for Security assurance., • Participate in internal and external security compliance audits., • Develop and maintain relevant relationships with key security personnel within customer, partner and supplier organisations. Additional role requirements: • The role requires travel through the UK 25% of the time, • Due to the nature of the work undertaken by Leidos UK the incumbent must be a sole British national with 10 years residency in the UK Essential skills and experience: • Previous experience in a Security Management or Protective Security roles., • Knowledge and experience of National Protective Security Authority, HMG, Ministry of Defence and Defence and Equipment Support Principal Security Advisor compliance and accreditation standards for Industry., • Good presentation and communication skills, with the ability to influence colleagues and stakeholders at all levels. Desired skills and experience: • Ideally suits someone with protective security experience in Defence Industry and/or UK Armed Forces, or MoD. Discover, inspire, and grow with Leidos UK. Apply today! What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: ___– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. 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. 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. £32,600.00-£38,400.00 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.