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Description Systems Engineer Location: Whiteley/Hybrid/Occasional travel to site will be required Clearance Requirements: Current SC clearance, or the ability to gain SC clearance. We are looking to recruit an experience Systems Engineer to support the development of an ATM system. This is an opportunity to work on an exciting programme delivering critical services and infrastructure key to the future of UK Air Traffic Management. The successful candidate does not need to be familiar with ATM (although it would be an advantage) as on-the-job training will be provided as required. The systems engineer will work in a rapidly changing environment, delivering solutions and deliverables of a high quality to wide range of challenging problems. They will work as part of an agile team performing all aspects of systems engineering throughout the development life cycle to meet sprint milestones. The successful candidate will have a full understanding of the principles of systems engineering, will have prior experience as a Systems Engineer on a major programme involving accepting and integrating deliveries from suppliers. Using their experience in Systems Engineering, the successful candidate will be responsible for working with customers and suppliers to execute Systems Engineering activities across the full lifecycle, with specific focus on Model Based Systems Engineering. Required Skills: • Strong experience with architecture modelling tools (e.g. Sparx Enterprise Architect, MagicDraw Cameo), • Strong experience with Architecture Modelling Frameworks and Languages (e.g. TOGAF, MODAF, NAF, SysML, Archimate), • Success in working within large-scale, mission critical and complex integration programmes, • Ability to work with a number of stakeholders and suppliers, working across organizational boundaries as appropriate, • Experience of developing system behavioural diagrams, modelling interfaces and developing models to encapsulate functional requirements, • 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, • Demonstrable knowledge and cognisance of adjacent disciplines, including programme management, customer relationship management, supplier management and service management, • In-depth experience of conducting detailed systems engineering trade solutions to assess options & feasibility, and define optimal solutions, • Strong knowledge of requirements and user scenario development in both text based and model based approaches, • Understanding designing / delivering systems in a Virtualised Environment, • Experience of working with Service Oriented Architectures Desired Skills: • ITIL including Service Management Roles & Processes, • Knowledge of Air Traffic Management or other safety related systems, • Experience of service management, assurance and regulation requirements and how they apply across functional boundaries, • Willingness to offer fresh, innovative ideas and/or unconventional approaches, • Ability to deliver clear messages through dialogue, written work and formal presentation 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 * Flexi 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. Working together as Team Leidos we are helping to transform the UK's defence supply chain by providing an integration of a complex mixture of services, at low risk, using a modern suite of systems that will deliver one version of the truth. For the first time, the MOD will see the whole picture, as it is happening. 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 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.

Senior IT Support Engineer with Security focus We are seeking a Senior IT Support Engineer to lead on infrastructure management, systems optimisation, and cyber security maturity. This role provides senior technical expertise, drives secure and reliable IT operations, and supports strategic digital development. Key Responsibilities • Lead systems integration, automation, and optimisation work., • Recommend technologies that improve resilience and security., • Maintain documentation, configuration standards, and change control., • Act as a subject matter expert in Microsoft technologies. Cyber Security • Develop and deliver the organisation’s cybersecurity roadmap, ensuring compliance with standards such as Cyber Essentials/Cyber Essentials Plus., • Lead vulnerability assessments, threat modelling, and incident response planning., • Manage and optimise security platforms including endpoint protection, identity management, Defender XDR, and Intune., • Strengthen information governance and data protection., • Lead security‑focused change control and manage penetration testing and remediation. Essential Skills & Experience • Strong background in cybersecurity and IT Support., • In‑depth knowledge of enterprise systems and Microsoft 365 security tools (e.g., Defender XDR, Intune, IAM, compliance)., • Strong communication and stakeholder engagement skills., • Experience with Cyber Essentials or similar frameworks., • Microsoft IT Support, 365 Desirable • Knowledge of GDPR and data governance., • Certifications such as CISSP, CISM, or Microsoft Cybersecurity Architect

Enterprise Architect (Core Infrastructure). Enterprise Architecture and Technology Platforms. To develop and maintain the firms technology strategy and enterprise architecture.

My client, a Tier 1 market-leading IT Infrastructure Solutions Provider and top-tier Dell / HPE / VMware Partner, is looking for an Intel-focused Presales Solutions Architect to focus on designing solutions for a range of customers, from Mid-market to Enterprise scale. Intel Solutions Architect / Pr

AWS Cloud Architect/ AWS Enterprise ArchitectOpportunity:You will Design and deliver Cloud networking solutions in AWS for leading global insurance companyBe the Technical Design Authority, providing consultancy, best practice, and architectural support to all internal teamsEssential skills & experi

VMware and Datacentre / Hybrid Infrastructure subject matter expert with a broad understanding of DC technologies, including major server, storage, virtualisation solutions and a depth of expertise in VMware specifically, you will be responsible for working with customers to provide Pre Sales and So

Infrastructure Applications Architect Salary: Up to £90,000 per annum + bonus and benefits Security Clearance: Very high Security Clearance (must hold) Location: Farnborough - Hybrid - minimum 3 days per week (may increase during the build phase)Ready to lead the architecture of secure, high-perfo

Your skills and experienceYou will be a Cloud Infrastructure Architect with expertise across the spectrum of modern infrastructure such as Networking, Compute, Storage, Databases, Replication, Containerisation, Event Stream Processing and PaaS deployment, with a focus on Oracle technologies; you may

Infrastructure Solutions Architect (Presales) | Salary: c£40k basic + company car + excellent bonus | Location: South Wales (Caerphilly base with some regional travel and hybrid working)We have an exciting opportunity for an Infrastructure Solutions Architect (Presales) to join a well-established a

A leading sustainable technology company is looking for an Infrastructure Architect to shape their global infrastructure strategy.

A leading architecture firm in London is seeking an experienced Architect for Social Infrastructure projects. This role requires 3-5 years of experience in social infrastructure or data centre projects.

As an Infrastructure Architect, you will be part of a collaborative and highly skilled team supporting PLM /ALM Solutions for customers across the UK. You will be instrumental in designing, implementing, and optimizing our cloud infrastructure to support a diverse portfolio of applications. Cloud Ar

A leading IT solutions provider in the UK is seeking a Senior Technical Consultant specializing in VMware and hybrid infrastructure. Ideal candidates will possess certifications in VMware technologies and have a strong understanding of hybrid infrastructure components.

Network Architecture & Security Skilled in network design firewall rule flow VLANs VPNs Cisco infrastructure and secure access architecture. Enterprise Infrastructure Architecture & Design Skilled in developing and implementing scalable secure and compliant infrastructure solutions across on-premise

Bachelor’s degree in Architecture or a closely related field and registration as an Architect (ARB Registered Architect). Master’s degree in Architecture and a minimum of five years of post-qualification experience working on complex and diverse architectural projects in social infrastructure, s

A leading British multinational retailer seeks an experienced SAP Infrastructure Architect to support a complex SAP on-premise estate. This role involves maintaining and optimising the infrastructure while contributing to a migration to SAP S/4HANA.

Network Design Architect - Cisco, Meraki, Wireless, Firewalls - £70,000-£85,000 - Hybrid – London. Urgent requirement for a Network Design Architect / Consultant - Scope, consult, design, plan and implement multiple Cisco R&S and Wireless projects.

The organisation currently lacks formal security architecture governance at the infrastructure level — there are no documented security standards guiding network or infrastructure design. Key responsibilities Define and document infrastructure security architecture standards and principles aligned

Champion the use of Infrastructure as Code (IaC), automation, and DevOps practices to deliver consistent, repeatable, and efficient infrastructure solutions. Job Title: Solutions Architect (Infrastructure and Cloud). Proven experience designing and delivering cloud and infrastructure solutions (Azur

A leading technology consultancy is seeking an experienced Azure Infrastructure Architect to join their UK Accounts Contract Team. This role requires candidates to possess strong expertise in Azure services and at least 5 years of direct experience in Azure infrastructure. Candidates must have demon

Ensures all reference architecture, high‑level designs, architecture patterns, decision records, deviation requests, and technical risks or issue records undergo architectural and project governance processes. We are currently looking for a Security Architect/Design Engineer with specific experien

The role will collaborate with platform architects, solution architects and other leaders to ensure that overall objectives are understood and addressed in the architectural strategy. Enterprise Architect (Core Infrastructure). Reporting to the Head of Enterprise Architecture and Technology Strategy

A leading technology recruitment firm is seeking an Infrastructure Consultant to join their team in Greater London.

Job Title: Infrastructure & Identity Access Management (IAM) Architect. Infrastructure & IAM Architect. IAM, identity engineering, or architecture.

Architect and deliver robust, scalable, and secure Oracle Cloud Infrastructure (OCI) solutions aligned to business strategy. We’re seeking a strategic technical leader — someone who can design complex, secure, multi-region OCI architectures, troubleshoot deep technical challenges, and confidentl

A leading infrastructure design studio in the UK is seeking an experienced professional to join their team. The role involves delivering large-scale rail and transport infrastructure projects in the Middle East, with a focus on innovation, sustainability, and enhancing connectivity. The ideal candid

A leading technology firm seeks an Infrastructure Architect to design and optimize cloud infrastructure for diverse applications.

Contribute to reference architectures and reusable patterns for Azure infrastructure. Design secure, performant and supportable architectures for delivery by RM’s Infrastructure Engineering team. Work with technical architects, development leads and project teams to ensure changes to infrastructur

Understands infrastructure transformations, key IT architectural design principles and cost benefit analysis related to IT operational design. We’re growing our Cloud & Infrastructure Practice and looking for an experienced Senior Solutions Architect to support our rapid expansion. In this role, y

A leading technology recruitment firm is seeking a PreSales Solutions Architect specializing in VMware Cloud Foundation and Hybrid Infrastructure. The ideal candidate will have experience in Presales Solutions Architecture at a UK-based cloud provider, alongside expertise in VMware technologies like

Azure Infrastructure Architect - SC Cleared. Whitehall Resources currently require an experienced Azure Infrastructure Architect to work with a key client. Provide the Azure target architecture and its BoM pricing and licensing related details.

A leading British multinational retailer is seeking an experienced SAP Infrastructure Architect to oversee a complex SAP ECC landscape. This hands-on role focuses on maintaining and optimising the infrastructure while contributing to a vital migration project to SAP S/4HANA. Ideal candidates will ha

An ambitious technology company in the UK seeks an AI Solutions Architect to build a cutting-edge AI environment. This role involves architecting, implementing, and maintaining AI systems, with responsibilities including MLOps design and team leadership.

The primary role of the Infrastructure & Solutions Architect is to be responsible for the strategic design and architecture planning for our global C&DR technical infrastructure. To advise on capacity planning of the existing IT infrastructure, taking regular feedback from support team for existing

The role requires a strategic view of the technical landscape and an understanding of security architectures. A government agency in the UK is hiring for a Senior Security Architect to shape secure technology solutions and collaborate across multiple teams.

Senior Solutions Architect - Financial Services. Cyber Pre-Sales Solution Architect – Cisco, Fortinet, Palo, Crowdstrike, Tenable. InfraView - Specialist Cloud & IT Infrastructure Technology Recruitment provided pay range.

A leading organization in the defense sector is seeking an experienced infrastructure specialist to design and deliver secure solutions.

Technical Architect – Infrastructure/DC/Compute/Network - £95,000 - £110,000 - London once a week (Can be expensed). Chance to work for a top multi-vendor Solution Provider as Technical Architect.

A major public transport authority is seeking a Senior Infrastructure Architect to enhance travel experiences in London. This hybrid role requires expertise in infrastructure technologies, including Microsoft 365, cloud platforms, and networking.

A global infrastructure consulting firm is looking for an architectural designer who will work closely within multi-disciplinary teams on various infrastructure projects. The ideal candidate should have strong proficiency in CAD and REVIT, a degree in architecture or engineering, and experience in m

Strong infrastructure and network background (10+ years preferred, infrastructure-led). This is a hands‑on architecture role in a highly regulated environment, ideal for someone who understands defence infrastructure, security standards, and enterprise‑scale delivery. Solution Architecture) to j

As a Infrastructure Architect, you will be part of a collaborative and highly skilled team supporting PLM/ALM Solutions for customers across the UK. You will be instrumental in designing, implementing, and optimizing our cloud infrastructure to support a diverse portfolio of applications. Cloud Arch

A leading quantitative finance firm in London is looking for an experienced Infrastructure Architect to own and develop their infrastructure roadmap in a hybrid cloud environment. The ideal candidate will have extensive experience in architecture for private cloud solutions and on-premises environme

A leading industrial software company is seeking an Infrastructure Architect to join their dynamic team. This role involves designing and managing cloud infrastructure, ensuring security and performance.

A leading global financial institution is seeking a Senior Systems Architect to lead electronic trading infrastructure initiatives in London. The role involves driving innovation, ensuring alignment of technology architecture with business needs, and collaborating with various stakeholders.

A technology firm in London is seeking a freelance Security Architect specialized in Infrastructure & Network Security. The role involves establishing security architecture governance and defining standards for infrastructure design. The ideal candidate should have strong skills in network security

The job holder will work within the Broadband Infrastructure development team, and will be responsible for the architecture, technical development and 4th line operational support of our ISP-based products and services. Act as a subject matter expert for our network infrastructure. Define the strate

The Core Infrastructure Platforms (CIP) Architecture team is seeking a Senior Vice President, Infrastructure Architect to drive architectural governance and end‑to‑end design quality across IaaS and hypervisor platforms, storage, networks, and compute in a large, regulated financial environment.