Systems Engineers

Due to growth within UK programmes, we will need talented Systems Engineers throughout the course of 2026…, 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, with specific focus on Model Based Systems Engineering (MBSE)., * Working with operational stakeholders, technology suppliers and architects to refine system and sub-system requirements and acceptance criteria

• Allocation of requirements to lower-level components, conducting technical derivation analysis as required
• 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
• 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 and Low Level Designs
• Interface Control Documents (ICDs) / Application Programming Interfaces (APIs)
• Compliance Reports
• Preparing for and delivering milestone technical reviews and the associated work product deliverables
• Managing the technical backlog and the content of associated releases

You will have a full understanding of the principles of systems engineering and have prior experience as a Systems Engineer on a major programme involving accepting and integrating deliveries from suppliers., * Strong experience with systems modelling 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 a number of 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, * You must be willing to undergo SC or DV clearance dependent upon the security requirements for the role

Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today…

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)

• Flexible Working Scheme, 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 www.leidos.com/careers/pay-benefits., + Health Insurance
• Health Reimbursement Account
• Dental Insurance
• Vision Insurance
• Life Insurance
• Short-Term Disability
• Long-Term Disability
• FSA
• HSA
• Pet Insurance
• Mental Health Benefits
• Parental Benefits
• Birth Parent or Maternity Leave
• Fertility Benefits
• Adoption Assistance Program
• Family Support Resources
• Work Flexibility
• Flexible Work Hours
• Remote Work Opportunities
• Hybrid Work Opportunities
• Office Life and Perks
• Company Outings
• On-Site Cafeteria
• Holiday Events
• Vacation and Time Off
• Paid Vacation
• Paid Holidays
• Personal/Sick Days
• Volunteer Time Off
• Financial and Retirement
• 401(K) With Company Matching
• Stock Purchase Program
• Performance Bonus
• Relocation Assistance
• Financial Counseling
• Profit Sharing
• Professional Development
• Promote From Within
• Mentor Program
• Access to Online Courses
• Lunch and Learns
• Internship Program
• Leadership Training Program
• Diversity and Inclusion

Leidos UK & EUROPE are always on the lookout for talented individuals to join our company and would love to hear from you., 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., 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 www.Leidos.com.