Systems Engineer

Amentum is offering a Systems Engineer role focused on Model Based System Engineering (MBSE) within Defence or complex engineering environments. The position supports the end to end development of IT and communication systems across the full engineering lifecycle for critical national infrastructure and security programmes.

• Elicit, analyse, and manage stakeholder and system requirements, ensuring traceability across the lifecycle.
• Develop system architectures and design artefacts, including functional, logical, and physical views.
• Support decomposition of requirements from system to subsystem and component levels.
• Contribute to the development of interface definitions and integration considerations across systems.
• Collaborate with architects, developers, and integration teams to ensure coherent and feasible system designs.
• Support verification and validation planning, ensuring requirements are testable and aligned to acceptance criteria.
• Contribute to systems engineering documentation and governance artefacts in line with MOD and industry standards.

• Degree qualified in Systems Engineering, Engineering, Computer Science, or a related discipline (or equivalent experience).
• Strong analytical and problem solving skills.
• Good communication skills, able to engage with both technical and non technical stakeholders.
• Ability to work collaboratively within multi disciplinary teams.

• Proven experience as a Systems Engineer within Defence or complex system environments, with a strong understanding of systems engineering principles such as MBSE and lifecycle models (e.g., V model, Agile, hybrid).
• Experience across the systems engineering lifecycle, particularly requirements, architecture, and design phases.
• Experience in requirements engineering, including elicitation, analysis, and management.
• Ability to develop system architecture artefacts and design documentation, with an understanding of system integration concepts, interfaces, and dependencies.
• Experience supporting integration and V&V activities, understanding how designs translate into testable systems.

• Familiarity with systems engineering standards (e.g., ISO/IEC/IEEE15288).
• Awareness of MOD frameworks and governance environments.
• Understanding of requirements management and modelling tools (e.g., DOORS, SparxEA).

A competitive package that includes free single medical cover, digital GP services, enhanced family friendly policies, employee assistance programmes, and reimbursement for professional development. Other benefits vary by role and location.

Amentum is an equal opportunity employer and welcomes all qualified candidates regardless of age, disability, gender identity, marital status, mental health, race, faith, sexual orientation, socioeconomic background, or pregnancy status. We are a Disability Confident employer and will interview all disabled applicants who meet the minimum criteria for the vacancy.