We are looking for a Systems Engineering Manager with strong Defence experience to lead the delivery of complex systems engineering activities across both bid and programme execution phases. You will be responsible for defining engineering approaches, managing multi-disciplinary teams, and ensuring high-quality delivery across the full system lifecycle.,

Lead systems engineering activities across complex Defence programmes, spanning requirements, architecture, integration, verification, validation, and in-service support.
Define and implement Systems Engineering Management Plans (SEMPs) and associated artefacts for both bid and delivery phases.
Manage engineering inputs to bids and proposals, including solution development, estimation, and technical governance.
Coordinate multi-disciplinary engineering teams and partner organisations to deliver integrated system solutions.
Ensure alignment with systems engineering standards (e.g. ISO/IEC/IEEE 15288) and MOD governance frameworks.
Oversee engineering planning, resource allocation, risk management, and delivery performance across projects.
Engage with senior stakeholders, providing technical leadership, assurance, and decision support across Defence programmes.

Degree qualified in Engineering, Systems Engineering, Computer Science, or related discipline (or equivalent experience).
Excellent leadership, communication, and stakeholder engagement skills.
Strong analytical and problem-solving capability.
Ability to operate in complex, fast-paced, and high-assurance environments.
Strong understanding of systems engineering principles, processes, and lifecycle models (e.g. V-model, Agile, hybrid approaches).
Proven experience delivering complex systems engineering projects within UK Defence environments (e.g. MOD, DE&S, Defence Digital).
Strong experience managing systems engineering across the full lifecycle, including bid, design, integration, and delivery phases.
Experience leading engineering teams within complex, multi-supplier environments.
Experience contributing to and leading bid activities, including technical solution development and estimation.
Experience in requirements management, system architecture, integration, and verification & validation.
Ability to define and govern engineering processes and ensure quality across deliverables.
Strong knowledge of systems engineering standards (e.g. ISO/IEC/IEEE 15288).
Familiarity with MOD frameworks, governance, and delivery environments [highly desirable].
Awareness of architecture frameworks (e.g. TOGAF, MODAF, UAF).

Amentum is a global leader in engineering, project and programme management, and solutions integration. Built on strong programme and engineering delivery experience, supported by deep specialist capabilities, Amentum is a recognised partner across major UK Government and commercial programmes.

People are at the centre of what we do. We offer a competitive package designed to attract and retain talent. In addition to standard benefits, UK employees receive free single medical cover, digital GP services, enhanced family-friendly policies, employee assistance programmes, and reimbursement for professional development. Our community initiatives include matched-funding schemes, paid volunteering, and charitable contributions.

21 Full time Project Management jobs in Penarth, Bro Morgannwg - The Vale Of Glamorgan