Senior Systems Engineering Manager – Defence Programs

Amentum

Cardiff

On-site

GBP 80,000 - 110,000

Full time

14 days+

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Benefits offered by this job

Free single medical cover

Digital GP services

Enhanced family-friendly policies

Employee assistance programmes

Professional development reimbursement

Matched funding schemes

Job summary

Amentum is seeking a Systems Engineering Manager with strong Defence experience to lead delivery across bid and programme phases. You will define engineering approaches, manage multi‑disciplinary teams, and ensure high‑quality outcomes across the full system lifecycle.

You will apply expertise in requirements, architecture, integration, verification and governance, aligning with ISO/IEC/IEEE 15288 and MOD frameworks to deliver trusted solutions for UK Defence programmes.

Qualifications

Degree in Engineering or related field required.
Excellent leadership and communication skills essential.
Experience delivering complex systems engineering projects in UK Defence environments.
Knowledge of systems engineering principles, processes, and lifecycle models (e.g. V-model, Agile, hybrid).
Familiarity with ISO/IEC/IEEE 15288 and MOD governance frameworks.

Responsibilities

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