Principal / Senior Systems Engineer – IV&V in Cardiff

Location: Barrow-in-Furness or Filton. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role.

Salary: Up to £60,000 depending on experience

What you’ll be doing:

• Delivering product integration workstreams to meet customer and contractual obligations; resolution of engineering conflicts between disciplines, systems and capabilities.
• Integration of activity and solution development; meet a coherent and prioritised set of demands, tailor and apply engineering processes, tools and approaches to develop innovative and creative solutions to contracts and specifications.
• Facilitating collaboration across organisational Engineering boundaries, for example by running working groups and monitoring and driving progress against actions and metrics.
• Definition and governance of Whole Boat Design policies, processes and guidance.
• Utilising support from more junior engineers within Whole Boat to deliver integration activities.
• Ensuring developed SSNA major systems and functions are clearly defined, integrated and configured.
• Performing appropriate engineering coordination and review activities to provide engineering assurance.

Your skills and experiences:

Essential

• Knowledge of Engineering Framework(s).
• Engineering Lifecycle.
• System Engineering Principles and ways of working.
• Team leader / mentoring experience would be required for the principal level role.
• Effective stakeholder management across functional and organisational boundaries.
• Management of complex tasks through dispersed teams.

Desirable

• Submarine or Complex Military product knowledge.

Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The SSNA Whole Boat (Product Architecture and Integration) team: This team has a main responsibility for integration of the SSNA product architecture, working across system, major function and whole boat levels of the design. This also includes integration of product architecture at a system and component level. Integration of product architecture at a major function and major system level, including supporting delivery of high level of product Assurance & architecture.

We have two roles available – each at different levels. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.

Why BAE Systems? This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible.

If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 28th November 2025. We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.