Principal Engineer - Systems Engineering (Architecture)

Overview

Job Title: Principal Systems Engineer

Location: Frimley, Filton, Weymouth, Broad Oak and Coventry - hybrid and flexible working arrangements. Please speak to your recruiter about the options for this role.

What you'll be doing

• Direct design reviews and technical gate reviews for Combat System architecture development including requirements development, verification and validation strategies and systems engineering across the engineering function
• Lead a team of system engineers responsible for the design and development of Combat System equipment and systems within the business area
• Engage with key and Senior stakeholders across the business and the MoD
• Manage the Engineering Lifecycle of systems, equipment and processes by working with DOORS and model-based systems engineering

Your skills and experiences

• Clear understanding of the systems engineering lifecycle
• Led or participated in Design reviews and Technical Gate Reviews
• Extensive experience within Systems Engineering (e.g. MBSE)
• Experience leading teams to deliver projects
• Understanding of engineering governance processes and strategies
• You'll receive benefits including a competitive pension scheme, enhanced annual leave allowance and a Company contributed Share Incentive Plan. You'll also have access to additional benefits such as flexible working, an employee assistance programme, Cycle2work and employee discounts - you may also be eligible for an annual incentive

The Engineering Function

Within this team, you will support how BAE Systems executes the engineering activities across the wider business and the programmes BAE Systems is required to deliver. You will be regularly engaging with a variety of internal Business Functions and Stakeholders, as well as external MoD Stakeholders. This role will offer career progression and development for the right individuals looking to progress and lead engineering teams and make a business wide contribution.

We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.

Benefits

Benefits include a competitive pension scheme, enhanced annual leave, Company contributed Share Incentive Plan, flexible working, employee assistance programme, Cycle2work and employee discounts. You may also be eligible for an annual incentive.

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 at 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

Closing Date: 29th September 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.

Other Locations

GB-ENG-BST-Filton

GB-ENG-SRY-Frimley

GB-ENG-West Midlands-Coventry

GB-ENG-DOR-Weymouth

GB-ENG-HAM-Portsmouth BroadOak