Principal Engineer – Systems Engineering (Requirements & Acceptance)

Join to apply for the Principal Engineer – Systems Engineering (Requirements & Acceptance) role at BAE Systems

Job Title: Principal Systems Engineer

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

Salary: Negotiable dependent on experience

What You’ll Be Doing

• Direct design reviews and technical gate reviews for our Combat System architecture development, including requirements development, verification and validation strategies, and systems engineering across the engineering function
• Lead on test campaigns across the business to ensure efficiency and that the systems meet requirements and acceptance criteria
• Lead a team of system engineers responsible for the verification and validation of Combat Systems equipment and systems for the business area
• Engage with key stakeholders across the business and the MoD
• Manage the engineering lifecycle of equipment and processes by working with DOORS and model-based systems engineering

Essential

• Clear understanding of the systems engineering lifecycle
• Led or participated in design reviews and technical gate reviews
• Extensive experience in systems engineering (e.g., MBSE)

Desirable

• Previous experience using DOORS, Jira, Confluence, Enterprise Architect
• Experience leading teams to deliver projects
• Understanding of engineering governance processes and strategies

Benefits

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 regularly engage with internal Business Functions, Stakeholders, and external MoD Stakeholders. This role offers career progression and development for the right individuals looking to progress and lead engineering teams and contribute to the business.

We offer relocation support packages across all Submarines roles, subject to 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 ensure 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 reasonable adjustments.

Please note that many roles at BAE Systems are subject to security and export control restrictions. These restrictions may affect your eligibility based on factors such as nationality, place of birth, etc. All applicants must meet the Baseline Personnel Security Standard; higher levels of National Security Vetting may be required depending on the role.

Closing Date: 12 September 2025

We reserve the right to close this vacancy early if we receive sufficient applications. Please submit your application as early as possible.