Principal Systems Engineer – BAE Systems

Location: Frimley, Bristol, Weymouth, Portsmouth – Hybrid & flexible work arrangements. Contact recruiter for details.

Salary: Negotiable, depends on experience.

What You’ll Be Doing

• Manage and administer the DOORS Classic database for Dreadnought Combat Systems.
• Develop the DOORS database to produce and tailor information to support business reporting and the wider acceptance process.
• Support the Requirements and Acceptance Team to achieve acceptance of the Dreadnought Combat System.
• Guide engagements with wider business stakeholders on developing the toolset requirements capability to support the programme throughout its life.
• Support the development of the wider engineering community on the use of DOORS.

Essential

• Extensive experience using IBM Rational DOORS Classic 9.6/9.7 as SME user or administrator, including use of RPE and ReqIF.
• Clear understanding of the systems engineering lifecycle and requirement management to acceptance.
• Significant experience within Systems Engineering.

Desirable

• Previous experience using Jira, Confluence, Enterprise Architect.
• Understanding of engineering governance processes and strategies.
• Knowledge of Combat Systems.

Benefits

Competitive pension scheme, employee share plans, extensive range of flexible discounted health, wellbeing and lifestyle benefits, including green car scheme, private health plans, and shopping discounts. May also be eligible for an annual incentive.

The Requirements & Acceptance Team

As part of the team, you will play a key role in delivering the Dreadnought Combat System – one of the UK’s most critical defence programmes. You will shape processes that drive requirements, qualification, and acceptance, guiding delivery teams to achieve system assurance and operational readiness. This is a great opportunity to make a real impact, working with senior stakeholders across BAE Systems, the MOD, and industry partners. Exposure to advanced technology, structured career development, and growth opportunities within a world‑class engineering organisation are provided.

Why BAE Systems?

BAE Systems values diversity, integrity, merit, and aims to empower employees to fulfil their potential. We welcome people from all backgrounds and strive to keep recruitment processes inclusive. If you have a disability or health condition that may affect certain assessment types, please speak to a recruiter about reasonable adjustments.

Many roles are subject to security and export control restrictions, which may affect eligibility based on nationality and residency. Applicants must achieve at least Baseline Personnel Security Standard; many roles require higher levels of National Security Vetting depending on residency and vetting level.

Closing Date

24th November 2025

We reserve the right to close this vacancy early if we receive sufficient applications.