Job Title: Principal Engineer Human Factors Location: UK wide Hybrid We offer a range of hybrid and flexible working arrangements please speak to your recruiter about the options for this particular role. Salary: Competitive (Commensurate with skills and experience) Who we are: Join BAE Systems and youll be part of something bigger. As a valued member of our global colleague network, youll bring your unique skills and perspectives to help pioneer progress and protect what matters most. Youll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, theres no limit to where a career at BAE Systems could take you. Role Description: Youll Assess risks of human error and providing Human Factors advice Youll be Performing task analysis Youll be working with process authors to improve procedures to reduce risk of unintended outcomes Youll be representing Human Factors at design technical reviews Youll be conducting design substantiation reviews Youll be supporting Safety Case delivery Youll be leading Human Factors programmes of work Essential Skills: Degree in Human Factors/Psychology or equivalent experience Demonstrable Human Factors experience Experience in delivering Human Factors into safety case in a nuclear setting Previous experience of stakeholder management Proven experience in coaching and mentor others Experience in writing assessment reports and safety cases The Human factors Team: As a Principal Engineer Human Factors, working within The Human Factors Team. You will be looking at the Human Factors of Site Safety of the Barrow site and Boat programmes. As a Principal Human Factors engineer, you will be part of a team working across all 3 submarine programmes at BAE Systems. This is a very exciting time to be joining one the largest Human Factors teams in the UK. Our team provides safety-oriented support to the day-to-day business of designing, building and operating submarines and to the maintenance of our nuclear site licence. Should you wish to relocate closer to the nuclear site at Barrow, we offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here youll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. Youll be recognised for your contribution and enjoy rewards tailored to whats most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: Were committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. 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: 12th April 2026 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. LI-KI1 LI- Hybrid