Job Title\: Principal Quality Engineer - Assurance Location: Barrow-in-Furness - Fulltime onsite Salary: From £42,215 (DOE) Who we are: Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, you’ll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You’ll 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, there’s no limit to where a career at BAE Systems could take you. Job Description: You will be responsible for investigating quality issues across the business, including screening concerns, deciding next steps, and undertaking investigations. Your role involves conducting interviews and on‑site reviews, facilitating root cause analysis workshops, and supporting issues through to resolution. You will work both independently and as part of a team, mentoring colleagues through the investigation process and using your stakeholder management and communication skills to drive effective outcomes. Core duties: Conducting quality investigations; including collating and analysing evidence, conducting interviews, Root Cause Analysis, Human Factor Analysis Generating corrective/preventative actions to prevent future occurrence Writing and verbally communicating investigation findings for a range of audiences Building a good rapport whilst working with internal and external customers to determine their requirements and communicate findings in a timely manner Assessing and understanding the application of Quality Management System documentation (e.g. Process Maps, Workmanship Standards, etc ) Essential Skills: Previous investigation experience, including problem-solving and root cause analysis Experience in enhancing management activities and improving processes and associated documentation Ability to produce investigation reports to the required standards Proficient with Microsoft Office (including Visio) The Quality Investigation Team: This is a varied role offering good potential for future growth within a supportive, close‑knit team. Full on‑the‑job training will be provided, along with clear opportunities for progression as you develop. The position provides excellent visibility across the business and site, making it ideal for someone keen to learn, contribute, and build a long‑term career. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you’ll 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. You’ll be recognised for your contribution and enjoy rewards tailored to what’s 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: We’re 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\: 5th May 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-CM1 LI-Onsite