Job Title: Principal Signatures Engineer (Non-Acoustics) Location: Barrow-in-Furness (Onsite). We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: circa £50,000 depending on skills and experience What you''ll be doing Lead the development of the Stealth Engineering Above Water Signatures capability Collaborating with cross-functional teams to design low-signature equipment and systems Helping define technical requirements, test methods, and approval criteria Reviewing design documents to confirm that above water signature requirements are met Leading modelling efforts for radar, infrared, visual, and RF signatures using custom and commercial tools Developing testing methodologies to confirm signature performance Managing research with internal teams and university partners Improving stealth features on in-service submarines Your skills and experiences Essential A degree (or equivalent experience) in Maths, Physics, Electrical Engineering, or another STEM field Experience with modelling software or programming tools A strong grasp of electromagnetism, radar, or infrared and visual detection technologies Familiarity with stealth systems or signature control methods Desirable A postgraduate qualification in a STEM subject Experience in defence or large-scale manufacturing Knowledge of submarine or naval systems Benefits As well as a competitive pension scheme, BAE Systems als