Principal Mechanical Design Engineer

Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience 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 advanced, technology-led defence, aerospace and security solutions, 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. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with ..... full job details .....