Job Title: Systems Engineer Location: Cowes, Isle of Wight/Portsmouth Broad Oak - On site Salary: Up to £50,000 depending on skills and 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 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. What you''ll be doing: You will apply systems engineering principles aligned with ISO 15288 across the full lifecycle, from requirements definition and system design through integration, acceptance, support, and eventual disposal. It involves decomposing and managing requirements at system and subsystem levels using tools such as IBM DOORS Next, as well as developing and maintaining architectural models in model-based systems engineering environments like CATIA Magic. The work also includes defining interfaces, supporting design decomposition, and contributing to acceptance strategies that ensure requirements are verified throughout each stage of the V-model, ultimately producing robust evidence for customer acceptance. In addition, the role supports technical reviews and ensures compliance with business, regulato