Job Title: Senior Systems Engineer Professional Services Location: Filton, Broad Oak, Portsdown Technology Park, hybrid on site up to 3 days per week Salary: up to £56,465 depending on qualifications 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. What youll be doing: The Professional Services team is a part of the Strategic Development Group within Naval Ships Combat Systems. The team focuses on early lifecycle operational experimentation and research working collaboratively with customers and industry partners primarily in the Integrated Air and Missile Defence area. As an engineer in Professional Services, you will be at the forefront of developing, testing, and demonstrating capability utilising in-service and future Naval Combat Systems. You will be working both in the virtualised environment and with operational hardware in the Maritime Integration and Support Centre in Portsmouth. Core duties: You will bring good systems engineering knowledge, including experience with requirements management, system modelling, architecture development, and verification & validation (V&V), enabling you to develop robust and well-structured engineering solutions. You will interpret multi-layered scientific and technical concepts and translate them into clear system designs and high-quality engineering artefacts, ensuring ideas move effectively from theory into practical implementation. You will apply good analytical and problem-solving skills, conducting trade studies and evaluations to support evidence-based technical recommendations and informed decision-making. You will work collaboratively within multidisciplinary teams, communicating effectively with scientists, engineers, and project stakeholders to ensure alignment, clarity, and successful project outcomes. You will hold relevant qualifications and demonstrate continued professional development, including a Bachelors degree (or equivalent) in engineering, technology, or science, membership of a Professional Engineering Institution, and be working towards professional registration at IEng or CEng level Professional Services Team: The Professional Services team supports the maritime sector by delivering concepts, experimentations, modelling, and engineering insight to shape future naval capability. Working with defence stakeholders, industry, and academia, the team assesses emerging technologies and develops innovative concepts to strengthen the Royal Navys operational advantage. 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: 27th March 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-AP1 #LI-hybridJBRP1_UKTJ