Principal Systems Testing & Integration Engineer

As a Principal Systems Testing and Integration Engineer, you will play a key role in the integration of complex Platform Management System software and control systems. You will lead test activities, investigate and resolve system issues, engage with suppliers and stakeholders and support commissioning and acceptance events. This role offers the opportunity to work across the full system lifecycle on cutting-edge submarine programmes, providing technical leadership while ensuring the safe, high-quality delivery of critical engineering solutions.

• You will be responsible for the assigned functional test design of the Platform Management System
• Managing the test execution and reporting activities including the recording of accurate records as per policy, procedure and legislation
• You will be responsible for the capture, communication and demonstration of observations and fault investigation findings to relevant stakeholders
• You will be fulfilling defined development needs, identifying self-development opportunities and undertaking mandatory training
• Provide support with peer reviews of test input and output documentation to ensure consistency and quality is maintained
• You will be representing the Company at supplier premises during demonstrations, UATs and FATs events
• Attend the relevant schedule, risk reviews and technical meetings, providing SQEP knowledge to the PMS delivery teams
• You will be liaising closely with internal and external stakeholders to resolve issues that risk the test plan and associated strategies

• You will require either a HNC/HND/Degree in a relevant engineering discipline or hold an equivalent qualification or experience
• Experience of providing leadership and guidance to a team will be required
• You will need to either currently be a Chartered Engineer (CEng) status or be actively working towards this goal
• Software test experience including automation of unit, module / component integration and system level testing or commissioning of control systems with an HMI interface in an industry such as Marine, Nuclear, Oil and Gas, Automotive or similar will be required
• You will have gained knowledge or experience with electrical control systems that utilise Programmable Logic Controllers

By joining us in the team, you will develop and design software that integrates into the Platform for both Marine Systems and Control System functions which will require testing in a facility and necessary evidence produced to support safe delivery for test, commissioning and in service use. This role will provide the opportunity to be involved in the full Validation and Verification lifecycle with exposure to multiple test environments and events. This exciting role could lead to future opportunities within the team or wider BAE Systems Business. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.

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.

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.

We welcome applications from all suitably qualified people, who are BAE Systems employees and have been in their current role for 12 months or longer.

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: 12th October 2026