Salary: £50,000 - 65,000 per year Requirements: Systems Engineering System Design Documentation Systems Modelling (UML/SysML) Test and acceptance of integrated systems Experience across the Engineering Delivery Lifecycle Requirements Management (DOORS/Enterprise Architect etc.) Coding experience (JavaScript or MATLAB/Simulink) (desirable) Defence Industry knowledge of EW systems (desirable) Previous ex-Military experience with EW systems (operator, maintenance, support, or acquisition) (desirable) Responsibilities: Help with the design, implementation, and support of new capabilities Participate in local and worldwide trials using existing and future technology Work autonomously with access to the customer Ensure the success of deployment, verification, and validation Gather stakeholder use cases and write requirements specifications (URD and SRDs) Provide ongoing support and continuous assistance during deployment to assist with design activities Leverage Model Based Systems Engineering (UML/SysML/Archimate) skills Technologies: Architect ArchiMate Support JavaScript Matlab Security UML More: We are an expanding Electronic Warfare Operations Support Group (EWOS) located at Porton Down, Salisbury, comprised of 60 specialized electronic warfare professionals from diverse backgrounds. Our team combines engineering, science, and military experience to enhance operational potential and ensure safety for our clients. We offer competitive salaries ranging from £50,000 to £65,000, 25 days of annual leave plus a variety of benefits including private medical insurance, pension schemes, career development support, and wellbeing initiatives. Due to project security demands, we seek UK Nationals eligible for DV-level security clearance. Join us to make a difference in a rewarding environment. last updated 10 week of 2026