Our OEM Client based in Gaydon, is searching for a Lead Requirements Engineer to join their team, Inside IR35. This is a contract position until 31st March 2026. Umbrella Pay Rate: £33.64 per hour. The Vehicle Efficiency Team is responsible for vehicle efficiency across all programs with our client. EEM is part of the team and are responsible for electrical efficiency for all our client’s powertrain variants. We're seeking a passionate and naturally influential Lead Requirements Engineer to lead the creation, development and maintenance of electrical efficiency requirements. This role is less about deep technical expertise in efficiency and more about championing the customer perspective, translating their needs into robust engineering requirements, and driving cross-functional alignment. Key Responsibilities: Requirements Authoring & Ownership: Create electrical power targets into clear, actionable engineering requirements. Maintain ownership of these requirements throughout the product lifecycle, ensuring traceability and compliance. Test Case Authoring and Ownership: Creation and development of test cases to validate authored requirements. Maintain and update these test cases through product lifecycle, ensuring clear communication into validation & testing disciplines. Cross-Functional Communication: Act as the primary liaison in EEM. You will represent the team across all engineering fun...