Contract until the end of 2025 (initially) Up to £55.56 per hour umbrella (Inside IR35) Hybrid working (circa 1 day per week on site with a need to be flexible where required) Job Role: The successful candidate will be responsible for all aspects of Mechanical Detail design within assigned Electro-Optic and/or RF Products. The role will involve working with multi-discipline project teams and our Customers across the UK. What you'll do as a Senior Mechanical Engineer: Compliance of Mechanical Engineering solutions through the entire Engineering Lifecycle, ensuring that the solutions consider all requirements including product quality, safety, reliability, etc. Supporting senior Peers in the delivery of mechanical solutions and techniques that enable the team to advance the next generation of EO and/or RF Products. Mechanical Engineering detailed design; including numerical calculations, tolerance studies, etc. Producing Manufacturing Data Packs in line with BS8888, including appropriate use of GD&T. Support to successful resolution of technical investigations. Contributing to reviews of mechanical designs in accordance with business and industry standards. Hands on involvement in practical implementation of development builds and Design of Experiments. Providing support during the introduction of new product into the Development/Production lifecycle phase. Actively contribute to Work Package delivery elements to achieve desired Quality, Schedule and Cost. Key Attributes: Essential: An understanding of design for ‘harsh environments' including Shock, Vibration, EMC, salt fog, etc. Bill of Materials (BOM) Management Detail and assembly drawing generation, in accordance with BS8888. Experienced in the integration of Printed Circuit Boards within a mechanical structure, with proven knowledge of electrical screening, grounding, etc. Experienced in various aspects of DfX, including Manufacturing, Assembly, Test, Integration and Sustainability. Mechanical engineering for Electronic Optic Products Numerical calculations, tolerance studies, etc. Perform ‘hands on' mechanical design and development using 3D CAD software (PTC Creo). Thermal management techniques of power dense Electronic Products. Desirable: Knowledge of Cable Harness design, including Connector selection, screening, strain relief methods, etc. Mechanical engineering for Electronic Products (including RF). Structural design and an ability to carry out ‘first pass' analyses and work in conjunction with full-time Structural Analysts.