Job Description We are currently looking for a highly skilled Senior Mechanical Design Engineer to join our Hemel Hempstead R&D team, bringing expertise in mechanical design and experience in packaging electronic and or scientific components for harsh environments. If you're experienced with advanced manufacturing methods and thrive in a dynamic, innovative environment, this role is for you. This is a hybrid role that requires site presence a minimum of 3 days a week. Due to the sensitive nature of the projects you will be working on, we would also need to put you through SC level clearance. This means, we can not consider applicants that require sponsorship now or in the future. You will plan, design and execute the mechanical design of high quality, high demand products sold into a regulated environment. Ensuring the products are safe, functional, and commercially viable. This will require the candidate to be able to: Generate concept designs for technology development projects. Collaborate with scientists and engineers in the design, development and testing of experimental hardware. Develop technical requirement specifications. Understand and interpret technical requirement specifications. Generate concept designs to meet technical requirements specifications. Lead and support the industrial design process. Optimise design concepts to provide most cost-effective solution that will meet all specification requirements. Use SolidWorks 3D CAD to create part models. Design for excellence analysis. Specify and conduct verification and validation testing of design solutions, to ensure they meet the specification requirements. Build & test of prototypes. Environmental testing, including temperature / shock / vibration / ingress. Produce documentation to define the product design, enabling the cost-effective manufacture of the design. Create Engineering Drawings to details all parts and assemblies (Technical Data Pack). Generate Test Specifications for acceptance testing of manufactured product. Support the product design throughout its life, making continuous improvements to improve product value. Function as a team member on multi-functional project teams, across multiple projects. Active member of the Mechanical Engineering Department; developing and coaching the junior members of staff; and continually challenging and improving the departmental processes.