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The Senior Mechanical Design Engineer plays a crucial role within the engineering team, delivering advanced mechanical design solutions for defence-related projects. This position requires a high level of technical expertise in mechanical design, alongside a comprehensive understanding of military and defence standards. The role involves conceptualising, developing and refining mechanical components and assemblies, ensuring designs meet stringent performance, safety and quality requirements. The successful candidate collaborates closely with multi-disciplinary teams including systems engineers, manufacturing, quality assurance and project management to deliver robust and innovative mechanical designs. The role demands strong problem-solving skills, attention to detail and the ability to manage design activities throughout the full product lifecycle from concept to production support.
Job Responsibility:
Develop and produce detailed mechanical design drawings, models and specifications using computer-aided design (CAD) software
Lead design reviews and provide technical guidance to ensure compliance with relevant military and defence standards
Perform mechanical calculations and simulations to validate design performance and reliability under operational conditions
Collaborate with cross-functional teams to integrate mechanical designs with electrical, systems and software components
Manage design changes effectively, ensuring traceability and documentation of all revisions
Support prototyping, testing and validation activities, analysing results and implementing necessary design improvements
Ensure all designs comply with health and safety regulations and industry best practises
Prepare and maintain technical documentation including bills of materials, assembly instructions and user guides
Contribute to continuous improvement initiatives within the mechanical design discipline
Mentor junior engineers and support their professional development
Requirements:
Degree in Mechanical Engineering or a closely related discipline
Proven experience using 3D CAD software Siemens NX
Strong understanding of mechanical engineering principles, materials science and manufacturing processes
Familiarity with military and defence engineering requirements and standards
Demonstrable ability to produce high-quality technical documentation
Bachelor’s degree or higher in Mechanical Engineering or an equivalent engineering qualification
At least five years of experience in mechanical design engineering within the defence or related engineering sector
Experience working on complex, safety-critical systems
Proven track record of delivering mechanical designs through full product lifecycle stages
Excellent knowledge of mechanical design methodologies and best practises
Proficient in CAD modelling and engineering analysis techniques
Strong problem-solving skills with the ability to work independently and as part of a team
Effective communication skills, able to present technical information clearly to diverse audiences
Attention to detail and commitment to quality assurance
Ability to manage multiple priorities and meet demanding deadlines
Familiarity with relevant British and international engineering standards
Nice to have:
Membership of a recognised professional engineering institution such as the Institution of Mechanical Engineers
Experience with defence-specific design tools and simulation software
Security clearance or eligibility to obtain security clearance for work within the defence sector