Senior Mechanical Design Engineer

Senior Mechanical Design Engineer

Salary: Up to £65,000 + benefits
Location: Cambridge (hybrid working available)

The Opportunity

An exciting opportunity has arisen for a Senior Mechanical Design Engineer to join a growing engineering team working on cutting-edge RF and microwave technologies. You will play a key role in developing innovative, high-frequency products from initial concept through to volume production, supporting applications across telecommunications, aerospace, defence and space sectors.

This is a senior-level position offering the chance to take ownership of complex engineering challenges, contribute to advanced product development, and influence best practice within a collaborative, multidisciplinary environment.

The Role

As a Senior Mechanical Design Engineer, you will lead the design and development of high-performance mechanical solutions for RF systems, modules and amplifiers. You will be responsible for ensuring designs meet stringent requirements for thermal performance, structural integrity, manufacturability and reliability.

Key Responsibilities

Mechanical Design & Development

Lead the design of precision mechanical components and assemblies, including enclosures, heatsinks and waveguide structures
Develop lightweight, thermally efficient and robust mechanical architectures
Produce and review detailed 3D CAD models and engineering drawings (SolidWorks)
Ensure compliance with RF, thermal, environmental and mechanical requirements (including EMI, vibration and shock)
Select appropriate materials, finishes and manufacturing processesAnalysis & Engineering Validation

Conduct or support thermal and structural analysis (FEA/CFD)
Validate designs through testing and simulation correlation
Assess performance under demanding environmental conditionsCross-Disciplinary Collaboration

Work closely with RF, electronics and systems teams to optimise product performance
Contribute to design reviews and technical decision-making
Provide mentorship and guidance to less experienced engineersManufacturing & Production Support

Drive design for manufacture, assembly and cost optimisation
Support prototype builds, testing and production readiness
Manage engineering documentation, drawings and change processes (ECO/ECN)
Liaise with suppliers and production teams to resolve technical issuesTesting & Continuous Improvement

Oversee prototype development and environmental testing activities
Capture lessons learned to enhance future product designs
Support qualification and reliability programs

About You

Essential

Degree in Mechanical Engineering (or equivalent)
Extensive experience in mechanical design within high-reliability or technically demanding industries
Strong proficiency in SolidWorks (2D & 3D CAD)
Experience designing precision assemblies for constrained environments
Solid understanding of materials, manufacturing processes and GD&T
Knowledge of EMI shielding, PCB integration and thermal management
Ability to lead technical discussions and collaborate across teamsDesirable

Experience in RF, microwave, aerospace, defence or space-related engineering
Familiarity with thermal/FEA simulation tools (e.g. SolidWorks Simulation/Flow)
Understanding of waveguides, amplifiers and high-frequency systems
Experience with high-reliability standards (MIL-STD, ECSS)
Exposure to environmental testing (vibration, thermal cycling, vacuum)

Personal Attributes

Strong problem-solving skills and attention to detail
Proactive, hands-on and self-motivated
Confident communicator across technical and non-technical teams
Ability to manage multiple projects and priorities
Collaborative mindset with a strong customer focus
Comfortable taking ownership and driving engineering decisions

Additional Information

Candidates must be eligible to obtain relevant security clearance
Opportunity to work on advanced, high-impact engineering programmes
Supportive environment with opportunities for professional growth

If you're an experienced mechanical engineer looking to work on cutting-edge technology in a high-performance engineering environment, this role offers an excellent opportunity to advance your career.

If you receive suspicious outreach claiming to be from us, please contact us via the ManpowerGroup website
Only candidates based in UK and eligible to work in UK are allowed