Principal Mechanical Design Engineer

Sapien is recruiting a Principal Mechanical Design Engineer for an engineering company based in Surrey. This client develop-advanced electric vehicle technology. Their products are helping improve vehicle performance and supporting the move towards more sustainable transport.

Key Responsibilities

• Lead the design and development of mechanical and electromechanical products from concept through to production.
• Take technical ownership of key projects and major work packages.
• Lead design reviews and resolve complex engineering challenges.
• Identify technical risks and develop practical engineering solutions.
• Work closely with Electronics, Software, Manufacturing, Quality, and Supply Chain teams.
• Liaise with suppliers and customers to deliver manufacturable, cost-effective designs.
• Support DFMEA, validation, design changes, and production launch activities.
• Ensure designs meet relevant engineering standards and internal processes.
• Mentor and support junior engineers.

Required Experience

• Degree in Mechanical Engineering or a related discipline.
• Experience within high volume automotive manufacturing.
• Experience taking products through the full product lifecycle, from concept to production.
• Strong background in mechanical or electromechanical product design.
• Experience using FEA to support design decisions.
• Strong CAD skills, including engineering drawings and GD&T.
• Research & Development (R&D) experience.
• Experience with electric vehicles, hybrid vehicles, or high-performance electromechanical products.
• Background in automotive, motorsport, aerospace, defence, or another safety-critical industry.

What''s on Offer

• Competitive salary
• 25 days'' holiday, increasing to 28 days with service
• Hybrid working (one day a week from home)
• Relocation support
• Company pension
• Life assurance
• Private medical insurance
• Free EV charging on site
• Weekly team lunch
• Training and career development