Principal Mechanical Design Engineer

2 weeks ago


Stevenage, Hertfordshire, United Kingdom AEROCONTACT Full time £70,000 - £85,000 per year

About The Role
A leading defence organisation is seeking a Principal Mechanical Design Engineer to support the development of advanced missile systems. This is a hands-on design role within a multi-disciplinary team, ideal for someone with strong CAD skills and experience in defence, aerospace, or similar industries.

Key Responsibilities

  • Lead mechanical design and proving activities for assemblies and components
  • Resolve manufacturing issues and support testing and trials
  • Collaborate with suppliers and internal teams on technical queries
  • Participate in design reviews and project planning

Essential Skills

  • Proficient in Creo 3D CAD
  • Strong knowledge of:

  • Manufacturing processes & tolerance studies

  • Structural design & material selection
  • FMEA, DfM/A, and environmental sealing
  • Defence standards & product lifecycle management

  • Excellent communication and teamwork skills

Preferred Background

  • Defence or aerospace industry experience preferred
  • Automotive or similar sectors considered with relevant skillset

Apply now to be part of a cutting-edge engineering team shaping the future of defence technology.

Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as an Employment Business in relation to this vacancy.



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