Mechanical Design Engineer

Company: Octagon Group
Apply for the Mechanical Design Engineer
Location: Waterbeach
Job Description:

Thermoteknix is establishing a new Production Engineering team within R&D to transition products from development into robust, scalable manufacturing.

The Mechanical Engineer will play a role in ensuring mechanical aspects of new and existing products are optimised for manufacture, test, assembly, and long-term production support. This role covers production process development, fixture and jig design, documentation, and continuous improvement of manufacturing capability.

Key ResponsibilitiesNew Product Introduction & Transfer to Manufacturing

  • Support the structured transfer of products from R&D into engineering and manufacturing.
  • Ensure mechanical designs are suitable for production throughDFM/DFAreviews.
  • Lead mechanical workstreams within NPI projects, ensuring readiness for build and scale.
  • Collaborate with design engineers to finalise manufacturable mechanical solutions.

Production Engineering Development

  • Design and develop mechanicalassembly fixtures, test jigs, tooling, and support equipment.
  • Define and document mechanical build procedures, assembly instructions, and production workflows.
  • Establish repeatable and controlled manufacturing processes for mechanical sub-assemblies.

Continuous Improvement & Manufacturing Optimisation

  • Drive improvements in manufacturing efficiency, quality, and repeatability for products already in production.
  • Identify opportunities to streamline mechanical assembly processes and reduce build time.
  • Support cost-reduction initiatives through design refinement and improved production methods.
  • Implement engineering change solutions to enhance manufacturability and reliability.

Posted: March 20th, 2026