Senior Mechanical Design Engineer

ASSYSTEM • Derby, England, United Kingdom • Posted June 01, 2026

Location Derby, England
Job Type full-time
Category Engineers
Posted June 01, 2026
Job Description

The Role:  

Reporting to the Turbine Island Lead, the Senior Mechanical Design Engineer will be responsible for developing fluid systems. The Senior Mechanical Design Engineer shall work closely with multi-disciplined teams and the supply chain to help deliver the system design.  

Key Responsibilities: 

  • Develop 2D CAD drawings, including process flow diagrams (PFD) and process and instrumentation diagrams (P&ID).
  • Prepare 3D CAD/BIM models, plant layouts, piping design, isometrics, MTO, general arrangement drawings, detail drawings and sketches.
  • Perform layout optimisation engineering across design phases.
  • Participate to 3D model reviews, layout reviews, design reviews and technical meetings.
  • Ensure compliance with required design safety factors, tolerances, specifications, standards, codes, legislation and requirements.
  • Collaborate with multi-disciplinary engineering teams to e...

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