Mechanical Design Engineer

hays-gcj-v4-pd-online Portsmouth, England May 8, 2026

Type Full Time
Pay £45,000
Work Onsite

Mechanical Design Engineer focuses on design smoke control, ventilation and performance louvre systems for a variety of building types.

What the role involves

  • Design smoke control, ventilation and performance louvre systems for a variety of building types.
  • Provide technical advice to internal teams and external customers by phone and email.
  • Ensure designs align with current drawings, specifications, employer’s requirements and scope.
  • Managing technical queries via the RFI process.
  • Design ductwork systems including fan selection and pressure drop calculations.
  • Preparing proposals and undertakeputational Fluid Dynamics (CFD) analysis where required.

Skills and requirements

  • Ability to read and interpret architectural, mechanical, electrical and construction drawings.
  • Experience working within the construction industry.
  • Strongmunication skills, with the ability to explain technical solutions at all levels.
  • Ability to manage workload and meet deadlines.

Confirmed role details

  • Hays are representing a well‑established specialist engineering organisation to recruit a Design Engineer to join their growing design team.
  • As a Mechanical Design Engineer, you will be responsible for developing cost‑effective, regulationpliant engineering solutions within agreed timescales.
  • Design through tomissioning and handover.
  • 25 days annual leave plus statutory bank holidays.

Candidate fit

  • technical judgement, safe working habits, careful diagnostics, and practical problem-solving

Known job details

  • Pay: £45,000
Career guide

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