Mechanical Design Engineer

Whiteoak Associates • london, england • Posted June 20, 2026

Position Overview

Overview

Mechanical Design Engineer – Rail, Highways & Airport Infrastructure — Up to £90K + Car Allowance . The company deliver major infrastructure projects across Rail, Highways, Airports, and Power Stations, and they're looking for a Mechanical Design Engineer to work on a range of projects from design through to installation, testing, and commissioning.

What you’ll be doing

  • Lead mechanical design reviews to ensure buildability, safety, and compliance
  • Produce and check mechanical designs for tunnel ventilation, HVAC, and pumped systems
  • Coordinate with construction teams to resolve technical challenges
  • Ensure all systems meet HSE, quality, programme, and regulatory standards
  • Support commissioning and testing activities
  • Work in a hybrid mix of site-based and design office environments

What you’ll bring

  • Qualified Mechanical Engineer
  • Mechanical Servi...