Commissioning Engineer - Critical Cooling

We’re recruiting a Commissioning Engineer to join a specialist OEM team delivering large-scale data centre and critical cooling projects across the UK, with occasional European project support.

This is a commissioning-led role, not service. You’ll take ownership of complex cooling systems from first power-up through to final sign-off on high-value, mission-critical sites.

What You’ll Be Doing

You’ll lead the commissioning of full data centre cooling infrastructure, including chillers, AHUs, CRAC/CRAH units and fan wall systems. The role covers functional testing, optimisation, controls integration, documentation and client handovers.

Work is predominantly UK-based (London and South East heavy), with planned project travel rather than reactive call-outs. You’ll work closely with advanced controls platforms including BACnet and Modbus, supporting integration with site BMS systems.

This is a mobile, autonomous position where eng...