Site Commissioning Engineer - UK & Europe

Site Commissioning Engineer - UK & Europe
The Site Commissioning Engineer manages and executes commissioning activities for data centre projects, ensuring that mission-critical systems are installed, tested, integrated, and handed over safely and efficiently with a satisfied customer.
About this role
Role Function
Key Responsibilities
Commissioning Planning
Develop commissioning plans, procedures, and schedules which align with clients commissioning schedules
Review design documents, specifications, and construction drawings.
Coordinate commissioning activities with contractors, consultants, and clients.
Support risk assessments and method statements.
System Testing and Validation
Carry out, witness and verify factory acceptance tests (FATs) and site acceptance tests (SATs).
Perform pre-functional and functional testing of:
Electrical systems (switchgear, transformers, UPS systems, generators, PDUs).
Mechanical systems (chillers, CRAH/CRAC units, cooling towers, pumps).
Building Management Systems (BMS).
Electrical Power Monitoring Systems (EPMS).
Fire detection and suppression systems.
Execute integrated systems testing (IST).
Quality Assurance
Ensure systems comply with:
Project specifications.
Client requirements.
Industry standards and regulations.
Identify defects and manage resolution through commissioning trackers.
Coordination and Reporting
Coordinate with:
Construction teams.
Equipment vendors.
Design consultants.
Operations teams.
Prepare commissioning reports and test documentation.
Track progress against commissioning schedules.
Handover and Closeout
Verify completion of all commissioning activities.
Compile operation and maintenance (O&M) documentation.
Support client training and final handover.
Ensure all systems are ready for live operation
What you will need
Required criteria
- Do you have a background in MEP, construction, facilities, or commissioning?
- Do you have experience on mission-critical facilities, industrial plants, or data centres?
- Have you Managed commissioning programmes on large-scale data centre projects?
- Do you hold a degree or Higher National Diploma (HND) in electrical, mechanical, building services, energy engineering or time served?
Desired criteria
- Do you hold any of the following certificates? CIBSE Commissioning qualifications. ASHRAE commissioning-related training. Uptime Institute Accredited Tier Specialist (ATS). Health & Safety certifications (CSCS, SMSTS), 18th Edition Wiring Regulations (2382), Testing & Inspection City & Guilds 2391-52





