Mechanical Commissioning Manager
Listed on 2026-09-27
-
Engineering
Systems Engineer, Mechanical Engineer
MECHANICAL COMMISSIONING MANAGER
Location:
London
- Liverpool Street / Hybrid
Salary:
Up to £110,000 basic
Bonus: 20%
Benefits:
Pension, Healthcare, Travel & Company Benefits
Travel:
International travel required - no fixed rotation
Sector:
Data Centres / Mission Critical
We are currently recruiting for a Commissioning Manager
- Mechanical Bias to join a major Data Centre Developer / Operator within its Global Technical Operations team.
This is a central, multi-site commissioning position supporting data centre projects from design and pre-construction through construction, commissioning, handover and live operations.
The role will have responsibility for commissioning strategy, technical governance, programme delivery, design assurance, contractor/vendor management, testing, acceptance and operational readiness across a growing data centre portfolio.
THE ROLE- Lead commissioning strategy, standards and governance across multiple data centre projects.
- Manage integrated commissioning programmes from design review through to handover.
- Provide technical oversight across mechanical building services and critical infrastructure.
- Lead commissioning input during pre-construction, tender and design stages.
- Review designs from a commissionability, maintainability and operational-readiness perspective.
- Manage and coordinate CxA, commissioning contractors, vendors and specialist commissioning teams.
- Lead and witness FAT, SAT and IST activities.
- Oversee L1-L5 commissioning and L6 checklists.
- Manage commissioning documentation, test scripts, test records and commissioning dossiers.
- Drive defect, snag and punch-list close-out through to client acceptance.
- Work closely with Construction, Design, Project Management, Commercial and Operations teams.
- Support live data centre commissioning and asset lifecycle works.
- Ensure operational readiness, O&M documentation and training requirements are completed.
- Drive continuous improvement, lessons learned and standardisation of commissioning processes.
- Provide technical input into resilience, availability and fault-tolerance initiatives.
We are looking for someone with:
- Significant Data Centre Commissioning experience.
- Strong Mechanical Building Services / MEP background.
- Experience across Colocation and Hyperscale Data Centres.
- Strong knowledge of commissioning processes from pre-construction through handover.
- Proven L1-L5 Commissioning / L6 experience.
- Strong FAT, SAT and IST experience.
- Experience managing CxA, contractors and vendors.
- Experience reviewing data centre designs from a commissionability perspective.
- Strong understanding of ASHRAE and relevant international design standards.
- Experience with BMS / Controls and critical mechanical systems.
- Experience with commissioning programmes, ITPs, test documentation and handover.
- Experience working within a matrix organisation.
- Strong stakeholder management and communication skills.
- Willingness to undertake international travel.
- Full driving licence
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