Jobs in Mendlesham Green

Senior Mechanical Commissioning Manager

Data Centre Sector - Ireland

€120,000 - €140,000 Yearly Salary
Lucrative Yearly Bonus
Car Allowance
Per Diem/Travel Allowance
Private Healthcare
Pension
Global Position

The Opportunity

Clear are currently supporting a leading global organisation within the mission-critical data centre sector in the search for a Senior Mechanical Commissioning Manager to join their global function.

This is a senior-level appointment responsible for driving mechanical commissioning excellence across complex, large-scale infrastructure projects on a global basis.

Key Responsibilities

Lead and support global mechanical commissioning activities across multiple live projects
Develop and implement standardised mechanical commissioning strategies from planning through to handover (L0-L6)
Act as subject matter expert across mechanical systems within mission-critical environments
Ensure alignment of mechanical design intent with operational performance requirements
Oversee commissioning of critical mechanical plant and equipment including HVAC, cooling, chilled water, pumps, CRAH/CRAC units and associated systems
Drive commissioning planning, scheduling, sequencing, and tag management
Lead technical validation workshops and system completion planning sessions
Ensure strict adherence to safety systems including PTW, SSOW, and LOTO
Manage OFCI / CFCI vendor and contractor interfaces across complex delivery environments
Develop and review commissioning documentation, test scripts, method statements, and procedures
Oversee equipment start-up, pre-functional checks, functional testing, performance testing, and integrated systems testing
Manage punch lists, defect resolution, and structured close-out processes
Support QA/QC teams to ensure quality-led commissioning delivery and minimal rework
Drive data-led decision making using completion and commissioning tracking systems
Identify and mitigate risks across mechanical commissioning execution and system handover
Provide leadership to commissioning teams and underperforming stakeholders where required

Desired Experience

Degree in Mechanical Engineering or similar preferred
10+ years' experience in mechanical commissioning and/or engineering within complex infrastructure environments
Strong background in data centres or mission-critical facilities highly desirable
Strong understanding of HVAC, cooling, chilled water and critical mechanical systems
Experience across industrial sectors such as oil & gas, power, pharma, or large-scale infrastructure advantageous
Proven experience leading commissioning teams in a matrix or multi-stakeholder environment
Strong understanding of project delivery from planning through commissioning and handover
Project management experience or certification (or equivalent practical experience)

For more information, please reach out to -

INDGLO