Commissioning Manager

Coalesce Management Consulting; California; On-site; USD 120,000 - 180,000; Full time

Job summary

Coalesce Management Consulting (CMC) is expanding its network of Commissioning Managers to support large-scale data center programs nationwide. You will lead owner-side commissioning from planning through testing, acceptance and handover, embedded within client delivery teams.

Ideal candidates have proven data center commissioning experience, strong owner-side leadership and a mechanical or electrical background to manage complex MEP interfaces across multi-building campuses.

Qualifications

• Essential data center commissioning experience through functional testing, IST and turnover.
• Strong owner-side experience with end-user, hyperscaler, or developer representation.
• Experience coordinating multiple contractors and disciplines as a commissioning lead.
• Solid mechanical or electrical background to manage MEP interfaces.
• Knowledge of MV/LV distribution, generators, UPS, switchgear, and cooling systems.

Responsibilities

• Represent the owner during commissioning planning, execution and turnover.
• Oversee commissioning agents, GCs, trades and equipment vendors.
• Manage schedules, readiness reviews and interfaces with construction.
• Review commissioning plans, test scripts, procedures and acceptance criteria.
• Coordinate functional performance testing and IST.
• Drive issue resolution, retesting and closeout.
• Provide clear reporting on progress, risks and readiness.
• Assist documentation and handover to operations.

Skills

Data center commissioning

Owner-side experience

Commissioning Manager

Mechanical background

Electrical background

IST testing coordination

Job description

Commissioning Manager - Data Centers / Owner's Representative

Location: United States - key opportunities in Texas, Georgia, Nevada, Utah and Washington

Engagement: Contract / consulting assignments

Rate: Flexible depending on experience, location and assignment scope

Lead commissioning delivery for major data center end users and developers.

Coalesce Management Consulting (CMC) is expanding its network of experienced Commissioning Managers to support large-scale data center construction and campus developments across the United States.

Through our Teams on Demand service, we embed experienced consultants and coordinated delivery teams directly into client programs, strengthening owner-side leadership from commissioning planning through testing, acceptance and operational handover.

Current opportunities

Our key areas include Texas, Georgia, Nevada, Utah and Washington, with opportunities to work within end-user and developer teams overseeing mechanical, electrical and integrated commissioning delivery.

What you'll do

• Represent the owner throughout commissioning planning, execution and turnover.
• Oversee commissioning agents, general contractors, trade partners and equipment vendors.
• Manage commissioning schedules, readiness reviews and interfaces with construction.
• Review commissioning plans, test scripts, procedures and acceptance criteria.
• Coordinate functional performance testing and integrated systems testing (IST).
• Drive issue resolution, corrective actions, retesting and closeout.
• Provide clear reporting on progress, technical risks and operational readiness.
• Support documentation, systems acceptance and handover to operations.

What you'll need

• Proven data center commissioning experience is essential, including delivery through functional testing, IST and turnover.
• Strong owner-side experience, working directly for or representing a data center end user, hyperscaler or developer.
• Experience as a Commissioning Manager, Commissioning Lead or equivalent, with responsibility for coordinating multiple contractors and disciplines.
• A strong mechanical or electrical background, with sufficient understanding of wider MEP systems to manage interfaces and dependencies.
• Practical knowledge of criticaldatacenter infrastructure, such as:
  • Electrical: MV/LV distribution, generators, UPS, switchgear and associated controls.
  • Mechanical: Chilled-water systems, cooling plant, pumps, air-handling equipment and associated controls.
  • Controls: BMS/EPMS integration, alarms, sequences of operation and system response.
• Experience reviewing test procedures, witnessing testing and assessing results against design requirements and acceptance criteria.
• The ability to identify commissioning blockers, challenge incomplete installations and drive technical issues to resolution.
• Confidence coordinating construction, commissioning and operations teams while protecting the owner's delivery priorities.

Additional experience valued

• Hyperscale or multi-building campus delivery.
• Liquid cooling, direct-to-chip cooling or high-density compute environments.
• Phased handovers and commissioning alongside live operations.
• Leadership of commissioning teams across multiple buildings or projects.

Why CMC?

Our consultants become part of the client's delivery team, backed by a managed professional service. CMC supports mobilisation, onboarding, consultant welfare, performance management and ongoing delivery oversight throughout the engagement.

We welcome consultants nationwide who are open to travel or relocation. Location, duration, working arrangements and rates will be discussed against each assignment.

Desired Skills and Experience

• Proven data center commissioning experience is essential, including delivery through functional testing, IST and turnover.
• Strong owner-side experience, working directly for or representing a data center end user, hyperscaler or developer.
• Experience as a Commissioning Manager, Commissioning Lead or equivalent, with responsibility for coordinating multiple contractors and disciplines.
• A strong mechanical or electrical background, with sufficient understanding of wider MEP systems to manage interfaces and dependencies.
• Practical knowledge of critical data center infrastructure, such as:
  • Electrical: MV/LV distribution, generators, UPS, switchgear and associated controls.
  • Mechanical: Chilled-water systems, cooling plant, pumps, air-handling equipment and associated controls.
  • Controls: BMS/EPMS integration, alarms, sequences of operation and system response.
• Experience reviewing test procedures, witnessing testing and assessing results against design requirements and acceptance criteria.