Commissioning Manager

Job Summary

The Commissioning Manager is responsible for planning, executing, and documenting all electrical commissioning activities on a mission-critical data center project. This leadership role oversees a commissioning team that includes a Commissioning Coordinator, Energy Marshals, and LOTO Coordinators, ensuring all systems are safely energized, tested, and delivered to meet client specifications, industry standards, and critical facility requirements.

Duties/Responsibilities

• Lead all aspects of low and medium-voltage electrical commissioning, including switchgear, UPS systems, generators, Building Management System integration, and power distribution
• Ensure systems are installed and functioning in accordance with project drawings, specifications, and approved commissioning scripts
• Coordinate phased energization, acceptance testing, integrated systems testing (IST), and turnover with GC, owner, and commissioning authority
• Manage and mentor the commissioning team direct reports, including - Commissioning Coordinator: Scheduling, documentation, checklist tracking. Energy Marshal: Energy control, safe energization, live-dead-live (LDL) validation and development of Method of Procedures (MOP). LOTO Coordinators: Safe lockout/tagout of energized systems and device traceability.
• Delegate tasks clearly, hold team members accountable, and ensure compliance with safety and quality standards.
• Oversee Lockout/Tagout program execution for all commissioning-related work.
• Ensure compliance with NFPA 70E, and company-specific energy control procedures.
• Review and authorize LOTO plans, control zone drawings, and tag placement prior to system work.
• Confirm LDL testing is performed before system re-energization and recorded accurately.
• Interface with general contractor, owner’s commissioning agent, and other trade partners to align commissioning activities with overall construction milestones.
• Participate in daily coordination meetings and commissioning readiness reviews.
• Provide detailed daily and weekly progress updates to project stakeholders.
• Review and validate all commissioning documentation including - Pre-functional checklists, Functional performance tests, Issue logs and deficiency reports, LDL and LOTO records, Method of Procedures (MOPs)
• Ensure all test results and safety documentation are compiled for client turnover and internal QA/QC.

Qualifications

• 7–12+ years commissioning, startup, electrical testing, or turnover experience
• Strong knowledge of energization sequencing, deficiencies, turnover documentation, and system readiness
• Industrial electrical or mission critical experience preferred
• Must work across construction, quality, and client operations
• Strong knowledge of NFPA 70E, and energy control procedures

Benefits

MMR offers a competitive benefits package including health, dental, vision, 401(k) and numerous other voluntary benefits.