Job Details

Lead Subject Matter Expert Commissioning (Medium Voltage)

The Lead Subject Matter Expert (LSME) Commissioning (Medium Voltage) is a senior technical authority responsible for planning, executing, and validating commissioning activities for medium-voltage electrical systems within mission-critical facilities. This role requires extensive hands-on commissioning experience in data centers and/or semiconductor manufacturing facilities, with a strong emphasis on safety, quality, integrity, and ethical conduct. The LSME serves as a trusted technical leader on site, ensuring systems are delivered safely, compliantly, and fully operational to client and regulatory expectations.

Key Responsibilities

• Serve as the technical authority for medium-voltage commissioning activities (typically 5kV35kV systems).
• Lead commissioning of:
• Medium-voltage switchgear and substations
• Utility interconnections and service entrances
• Transformers, protective relays, and grounding systems
• MV distribution feeding UPS, PDUs, and critical loads
• Develop, review, and execute commissioning plans, procedures, scripts, and test protocols.
• Coordinate commissioning activities with owners, engineers, contractors, utilities, and AHJs.
• Validate system readiness through inspections, functional testing, and integrated systems testing.
• Identify deficiencies, track issues, and verify corrective actions through closeout.
• Ensure compliance with project specifications, applicable codes and standards (NFPA, NEC, IEEE, NETA, OSHA), owner and client commissioning requirements.
• Provide on-site technical leadership and mentorship to commissioning staff and field teams.
• Support start-up, energization, and turnover activities while maintaining strict safety controls.
• Maintain detailed documentation, reports, and final commissioning records.