Commissioning Engineer, MEP & Electrical Systems

Ontario Transit Group • Toronto, Ontario, Canada • Posted June 04, 2026

Location Toronto, Ontario
Job Type full-time
Category Engineers
Posted June 04, 2026
Job Description

The Commissioning Engineer is responsible for leading the planning, coordination, and execution of commissioning activities for mechanical and electrical systems, ensuring all systems are installed, tested, and operating in full compliance with project specifications, applicable codes, and client requirements. This role requires close collaboration with specialized subcontractors and project teams, along with oversight of commissioning procedures, documentation, and system performance.

The Commissioning Engineer is accountable for a range of systems, including boilers for snow melting, diesel generator sets, air handling units (AHUs), heat pumps, domestic water and sanitary pumping systems, electrical switchgear (medium and low voltage), power transformers, and low-voltage electrical distribution systems, ensuring all are delivered safely, efficiently, and to the highest standards of quality and performance.

Key Responsibilities:...

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