Apply commercial refrigeration troubleshooting and HVAC/R skills as an HVAC Apprentice with Major Refrigeration Ltd. across southwestern Ontario service areas.
Major Refrigeration Ltd. is seeking a 313A Refrigeration and Air Conditioning Systems Apprentice. You will service commercial and industrial refrigeration equipment, rooftop units, racks, walk-in coolers, and freezers. The work includes maintenance, inspections, diagnostics, repairs, and customer service across multiple sites.
Key Responsibilities: Diagnose and troubleshoot refrigeration equipment and rooftop units
Service and repair commercial refrigeration systems
Perform preventative maintenance and inspections
Read HVAC/R schematics and blueprints




Complete work safely under applicable codes and standards
Requirements: 313A apprenticeship in refrigeration and air conditioning systems
Minimum two years commercial refrigeration or HVAC experience
Experience with gas heating and airflow principles
Valid driver’s license with clean abstract
Required ODP certification and overtime availability
Bring diagnostic, repair, and preventative maintenance capabilities to commercial refrigeration service with Major Refrigeration Ltd. across Ontario.

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📌 HVAC Apprentice Commercial Refrigeration (Ontario)
🏢 MAJOR REFRIGERATION
📍 Ontario