Apply HVAC installation, diagnostics, and refrigeration expertise as a technician with Mafna Air Technologies in Cambridge, Ontario. Service industrial and commercial systems.
This full time, permanent HVAC Refrigeration Technician role supports custom-built air handling units. Mafna serves clients across Canada, the United States, and overseas. You will install, assemble, service, troubleshoot, and maintain HVAC and refrigeration equipment while coordinating with engineering and production teams.
Key Responsibilities: Install and assemble industrial and commercial HVAC systems
Service refrigeration equipment used in air handling units
Diagnose mechanical and electrical system issues
Perform preventative maintenance and handle refrigerants safely




Coordinate integration testing and maintain service records
Requirements: Minimum five years’ HVAC or refrigeration installation experience
HVAC Certification or 313A Trade License asset
Understanding of refrigeration cycles, components, and troubleshooting
Ability to read engineering drawings, schematics, and wiring diagrams
Valid driver’s license and job-site travel availability
Bring refrigeration knowledge, electrical awareness, and service capability to Mafna’s Cambridge HVAC equipment operations and customer-focused technical work.

#J-18808-Ljbffr

📌 HVAC Refrigeration Service Technician (Ontario)
🏢 Mafna Air Technologies
📍 Ontario