HVAC TECHNICIAN

City of Toronto; Toronto; On-site; CAD 90,000 - 100,000; Full time

Job summary

City of Toronto is hiring a Refrigeration and Air Conditioning Mechanic for permanent, full-time work at 1050 Ellesmere Road. The role focuses on maintenance, testing, and repair of heating, ventilation, refrigeration and air conditioning systems across facilities.

You will interpret diagrams, select refrigerants and lubricants, and supervise related tasks while ensuring safety standards and codes are met.

Qualifications

• Thorough knowledge of heating, ventilation, refrigeration and air conditioning.
• Experience with control and automation of multiple HVAC systems.
• Ability to read electrical, mechanical and instrumentation drawings.
• Proven experience in purging, charging, leak testing and start-up/shut-down.

Responsibilities

• Performs skilled maintenance and inspection of HVAC, refrigeration and related systems.
• Interprets diagrams and reviews designs for new installations.
• Selects refrigerants, lubricants and oils for HVAC equipment and performs tests.
• Overhauls pumps, compressors, fans and heat exchangers; starts and stops systems safely.
• Procures materials and coordinates with suppliers for projects.
• Provides training and direction to staff, and documents activities.

Skills

HVAC systems

Electrical & controls

Welding & brazing

Reading drawings

Safety compliance

Education

Certificate of Qualification: Refrigeration & Air Conditioning Mechanic (Ontario)

Job description

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Job ID:64532
Job Category:Trades
Division & Section:Corporate Real Estate Management, FM Client Buildings
Work Location:1050 Ellesmere Road
Job Type & Duration:Permanent, Full-time
Hourly Rate: $45.62
Hours & Shift Information:Monday - Friday, 8:00 am to 4:30 pm, 40 hours per week
Affiliation: L416 Outside
Number of Positions Open:4
Posting Period: 31-Jul-2026 to 17-Aug-2026

Major Responsibilities:

• Performs skilled and semi-skilled maintenance and inspection tasks in the installation, maintenance, upgrade, testing and repair of heating (including gas flare), ventilation, pool mechanical systems, refrigerating and air conditioning systems, and all related equipment.
• Prepares layouts, and reviews diagrams and project designs to interpret them into new installations.
• Ensures systems perform as designed, and selects the various types of refrigerants, oils and lubricants suitable for usage in refrigeration and air conditioning systems. Cleans systems and performs related tests as required.
• Performs inspections, testing and maintenance work, and overhauls pumps, compressors, fans, heat exchangers and all related equipment; start-up and shut-down of refrigeration and air conditioning systems to ensure all safety controls are operating and in good condition.
• Purchases material and equipment for installation projects, and deals directly with suppliers and manufacturers in the ordering and purchasing of parts.
• Engages in ongoing learning to keep up to date with health and safety, gas codes, TSSA and changes to the heating and air conditioning industry.
• Provides work direction and training to other staff. Communicates related activities verbally and in writing, including the preparation of reports, details of work, data logging, documentation, etc.
• Uses electric arc and oxy-acetylene welding and cutting equipment, including brazing and soldering.
• Performs a variety of skilled work not requiring the service of other licensed trades.
• Utilizes a variety of tools/equipment, and is responsible for their maintenance.
• Travels to various work locations.
• Works at heights as required.
• Performs other related work as assigned.

Key Qualifications:

Your application must describe your qualifications as they relate to:

• Possession of and ability to maintain a valid Certificate of Qualification as a Refrigeration and Air Conditioning Mechanic in accordance with the regulations enforced in the Province of Ontario (Regulation 1076).
• Possession of a G1 Gas Fitter certification.
• Possession of Ozone Depletion Prevention Card.
• Extensive experience in purging and charging of refrigeration systems with refrigerants, performing leak detection tests, and starting-up and shutting-down of refrigerating and air conditioning systems.
• Experience in the use, calibration and testing of instruments, gauges and electro-mechanical and pneumatic controls used in HVAC systems.
• Experience in electric arc and oxy-acetylene cutting and welding, brazing and soldering.
• Experience with materials, components and joining methods suitable for the installation and repair of piping used in refrigeration systems.
• Experience in workshop and plumbing practices as well as the operation of machine tools and instruments used in electromechanical work.
• Experience in the selection of refrigerants, oils and lubricants, suitable for usage with refrigeration and air conditioning systems.
• Thorough knowledge and experience in the maintenance of machinery and equipment, such as air compressors, pumps, fans, heat exchangers, valves and gauges. This includes preventive and predictive maintenance methods used to achieve reliable and economical operation of the facility.
• Possession of and ability to maintain a valid Province of Ontario, Class "G" Driver's License, and qualification for the City's equipment operating permits and requirements.

You must also have:

• Thorough knowledge of the principles of heating, ventilation, refrigeration and air conditioning, and extensive experience in control and automation of multiple HVAC systems.
• Knowledge of electricity in its single and 3-phase form, as applied to motors, solenoid valves, etc.
• Experience in connecting and disconnecting electric power lines to equipment after following safety lock-out procedures.
• Ability to read and interpret electrical, mechanical and instrumentation drawings, and the ability to produce sketches and working drawings. Extensive experience in setting up and aligning equipment according to specifications and drawings.

Equity, Diversity and Inclusion

The City is an equal opportunity employer, dedicated to creating a workplace culture of inclusiveness that reflects the diverse residents that we serve. Learn more about the City's commitment to employment equity .