Refrigeration Technician

Join Our Team as a Refrigeration Technician!

About Us

Air Wise Sales Inc. is a leading manufacturer of custom air handling units serving commercial, industrial, and institutional customers across North America. Our commitment to quality, innovation, and customized solutions allows us to tackle complex HVAC challenges while delivering exceptional products to our customers.

What You'll Do

As an experienced Refrigeration Technician, you'll play an important role in the assembly, installation, testing, and troubleshooting of refrigeration and HVAC systems within our custom air handling units.

Working closely with our Production, Engineering, and Quality teams, you'll use your technical expertise to ensure refrigeration and gas heating systems are installed correctly, operate efficiently, and meet applicable safety and quality standards.

We're looking for someone who is confident working independently, takes pride in their workmanship, and enjoys solving technical challenges in a hands-on manufacturing environment.

Why You'll Love This Role

• Technical Variety & Challenge: Work on custom-built HVAC equipment, where every project brings different specifications, configurations, and technical challenges.
• Autonomy & Impact: Apply your experience and technical judgment to troubleshoot problems, improve processes, and directly influence product quality.
• Collaborative Environment: Work alongside skilled tradespeople, engineers, and production teams to build specialized equipment for customers across North America.
• Professional Growth: Continue developing your expertise while contributing to improvements in our manufacturing and testing processes.

What We're Looking For

• An experienced refrigeration professional with strong technical knowledge and practical troubleshooting abilities.
• A safety-conscious individual who takes pride in delivering high-quality workmanship.
• Someone who can confidently interpret technical drawings, schematics, and equipment specifications.
• A proactive problem-solver who can identify issues, recommend solutions, and work with minimal supervision.
• A dependable team player who communicates effectively and supports a collaborative working environment.

Responsibilities and Duties Include:

• Install, assemble, test, troubleshoot, and commission refrigeration systems and associated components within custom air handling units.
• Read and interpret mechanical drawings, refrigeration schematics, piping diagrams, electrical drawings, and equipment specifications.
• Install and connect refrigeration components, including compressors, condensers, evaporators, expansion valves, filter-driers, pressure switches, solenoid valves, and associated controls.
• Fabricate, assemble, and install refrigerant piping using approved cutting, bending, fitting, and brazing techniques.
• Perform high-quality brazing of copper refrigerant piping using appropriate materials, equipment, and nitrogen purging practices.
• Conduct nitrogen pressure testing, leak detection, system evacuation, and dehydration in accordance with applicable standards and manufacturer specifications.
• Charge refrigeration systems with appropriate refrigerants, verify operating pressures and temperatures, and confirm proper system performance.
• Diagnose and troubleshoot refrigeration system issues, including refrigerant leaks, compressor faults, airflow concerns, control malfunctions, and performance deficiencies.
• Test and adjust refrigeration controls, thermostats, pressure controls, and other operating and safety devices.
• Install, inspect, test, and troubleshoot gas-fired heating equipment, burners, valves, regulators, and associated controls, where appropriately certified and authorized.
• Perform gas pressure testing, combustion analysis, and equipment adjustments in accordance with applicable codes and manufacturer requirements, where qualified.
• Work with Engineering and Production teams to identify design concerns, resolve technical issues, and recommend improvements to equipment assembly and performance.
• Support equipment start-up, functional testing, and quality inspections to ensure completed units meet customer specifications and internal quality standards.
• Maintain accurate records of testing, inspections, refrigerant handling, and equipment performance as required.
• Ensure all work complies with applicable refrigeration, gas, electrical, environmental, and occupational health and safety requirements.
• Maintain tools, equipment, and work areas in a safe, clean, and organized condition.
• Provide technical guidance and support to less experienced team members when required.
• Other duties as assigned.

Qualifications & Education

• Secondary school diploma or equivalent.
• Minimum 3–5 years of hands-on experience in commercial or industrial refrigeration, HVAC installation, servicing, commissioning, or related work.
• Ontario 313A Refrigeration and Air Conditioning Systems Mechanic certification strongly preferred, or equivalent relevant trade experience and qualifications.
• Valid G1 or G2 Gas Technician certification strongly preferred.
• Valid ODP (Ozone Depletion Prevention) certification required for duties involving regulated refrigerant handling.
• Strong working knowledge of refrigeration cycles, refrigerant piping, compressors, expansion devices, controls, and system operation.
• Demonstrated experience with refrigeration system installation, pressure testing, evacuation, charging, commissioning, and troubleshooting.
• Experience with gas-fired heating equipment, burners, gas trains, and combustion systems considered a strong asset.
• Proven ability to read and interpret mechanical drawings, piping diagrams, electrical schematics, and technical specifications.
• Experience working with commercial HVAC equipment, custom air handling units, rooftop units, or industrial refrigeration systems preferred.
• Strong mechanical aptitude with experience using refrigeration gauges, vacuum pumps, leak detectors, multimeters, and other diagnostic equipment.
• Knowledge of applicable Ontario gas regulations, refrigeration standards, and safe refrigerant handling practices.
• Excellent troubleshooting, analytical, and problem-solving skills.
• Ability to work independently while collaborating effectively with Production, Engineering, and Quality teams.
• Strong attention to detail, organizational skills, and commitment to quality workmanship.
• Ability to stand for extended periods, work in a manufacturing environment, and safely lift or move equipment and materials as required.
• Comfortable working with pressurized systems, refrigerants, open-flame equipment, and electrical components while following established safety procedures.

Join Us!

If you're an experienced Refrigeration Technician looking for an opportunity to apply your technical skills to challenging, custom-built HVAC equipment, we'd love to hear from you!

Join Air Wise and become part of a team that values quality, innovation, safety, and the expertise of the people who build our products.

We thank all applicants for their interest; however, due to the high volume of applications, only those selected for an interview will be contacted.

Our Commitment to Indigenous Inclusion & Self-Identification

Our organization is actively working to build a workplace that reflects the diverse communities we serve, and we are committed to advancing economic reconciliation. We strongly encourage applications from First Nations, Inuit, and Métis peoples.

If you wish to do so, we invite you to self-identify as Indigenous in your application.

Why we ask: Self-identification helps us actively prioritize Indigenous candidates, recognize the value of lived experiences, and ensure our hiring process remains equitable.

Your privacy matters: Choosing to self-identify is completely voluntary. The information you share will be kept confidential, stored securely, and used strictly by our recruitment team to support our inclusive hiring goals.

Please Note:

We value transparency in our hiring practices. AI-based tools are not used to screen, assess, or select applicants during this recruitment process.

This posting is for two present vacancies within our organization.