DAVESDUCTS is hiring an experienced Senior HVAC Technician / Crew Lead to lead junior HVAC apprentices while completing installation, retrofit and mechanical projects throughout Toronto and the GTA.
DAVESDUCTS is a full-service HVAC and mechanical contractor working across residential, commercial and industrial projects. Our work includes HVAC equipment, refrigeration, hydronics, boilers, custom ductwork and sheet metal, gas-fired equipment, heat pumps, ventilation, airflow and related mechanical systems.
The Role This is a hands‑on field leadership position. You will be expected to perform the work while organizing and developing junior technicians working with you.
Responsibilities include:
Lead and organize crews of junior HVAC apprentices
Review project scope and plan field execution
Install and modify HVAC equipment, ductwork and associated mechanical systems
Coordinate sheet‑metal, gas, refrigeration and related HVAC work
Identify field conflicts, deficiencies and required changes before they become costly rework
Maintain workmanship, safety and jobsite standards
Teach apprentices proper installation and troubleshooting practices
Communicate job progress, material requirements and field conditions with the office, customers and other contractors
Work across residential, commercial and industrial projects




Qualifications We are looking for an experienced HVAC qualified with a strong combination of:
Gas‑fitting experience
Refrigeration and air‑conditioning experience
Strong practical knowledge of HVAC installation and mechanical systems
Ability to read plans and understand project scope
Experience supervising or mentoring junior technicians/apprentices
Strong troubleshooting and problem‑solving ability
Valid Ontario driver’s licence and clean driving record
Professional workmanship and attention to detail
Relevant Ontario trade licences/certificates, including Gas Technician, 313A/313D and sheet‑metal qualifications, are significant assets.
Why DAVESDUCTS Our work goes beyond basic equipment changeouts. You’ll encounter HVAC, refrigeration, hydronics, boilers, radiant systems, heat pumps, ductwork, airflow and specialty mechanical projects.
We’re looking for someone who can take ownership of the work and help develop the next generation of DAVESDUCTS technicians.
Compensation and the overall employment arrangement will be discussed directly based on experience, licences, leadership ability and technical background.
A formal résumé isn’t required to start the conversation.

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📌 Senior HVAC Technician / Crew Lead (Ontario)
🏢 DAVESDUCTS
📍 Ontario