O'Brien Fabrications

HVAC Service Technician

Join a Team That's Heating Up the Industry!

Are you a seasoned HVAC professional ready to take your skills to the next level? Do you thrive in a fast-paced, team-oriented environment where your expertise and leadership matter? O'Brien Fabrications is looking for a highly skilled HVAC Service Technician to help grow our HVAC service and refrigeration division. If you're passionate about quality workmanship, precision, and professional growth, this is the role for you.

Founded in 1989 and proudly located in Guelph, Ontario, O'Brien Fabrications is a multi-division metal fabrication and Installation company delivering excellence in HVAC installation, welding/fabrication, and metal roofing/siding. Under new ownership, we remain committed to craftsmanship, community, and a close-knit team culture, where you're more than a number; you're part of the family.

Learn more about us at: https://www.obrienfabrications.ca/ 

We are seeking a licensed and experienced HVAC Service Technician to lead installations, service, and troubleshooting of complex HVAC systems across commercial, industrial, institutional, and residential settings. This is a hands-on role that requires advanced knowledge of control systems and the ability to work independently while mentoring others.

Responsibilities

• Install, service, and repair HVAC systems and equipment
• Diagnose and troubleshoot stand-alone control systems and VRF (Variable Refrigerant Flow) systems
• Perform system checks and preventative maintenance
• Provide mentorship and training to apprentices
• Communicate with clients and team members to ensure top-tier service
• Maintain detailed service records and follow safety protocols

Qualifications

• Minimum 7 years of experience in HVAC installation and service
• Valid 313A Refrigeration and Air Conditioning Systems Mechanic Certificate (Ontario compulsory trade license)
• G3 gas license minimum requirement
• Strong working knowledge of HVAC systems, control systems, and VRF systems
• Excellent problem-solving and diagnostic skills
• Team-oriented, dependable, and committed to high work standards
• Strong communication skills and willingness to mentor junior technicians
• Valid Ontario driver's license and clean driving record

What We Offer

• Full time position
• Competitive hourly rate starting at CA$ 43.99 per hour, plus full benefit package including pension
• Member of CLAC Local 6
• A supportive, team-oriented environment with room to grow
• The opportunity to work on unique, high-quality projects across Southern Ontario
• Work-life balance with flexibility and respect for your time

Ready to Apply?

If you meet the qualifications and want to join a company that's shaping the future of HVAC services in Ontario, submit your resume and a brief cover letter today. Let's build something great together.

O'Brien Fabrications is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, genetic information, military status, or any other protected characteristic under federal, state, or local law.