Senior HVAC Technician: Lead Tech, Optimize Systems

Dexterra; United States; On-site; USD 70,000 - 110,000; Full time

Job summary

Dexterra Group is seeking a Senior HVAC Technician to maintain and optimize large-scale HVAC/R systems across client sites. You will diagnose complex issues, mentor junior technicians, and ensure all work complies with safety and contractual requirements.

Responsibilities include commissioning, preventive maintenance, and coordinating with operations teams while building strong client relationships to maximize system reliability and energy efficiency.

Qualifications

• Licensed Refrigeration and Air Conditioning Mechanic (313A) is required.
• Gas Technician 2 (G2) licence required.
• ODP Certification and driver's license preferred.
• G1 considered an asset.

Responsibilities

• Install, inspect, maintain, troubleshoot, diagnose, and repair HVAC equipment.
• Perform preventative maintenance per manufacturer recommendations and schedules.
• Complete system commissioning and functional testing.
• Mentor and coach junior HVAC technicians and apprentices.
• Maintain accurate CMMS work orders and service records.
• Ensure safety, compliance, and quality across all sites.

Skills

HVAC experience

HVAC controls

CMMS experience

Mentoring

Education

313A Refrigeration & A/C Mechanic

Gas Technician 2 (G2) licence

ODP Certification

G1 asset

Class G Driver Licence

Tools

CMMS software

Job description

Dexterra Group is seeking a Senior HVAC Technician to maintain and optimize large-scale HVAC/R systems across client sites. You will diagnose complex issues, mentor junior technicians, and ensure all work complies with safety and contractual requirements.

Responsibilities include commissioning, preventive maintenance, and coordinating with operations teams while building strong client relationships to maximize system reliability and energy efficiency.