HVAC Commercial Technician Service

Ambition Mechanical Services
Tempe, AZ

Job Description

Job Description

Benefits:

  • Company car
  • Competitive salary
  • Dental insurance
  • Paid time off
We are seeking a highly skilled Commercial Service HVAC Technician with extensive hands-on experience in diagnosing, servicing, and repairing complex commercial HVAC systems. This role requires a self-motivated professional who can independently manage service calls, troubleshoot advanced system issues, and deliver high-quality workmanship in commercial environments.

Primary Responsibilities

  • Independently diagnose and repair commercial HVAC systems including rooftop units (RTUs), split systems, VAV systems, chillers, boilers, air handlers, and exhaust systems

  • Perform advanced troubleshooting of electrical, mechanical, refrigeration, and control system issues

  • Execute preventative maintenance programs , identify potential failures, and recommend corrective actions

  • Read, interpret, and apply schematics, wiring diagrams, blueprints, and sequence-of-operation documents

  • Test, calibrate, and adjust HVAC controls, sensors, and safety devices

  • Respond to service calls efficiently, prioritize workload, and manage time effectively in the field

  • Communicate clearly with customers regarding system conditions, repair needs, and preventative recommendations

  • Ensure all work complies with local codes, safety regulations, and company standards

  • Complete accurate service documentation, work orders, and reports using mobile or written systems

  • Maintain company vehicle, tools, and equipment in professional working condition

  • Collaborate with dispatch, management, and other technicians when needed to resolve complex system issues

  • Participate in on-call rotation as required

Required Qualifications

  • 510 years of commercial HVAC service experience

  • Proven ability to work independently on complex commercial systems

  • Strong understanding of HVAC electrical systems, controls, and refrigeration cycles

  • EPA Universal Certification (required)

  • Valid drivers license with clean driving record

  • Strong troubleshooting, organizational, and customer service skills

Preferred Qualifications

  • HVAC trade school or technical certification

  • Experience with Building Automation Systems (BAS)

  • OSHA certification

  • Chiller and boiler service experience

Posted 2026-03-20

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