HVAC Commercial Technician Service

Ambition Mechanical Services; Tempe (AZ); On-site; USD 60,000 - 85,000; Full time

Benefits offered by this job

Company car

Competitive salary

Dental insurance

Paid time off

Job summary

A leading HVAC service provider in Arizona seeks a skilled Commercial Service HVAC Technician. In this role, you will independently diagnose and repair complex HVAC systems, including rooftop units and chillers. The position requires 5–10 years of experience, EPA Universal Certification, and a valid driver's license. You will provide excellent customer service, perform preventative maintenance, and ensure compliance with safety standards. Join a dynamic team and ensure high-quality workmanship in commercial environments.

Qualifications

• 5–10 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 driver’s license with clean driving record.

Responsibilities

• Independently diagnose and repair commercial HVAC systems including rooftop units, chillers, and boilers.
• Perform advanced troubleshooting of electrical, mechanical, and control system issues.
• Execute preventative maintenance programs and recommend corrective actions.
• Communicate clearly with customers regarding system conditions and repair needs.
• Test and calibrate HVAC controls, sensors, and safety devices.
• Respond to service calls, prioritize workload, and manage time in the field.
• Communicate with customers about system conditions and repairs.
• Ensure compliance with codes, safety regulations, and company standards.

Skills

Strong troubleshooting skills

Organizational skills

Customer service skills

Schematics reading

Education

HVAC trade school or technical certification

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

5–10 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 driver’s 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.