HVAC Service Technician

About the role

Western Environmental, a division of Controlled Environment Systems, seeks an HVAC Service Technician to support critical cleanroom and laboratory environments across the United States. You will work on advanced HVAC and environmental control systems, providing precision service to high‑tech facilities.

Key responsibilities

• Service, troubleshoot, and repair commercial HVAC and controlled environment equipment, including air handling units, condensing units, chillers, reheat systems, and humidifiers.
• Perform start‑ups, preventative maintenance, detailed system inspections, and assist with installations and retrofits.
• Travel up to 60% of the time to customer sites nationwide, often staying overnight.

Required profile

• Minimum 3 years of HVAC service experience.
• EPA certification and a valid driver’s license, U.S. passport, and Real ID for travel.
• Strong mechanical and electrical troubleshooting abilities with the ability to read wiring diagrams and schematics.

Required skills

• Air Handling Units (AHUs)
• Air‑Cooled & Water‑Cooled Condensing Units (ACCUs/WCCUs)
• Chillers, Reheat Systems, Humidifiers
• Reading wiring diagrams and schematics

What we offer

• Sponsored training and certifications in controls, air balancing, and environmental systems.
• Opportunity to work on unique, specialized equipment supporting critical research and production.
• Team‑focused culture with nationwide exposure to cutting‑edge facilities.