HVAC Service Technician

Who We Are:

Western Environmental – A Division of Controlled Environment Systems, LLC

At Western Environmental, we do more than service HVAC systems—we support the critical environments that power life‑changing work. Our team keeps clean rooms, laboratories, cold rooms, freezers, and specialized HVAC systems running for industries like pharmaceuticals, biotech, aerospace, healthcare, and research.

When our systems run perfectly, scientists, engineers, and innovators can do their jobs safely and efficiently—and that’s the impact our technicians make every day.

If you’re looking for more than just another HVAC job and want to build expertise in high‑tech environments while making a meaningful impact, Western Environmental is the place for you.

As an HVAC Service Technician, you’ll do more than fix units—you’ll become a specialist in advanced controlled environment systems, learning controls, commissioning, and precision troubleshooting that most HVAC techs never get to touch.

• Service & troubleshoot commercial HVAC and controlled environment systems
• Start up, diagnose, and repair equipment including:
  • Air Handling Units (AHUs)
  • Air‑Cooled & Water‑Cooled Condensing Units (ACCUs/WCCUs)
  • Chillers, Reheat Systems, and Humidifiers
  • Specialized environmental control systems
• Perform preventative maintenance and detailed system inspections
• Assist with installations and retrofits of HVAC and control systems
• Travel to customer sites across the U.S. (up to 60%, including overnight)
• Work independently and collaboratively, delivering top‑tier service to customers who rely on precision environments

• Travel to cutting‑edge facilities (Travel up to 60% – Usually home on weekends)
• Work on unique and specialized HVAC equipment you won’t find in typical commercial buildings
• Join a team‑focused, rapidly growing company where your work directly supports critical operations nationwide

• 3+ years of HVAC service experience
• EPA certification
• Strong mechanical and electrical troubleshooting skills
• Ability to read wiring diagrams and schematics
• Excellent communication and customer service skills
• Valid driver’s license, U.S. passport, and Real  travel

• 5+ years of experience in HVAC service
• Experience or interest in balancing, commissioning, controls, or PLC programming

• Professional growth:
  Sponsored training and certifications in controls, air balancing, and environmental systems
• Impactful work:
  Play a key role in keeping critical research and production environments operational
• Team culture:
  Join a supportive, respected team where your skills and contributions are valued
• Nationwide exposure:
  Experience unique facilities and systems most HVAC techs never get to work on

Apply today and grow with a team that powers innovation.

Explore our website to learn more about who we are, what we build, and how you can be part of it!

Metrology Lab and Clean Room Specialists | Western Environmental