Chiller Technician Jobs: Salary, Certifications & Career Outlook
Chiller technicians install, commission, and service centrifugal, screw, and absorption chiller systems in central plant HVAC applications: high-rises, hospitals, universities, data centers, and large industrial facilities. It's one of the highest-paid specializations in commercial HVAC, demanding deep expertise in refrigerant systems, oil management, variable frequency drives, and controls integration across major chiller platforms.
Top employers include OEM service networks (Carrier, Trane, York/Johnson Controls, Daikin/McQuay), national service firms, central plant operators, and facility management companies at large commercial campuses. Experienced chiller techs are consistently among the most sought-after professionals in the mechanical trades.
At a Glance
Quick Facts
Role TypeField service and maintenance, with some installation and commissioning
Salary Range$70,000–$118,000/year
Hourly Range$34–$57/hr (OEM service network rates typically exceed independent contractor rates)
Experience Required5–8 years commercial HVAC service with documented chiller experience; some roles require OEM factory training
Job OutlookVery strong, driven by central plant growth in data centers and healthcare
Common EmployersCarrier Global, Trane Technologies, York (Johnson Controls), Daikin Applied (McQuay), CBRE, JLL, ABM Industries, Aramark Facilities, large hospital systems
Market Drivers
Why Demand Is Strong
Data center construction is the biggest driver of chiller technician demand. Hyperscale and colocation facilities rely on large central plant chillers as their cooling backbone, and the construction boom in markets like Northern Virginia, Phoenix, Dallas, and Chicago is creating concentrated demand for techs who can handle both startup and ongoing service.
The R-410A phasedown and the shift toward lower-GWP refrigerants (R-513A, R-1234ze, R-134a variants) are fueling a wave of retraining and recertification across the industry. Meanwhile hospital systems keep investing in central plant infrastructure; with 24/7 operations and no tolerance for downtime, healthcare facilities place a premium on techs who can deliver both planned maintenance and emergency repairs.
Hiring Criteria
What Employers Look For
EPA 608 UniversalBaseline
Mandatory for any refrigerant work. Non-negotiable for the role.
OEM Factory TrainingScope Expander
Carrier Certified Chiller Technician, Trane Chiller Service, or York factory certification significantly expand your authorized scope of work.
NATE Commercial RefrigerationValued
Carries weight with non-OEM employers who want verified refrigeration competency.
VFD Startup & TroubleshootingCore Skill
Nearly all modern chiller compressors are VFD-driven, so this experience is essential.
BAS Integration & AnalyticsControls
Familiarity with EcoStruxure, Metasys, or SkySpark for trend log analysis and performance monitoring.
OSHA 30Construction
Common for construction-phase commissioning work and site access.
Multi-Platform ExperienceStrongest
Documented hours on centrifugal and screw chillers from multiple manufacturers put candidates in the strongest position.