Industrial/Commercial HVAC Service Technician

About Us Commercial Air Condition Service, Inc. (comairsc.com) is a well-established mechanical contracting company serving industrial and commercial clients across the Upstate South Carolina region. We take pride in technical excellence, professional service, and a team-first culture. We are looking for a highly skilled HVAC technician ready to take on complex, high-stakes work. Position Summary This is a mid- to senior-level field service role focused on industrial and commercial HVAC systems, with an emphasis on chiller plant operations, process cooling, and large mechanical systems. The right candidate has real hands-on experience — not just exposure — with troubleshooting and repairing the kinds of equipment that keep manufacturing and critical facilities running. Key Responsibilities Diagnose, service, and repair commercial and industrial chiller systems (centrifugal, screw, scroll, and absorption) Perform maintenance, startup, and commissioning of process cooling equipment and associated controls Troubleshoot complex refrigeration circuit issues, including oil management, capacity control, and heat exchanger problems Work on cooling towers, condenser water systems, pumps, and associated piping Service large rooftop and air handling units in commercial and light industrial settings Read and interpret mechanical, electrical, and control drawings Complete accurate service documentation and communicate findings clearly to customers and management Maintain a clean, organized service vehicle and represent the company professionally at all times Qualifications EPA 608 Universal Certification required 5+ years of hands-on commercial/industrial HVAC service experience Demonstrated experience with chiller service (manufacturer-specific training a plus — Carrier, Trane, York, Daikin) Process cooling or industrial refrigeration experience strongly preferred Solid understanding of electrical troubleshooting and controls Valid driver's license with clean driving record Ability to work independently in the field with minimal supervision Strong customer communication skills — you will be the face of our company on the job What We Offer Competitive pay commensurate with experience Company service vehicle, fuel card, and tools provided Health benefits and paid time off Ongoing manufacturer and technical training A stable, experienced team with a strong reputation in the market To apply, visit comairsc.com or submit your resume through Indeed. We look forward to hearing from qualified candidates.

Pay:

$30.00 - $45.00 per hour

Benefits:

401(k) 4% Match Company truck Dental insurance Employee assistance program Fuel card Health insurance Life insurance Paid time off Referral program Vision insurance

Work Location:

In person