Demo

Commercial HVAC Service – Chillers and Boilers

TNT Heating & Air Inc.
Longs, SC Full Time
POSTED ON 9/16/2026
AVAILABLE BEFORE 11/16/2026

Commercial HVAC Service Technician - Chillers and Boilers

TNT Heating and Air Pay Range: $40-$45/hour

The Opportunity

TNT Heating and Air is looking for an experienced Commercial HVAC Service Technician with strong knowledge of chillers, boilers, and hydronic systems.

This position is ideal for a technician who can independently troubleshoot complex commercial HVAC equipment, complete repairs and preventative maintenance, and keep critical heating and cooling systems operating reliably.

What You'll Be Doing

  • Diagnose, service, and repair water-cooled chillers and closed-loop boiler systems
  • Maintain chilled-water and hot-water systems
  • Troubleshoot refrigeration, mechanical, electrical, and control issues
  • Service pumps, valves, cooling towers, piping, and related components
  • Perform preventative maintenance and equipment inspections
  • Test temperatures, pressures, flow, safeties, and overall system performance
  • Troubleshoot compressors, motors, sensors, relays, and controls
  • Read electrical schematics and manufacturer documentation
  • Identify equipment deficiencies and recommend appropriate repairs
  • Document completed work and communicate findings with customers and the service team
  • Work independently while coordinating with TNT's dispatch and service teams

What We're Looking For

  • 3 years of commercial chiller, boiler, or large commercial HVAC experience preferred
  • Hands-on experience with water-cooled chillers
  • Experience with closed-loop boilers and hydronic systems
  • Strong commercial HVAC troubleshooting and diagnostic skills
  • Knowledge of commercial refrigeration and electrical systems
  • Experience with pumps, cooling towers, valves, and controls
  • Ability to read wiring diagrams and schematics
  • EPA Universal Certification
  • Valid driver's license and acceptable driving record
  • Strong customer service and communication skills

Experience servicing Carrier, Trane, York, Daikin, or similar commercial equipment is highly desirable.

Additional Experience We Value

Factory chiller training, boiler and combustion experience, building automation knowledge, chiller rebuilds or overhauls, large-tonnage HVAC experience, and NATE or manufacturer certifications are all a plus.

Pay and Benefits

$40-$45 per hour, based on experience.

TNT Heating and Air offers:

  • 100% employer-paid medical, dental, vision, and life insurance
  • Roth IRA with up to 3% company match
  • Paid time off
  • Company vehicle
  • Company phone
  • Tools and uniforms
  • Performance incentives and job-efficiency bonuses
  • Ongoing technical and manufacturer training
  • Opportunities to pursue NATE and advanced industry certifications

Join TNT Heating and Air and put your commercial chiller and boiler experience to work with a company that values skilled technicians and provides opportunities for long-term growth.

Candidates will be required to pass a background check and drug test upon being given a conditional offer of employment.

Salary : $40 - $45

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Commercial HVAC Service – Chillers and Boilers?

Sign up to receive alerts about other jobs on the Commercial HVAC Service – Chillers and Boilers career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$57,264 - $72,604
Income Estimation: 
$66,890 - $85,874
Income Estimation: 
$66,890 - $85,874
Income Estimation: 
$73,152 - $96,839
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at TNT Heating & Air Inc.

  • TNT Heating & Air Inc. Longs, SC
  • Commercial HVAC Preventative Maintenance Technician TNT Heating & Air Overview TNT Heating & Air is hiring a dependable Commercial HVAC Maintenance Technic... more
  • 10 Days Ago

  • TNT Heating & Air Inc. Longs, SC
  • HVAC Service Specialist - Residential & Commercial Systems TNT Heating & Air Inc. TNT Heating & Air Inc. is a well-established HVAC contractor with over 34... more
  • 10 Days Ago

  • TNT Heating & Air Inc. Longs, SC
  • Refrigeration Service Specialist - Commercial Equipment TNT Heating & Air Overview TNT Heating & Air is looking to add a skilled Refrigeration Service Spec... more
  • 10 Days Ago

  • TNT Heating & Air Inc. Longs, SC
  • HVAC Installation Specialist - Residential & Commercial Systems TNT Heating & Air Inc. TNT Heating & Air is a long-established HVAC contractor with over 34... more
  • 10 Days Ago


Not the job you're looking for? Here are some other Commercial HVAC Service – Chillers and Boilers jobs in the Longs, SC area that may be a better fit.

  • Helios Service Partners Wilmington, NC
  • Commercial HVAC/R Service Technician. Join the Fastest-Growing HVAC/R Team at Helios. Tired of the same old routine. Are you undervalued and going nowhere ... more
  • 1 Month Ago

  • Moores Electrical & Mechanical Wilmington, NC
  • Commercial HVAC/R Service Technician- Moore's Electrical & MechanicalLocation:Greater Wilmington RegionCompany Overview:Moore's Electrical & Mechanical is ... more
  • 1 Month Ago

AI Assistant is available now!

Feel free to start your new journey!