Demo

Heavy Commercial Demand Service Technician, HVAC Tech

Don's Heating and Air
El Dorado, KS Full Time
POSTED ON 8/21/2026
AVAILABLE BEFORE 12/18/2026

Don’s Heating and Air is seeking a Heavy Commercial Demand Service Technician. Tech will diagnose, troubleshoot, and repair large-scale commercial heating, ventilation, air conditioning, and refrigeration systems on an emergency or as-needed basis. Will be required to work on heavy equipment like large centrifugal/chillers, cooling towers, built-up air handlers, variable refrigerant flow (VRF) systems, and industrial-grade rooftop package units.

Key Responsibilities

Diagnose Failures: Test complex electrical circuits, pneumatic/digital controls, compressors, and fluid lines to find root causes of sudden system breakdowns.

Manage Emergency Calls: Respond quickly to high-priority demand service dispatches to limit downtime for commercial operations.

Handle Refrigerants: Recover, recycle, and manage refrigerants according to strict environmental rules.

Communicate and Report: Explain technical problems to building owners or facility managers and write clear service reports.

Job Requirements

Experience: 5 to 8 years of hands-on field experience with heavy commercial and industrial HVAC/R systems.

Certifications: EPA Universal (608) Certification is mandatory; NATE certification or OEM equipment training is a strong plus.

Technical Skills: Expert ability to read complex wiring schematics, blueprints, and diagnostic software.

Physical Requirements: Ability to lift up to 75 pounds, climb high ladders to rooftops, and work in tight mechanical rooms or extreme outdoor weather.

Availability: Must join an on-call emergency rotation and work overtime when commercial systems fail.

Pay: $35.00 - $45.00 per hour

Benefits:

  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Vision insurance

Work Location: In person

Salary : $35 - $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 Heavy Commercial Demand Service Technician, HVAC Tech?

Sign up to receive alerts about other jobs on the Heavy Commercial Demand Service Technician, HVAC Tech 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 Don's Heating and Air

  • Don's Heating and Air El Dorado, KS
  • Don’s Heating and Air is seeking a Heavy Commercial Demand Service Technician . Tech will diagnose, troubleshoot, and repair large-scale commercial heating... more
  • 13 Days Ago


Not the job you're looking for? Here are some other Heavy Commercial Demand Service Technician, HVAC Tech jobs in the El Dorado, KS area that may be a better fit.

  • Don's Heating and Air El Dorado, KS
  • Don’s Heating and Air is seeking a Heavy Commercial Demand Service Technician . Tech will diagnose, troubleshoot, and repair large-scale commercial heating... more
  • 13 Days Ago

  • U.S. Engineering Service Wichita, KS
  • As a Commercial HVAC Service Technician, you will play a key role in maintaining, troubleshooting, and optimizing a wide range of commercial heating and co... more
  • 1 Day Ago

AI Assistant is available now!

Feel free to start your new journey!