Commercial HVAC/R Service Technician

Naperville, IL posted on February 15

Exhibit proficiency in servicing, troubleshooting and maintaining of heating, cooling, & refrigeration equipment and related (i.e., forced air, hydronic, split systems, package units, make up air and exhaust systems, controls).


Job Duties:

  • Build strong customer relationships; build knowledge and understanding of new and existing customer needs/expectations.
  • Provides preventive maintenance on heating, cooling and refrigeration systems.
  • Troubleshoots units that are not working and replaces parts that are defective.
  • Performs related work as assigned.
  • Repairs refrigeration, air conditioning, heating, control systems, and humidity and temperature control systems.
  • Troubleshoot and repair all electrical and mechanical components of HVAC equipment.
  • Provides startups and troubleshooting for a variety of commercial HVAC systems, meets with customers, evaluates their needs and makes recommendations.
  • Troubleshooting, diagnosis, and repairing of commercial/ industrial air conditioning and multi-zone heating and cooling systems.



  • 5  years’ service experience specific to Commercial and Industrial HVAC/R.
  • Refrigeration experience such as: ice machines, walk-in coolers/freezers, reach-ins, etc.
  • EPA Universal Certified.
  • High school diploma/GED.
  • Strong knowledge of HVAC, troubleshooting, repair, and maintenance.
  • Knowledge of basic electricity and electrical and control systems.
  • Ability to read, understand, and work from blueprints, specifications, and schematics.
  • Ability to work independently, demonstrate initiative in servicing customers and maintaining positive customer relations.


Additional Skills Desired:

  • Successful completion of a trade/vocational school.
  • Chiller experience helpful.