Senior Comm HVAC Service/Start-Up Technician

Location Orange
Discipline: Service Technician
Contact name: Eric Dickerson

Contact email:
Job ref: 6135
Published: 8 months ago

Senior Commercial HVAC Service/Start-Up Technician (Orange County, CA)

Company Overview:

We are an industry-leading commercial HVAC service provider specializing in large tonnage systems. With decades of experience and a solid commitment to innovation and excellence, we serve clients across the Orange County area. We seek a Senior Commercial HVAC Service/Start-Up Technician to join our elite team.

Position Summary:

As a Senior Commercial HVAC Service/Start-Up Technician, you will be a crucial member of our service team. Your role will involve the maintenance, service, and start-up of complex, large-tonnage HVAC equipment, including chillers, boilers, VRFs, and BAS systems. This local, full-time position offers a competitive salary, generous benefits, and the opportunity to work on some of the most state-of-the-art HVAC systems.

Key Responsibilities:

  • Lead and perform diagnostic tests, repairs, and maintenance on large-tonnage commercial HVAC systems.
  • Take charge of the start-up and commissioning of new HVAC installations, ensuring they operate as designed and comply with customer requirements.
  • Provide high-level technical guidance to junior technicians.
  • Assist in emergency service calls and troubleshoot complex issues.
  • Work closely with engineers and project managers to ensure customer satisfaction and timely completion.
  • Document service activities, prepare reports, and maintain accurate records.
  • Follow all safety guidelines and procedures to maintain a safe working environment.


  • Minimum of 10 years of hands-on experience with large tonnage commercial HVAC systems, specifically involving chillers, boilers, VRFs, and BAS systems.
  • EPA Certification is required.
  • A clean driving record is a must.
  • Highly skilled in troubleshooting and problem-solving.
  • Exceptional communication and customer service skills.
  • Self-starter who can work independently and collaboratively within a team.
  • High school diploma or equivalent; Trade school or Associate degree in HVAC highly preferred.