Action AC seeks an HVAC Service Technician to diagnose, repair, and maintain residential and light commercial heating, air conditioning, and indoor air quality systems. You’ll perform troubleshooting, routine maintenance, and minor installs, ensuring safe, code-compliant work and excellent customer communication. Work independently in the field, complete accurate service documentation, and follow company safety standards. Enjoy ongoing technical training, growth opportunities, and the support of a professional, customer-first team serving San Diego County.