Service Technician

DMG HVAC
Castro Valley, CA

DMG (*an Ambient Company) is a growing sales and distributor company representing major HVAC equipment manufacturers. 150+ employees with office locations in Castro Valley, San Jose, and greater Bay Area. We offer an excellent benefit package, competitive salary, and a great family atmosphere.

HVAC Technician

Perform skilled mechanical duties in the startup, repairs, installation, preventive maintenance, and routine servicing of HVAC equipment.

DUTIES AND RESPONSIBILITIES:

  • On site startup technician for various manufactures
  • Troubleshoot installation of control systems including working on Daikin, Aaeon, LG HVAC systems
  • Solving issues using reasoning and logic  Communication with individuals who installed the system
  • Programming of new control system using touchscreens and computers
  • Documentation of actions taken on the job site on service reports  Understanding and reading wiring diagrams during troubleshooting
  • Completing all startup documentation and sending it to be entered for warranty
  • Perform other duties and assignments.
  • Maintain regular good attendance

KNOWLEDGE AND ABILITIES: KNOWLEDGE OF:

 Standard practices of the HVAC trade.

 Theory of HVAC and refrigeration systems.

 Computer Usage: Basic data entry and ability to navigate the use of email, internet, word processing programs

 Materials, methods, and tools used in the operation and repair of HVAC and refrigeration systems.

 Manual and electrical tools and equipment applicable to the HVAC and refrigeration trade.  Brazing and soldering techniques.

 Health and safety regulations.

 Basic record-keeping techniques.

 Proper methods of storing equipment, materials, and supplies.

EDUCATION AND EXPERIENCE:

  • High school diploma or G.E.D. Certificate
  • Two years of HVAC training program

LICENSES AND OTHER REQUIREMENTS:

  • Valid California License
  • Active EPA Universal Technician Certification

Compensation:

$30-$60/hr DOE , We offer excellent health benefits, a 401(k) Plan, Paid Time Off, Paid Holidays and flexible scheduling.

\Ambient is a collective of HVAC design and implementation experts,
each entity esteemed in their respective regions, with decades
of experience. Our experts merge craft with care, delivering safety,
comfort, and highly efficient, sustainable solutions for spaces that
matter most: healthcare, commercial, and residential. We have over 1k employees across the US and Canada.*

Posted 2026-02-24

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