HVAC Service Technician - DMG North

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, Freemont 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 commercial 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:

HVAC trade practices and industry standards

HVAC and refrigeration system theory

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

Understanding of Electrical theory and how it is used in equipment common to the HVAC trade

Ability to read and interpret manuals

Brazing and soldering techniques

Applicable health and safety regulations

Basic record‑keeping practices

Proper storage and handling of equipment, materials, and supplies

Advanced Technical Knowledge:

LG, AAON commercial HVAC systems, and commercial package units

VRF systems, with expert-level understanding of refrigerant properties.

HVAC controls systems and related troubleshooting

Automated temperature control systems

Mechanical, electrical, and hydronic systems relevant to commercial HVAC applications

Modern, computer‑based HVAC platforms; ability to navigate email, internet applications, basic office software, and computer networking

BMS communication systems and functionality

Ability to read and interpret HVAC wiring schematics

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:

$40-$65/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.*