HVAC Service Technician – AAON & LG Specialist

DMG SC INC

Orange (CA)

On-site

USD 75,000 - 95,000

Full time

6 days ago

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Job summary

DMG SC INC is seeking a skilled HVAC Service Technician to support installation, start-up, commissioning, troubleshooting, maintenance, and repair of commercial HVAC equipment, focusing on AAON and LG systems. The role involves working directly with customers, management, controls personnel, contractors, and manufacturers to diagnose and resolve mechanical and controls-related issues.

The ideal candidate has strong commercial HVAC experience, excellent troubleshooting skills, and the ability to

Qualifications

3+ years of commercial HVAC service experience preferred.
Ability to read electrical schematics and wiring diagrams.
Strong mechanical and electrical troubleshooting skills.
Knowledge of refrigeration fundamentals.
Ability to use HVAC diagnostic instruments.

Responsibilities

Diagnose and repair commercial HVAC equipment including AAON rooftop units, AAON air-handling equipment, LG VRF systems, and related components.
Perform factory start-up and commissioning of AAON and LG equipment with proper documentation.
Conduct scheduled preventive maintenance on various HVAC systems and document findings.
Communicate clearly with customers, facility managers, and contractors, and provide repair recommendations.
Complete accurate field service reports with equipment data, readings, and part numbers.