Ammonia Refrigeration Technician — On-Call Industrial HVAC

IR Pros; South El Monte (CA); On-site; USD 70,000 - 100,000; Full time

Job summary

IRPros / PRAC – Precision Refrigeration & Air Conditioning is seeking an experienced Ammonia Refrigeration Technician to join our industrial refrigeration team. You will service, maintain, install, repair and troubleshoot ammonia-based systems at customer sites.

The ideal candidate has hands-on experience with industrial refrigeration equipment, strong mechanical troubleshooting skills, and a commitment to safety, quality workmanship, and customer service.

Qualifications

• 3–5 years HVAC experience in industrial/commercial settings.
• Experience with large-scale HVAC systems (chillers, cooling towers, boilers).
• EPA certification preferred.

Responsibilities

• Perform service, maintenance, troubleshooting, and repair on industrial ammonia refrigeration systems.
• Diagnose issues involving compressors, condensers, evaporators, pumps, valves, piping, controls, VFDs, and related equipment.
• Conduct preventive maintenance inspections and identify repair needs, safety concerns, or opportunities to improve system performance.
• Assist with equipment installations, system startups, commissioning, and service projects at customer facilities.
• Respond to service calls and emergency breakdowns in a safe, timely, and professional manner.
• Read and interpret technical manuals, P&IDs, electrical schematics, control drawings, and equipment documentation.

Skills

Mechanical aptitude

Customer service

Communication skills

Safety awareness

Education

EPA Certification

Tools

Service software

Job description

IRPros / PRAC – Precision Refrigeration & Air Conditioning is seeking an experienced Ammonia Refrigeration Technician to join our industrial refrigeration team. You will service, maintain, install, repair and troubleshoot ammonia-based systems at customer sites.

The ideal candidate has hands-on experience with industrial refrigeration equipment, strong mechanical troubleshooting skills, and a commitment to safety, quality workmanship, and customer service.