HVAC Technician (57685)

IR Pros; South El Monte (CA); On-site; USD 39,000 - 55,000; Full time

Job summary

IRPros / PRAC – Precision Refrigeration & Air Conditioning seeks an experienced Ammonia Refrigeration Technician to service, maintain, install, repair, and troubleshoot industrial systems using ammonia. You will work at customer sites, handle complex equipment, and uphold safety and quality workmanship while communicating clearly with clients and team members.

The candidate should have hands-on ammonia refrigeration experience, strong mechanical troubleshooting skills, and be able to work

Qualifications

• Minimum 3–5 years HVAC experience in industrial/commercial environments.
• Ability to read and interpret schematics, blueprints, wiring diagrams, and manuals.
• EPA certification is preferred but not required.
• Valid driver’s license required; travel to customer sites.
• Willingness to work on-call hours and overtime as needed.

Responsibilities

• Perform service, maintenance, troubleshooting, and repair on industrial ammonia refrigeration systems.
• Diagnose issues with compressors, condensers, evaporators, pumps, valves, piping, controls, and VFDs.
• Conduct preventive maintenance and identify safety concerns or performance improvements.
• Assist with installations, startups, commissioning, and service projects at customer facilities.
• Respond to service calls and emergencies in a safe, timely, and professional manner.
• Read technical manuals and control drawings; communicate findings to customers and team.

Skills

HVAC experience

Technical troubleshooting

Reading schematics

EPA certification (preferred)

Valid driver’s license

On-call & travel readiness

Job description

IRPros / PRAC – Precision Refrigeration & Air Conditioning

Description

IRPros / PRAC – Precision Refrigeration & Air Conditioning is seeking an experienced Ammonia Refrigeration Technician to join our industrial refrigeration team. This role is responsible for the service, maintenance, installation, repair, and troubleshooting of industrial refrigeration systems using ammonia as a refrigerant. The ideal candidate will have hands‑on experience with industrial refrigeration equipment, strong mechanical troubleshooting skills, and a commitment to safety, quality workmanship, and customer service. This position requires the ability to work independently at customer sites while communicating clearly with clients, service coordinators, management, and other team members. Must have Ammonia experience.

Key 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 refrigeration 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.
• Use specialized tools and equipment to repair, rebuild, or replace defective refrigeration components.
• Maintain accurate service records, work orders, parts usage, and job documentation.
• Follow all company policies, customer site requirements, OSHA, EPA, and ammonia refrigeration safety procedures.
• Communicate findings, repair recommendations, and system concerns clearly to customers and internal team members.
• Provide professional customer service while representing IRPros / PRAC in the field.
• Participate in ongoing training and professional development to stay current with industrial refrigeration technology, safety practices, and industry standards.

Qualifications

• Minimum of 3–5 years of HVAC experience preferred, ideally in a commercial or industrial environment.
• Experience with large-scale HVAC systems, including chillers, cooling towers, rooftop units, air handlers, and boilers.
• Strong understanding of HVAC electrical systems, controls, refrigerants, mechanical systems, and troubleshooting practices.
• Ability to read and interpret schematics, blueprints, wiring diagrams, and technical manuals.
• EPA Certification preferred.
• Basic computer skills and ability to use service software, email, and work order systems.
• Valid driver’s license required.
• Must be willing to work on-call hours, overtime, and travel to customer sites as needed.

Physical Requirements

• Ability to lift, carry, push, or pull up to 50 lbs.
• Ability to climb ladders, work at heights, and access rooftops or mechanical rooms.
• Ability to work in confined spaces and in varying temperatures or weather conditions.
• Ability to stand, walk, bend, kneel, stoop, and perform physical work for extended periods.
• Ability to safely use hand tools, power tools, meters, gauges, lifts, and related service equipment.

Preferred Attributes

• Strong mechanical aptitude and attention to detail.
• Dependable, safety-focused, and professional.
• Ability to work independently or as part of a team.
• Strong problem-solving and diagnostic skills.
• Excellent time management and organizational skills.
• Strong verbal and written communication skills.

About IRPros

IRPros provides professional industrial refrigeration and HVAC service, maintenance, installation, and support for customers who depend on reliable, efficient, and safe mechanical systems. Our team is built on quality workmanship, technical experience, safety, and strong customer relationships.