Snr HVAC-R Technician

Company: JA Solar AZ LLC
Location: Tolleson
Posted on: May 17, 2025

Job Description:

Job Summary:

The following information provides an overview of the skills, qualities, and qualifications needed for this role.


We are seeking a highly experienced Senior HVAC-R Technician to support the operation and maintenance of complex mechanical systems within our high-performance solar manufacturing facility. This role requires deep expertise in industrial HVAC and refrigeration systems, including chillers, cooling towers, fluid coolers, and pump systems. You will ensure optimal system performance, troubleshoot critical issues, and help guide junior technicians.







Key Responsibilities


Perform advanced diagnostics, maintenance, and repairs on HVAC-R systems including centrifugal and screw chillers, fluid coolers, hydronic systems, and cooling towers.




Monitor system performance and proactively identify inefficiencies or potential failures.




Execute planned preventative maintenance (PPM) and predictive maintenance tasks.




Interpret complex mechanical, electrical, and control schematics.




Assist with system commissioning, retrofits, and new installations.




Maintain compliance with safety and environmental standards (OSHA, EPA, etc.).




Maintain accurate service logs and records in CMMS.




Train and mentor junior team members, sharing expertise in specialized equipment.







Required Qualifications


High school diploma or GED required; technical certification or associate degree in HVAC-R or mechanical systems preferred.




5+ years of hands-on experience in industrial or commercial HVAC-R systems, with specific experience in chillers (centrifugal/screw), cooling towers, and pump systems.




Valid EPA 608 Universal Certification.




Strong knowledge of building automation systems (BAS) and control strategies.





Ability to read mechanical/electrical drawings and blueprints.




Skilled with HVAC test instruments and tools (e.g., gauges, multimeters, flow meters).




Forklift and aerial lift certification a plus.




Preferred Skills


Working knowledge of CMMS and computerized controls.




Working knowledge of HVAC-R principles, refrigeration cycles, and energy-efficient practices.




Proficient in reading technical manuals, wiring diagrams, and schematics.




Ability to use diagnostic tools, gauges, and meters to assess system performance.




Strong attention to detail and ability to document work accurately.




Good communication and teamwork skills.




Commitment to safety and adherence to PPE requirements.




Working Conditions:


Work is primarily performed in a manufacturing or warehouse environment.




Exposure to temperature extremes, noise, dust, and mechanical hazards.




May require standing, bending, climbing ladders, and lifting up to 50 lbs.

Keywords: JA Solar AZ LLC, Sun City , Snr HVAC-R Technician, Professions , Tolleson, Arizona