Refrigeration Technician

University of Arkansas System•Little Rock, AR

About The Position

This position is responsible for the maintenance, troubleshooting, and modification of Ice Machine and Refrigeration Equipment that serves the medical and research facilities on the UAMS Campus. These systems are essential to patient care and critical research operations, directly impacting patient health and outcomes. The Ice Machine/Refrigeration Technician will be tasked with performing routine maintenance, diagnostics, and repair on a wide range of commercial refrigeration systems. These include, but are not limited to, hermetic and semi-hermetic compressors, air-cooled and water-cooled condensers, evaporative coils, thermostatic expansion valves (TXVs), solenoid valves, and various refrigeration control systems.

Requirements

High school diploma/GED plus one (1) year of HVAC Refrigeration experience
EPA 608 Universal License
Computer program proficiency level: Intermediate
Valid driver’s license with fewer than 12 points on their Motor Vehicle Record

Nice To Haves

Five (5) years of HVAC Refrigeration experience
Technical degree in electronics, may be accepted in place of experience
HVAC Mechanical license in Accordance w/ACA 17-33-3001

Responsibilities

Performing regular preventive maintenance and emergency repairs on refrigeration systems, ensuring optimal performance and compliance with regulatory standards.
Diagnosing issues using advanced refrigeration diagnostics, including refrigerant leak detection, pressure testing, and electrical system analysis.
Executing component repairs and replacements, such as brazing of copper refrigerant lines, evacuation of systems, and recharging with the appropriate refrigerants (e.g., R-404A, R-134a, R-22).
Calibrating and adjusting control systems, such as thermostats, pressure switches, and defrost timers, to ensure systems are operating within specified parameters.
Interpreting and analyzing complex technical diagrams, blueprints, and refrigeration piping schematics, as well as utilizing refrigerant pressure-temperature relationship tables to calculate superheat and subcooling, ensuring systems are charged correctly and operating efficiently.
Operating and maintaining electrical and mechanical testing equipment, such as multimeters, clamp meters, refrigerant recovery machines, and vacuum pumps, with a focus on safety and precision.
Maintaining detailed records of all shop inventories, including refrigerants, lubricants, and specialized tools.
Identifying the need for and request new or specialized equipment, ensuring the shop is equipped to handle the latest refrigeration technologies and systems.
Engaging with medical staff and research personnel to understand specific equipment issues, communicating proposed repair or maintenance plans, and providing thorough follow-up.
Accurately completing all required documentation, including maintenance logs, repair reports, and safety checklists, and collaborating effectively with other technical shops and departments within the Engineering and Operations division.