Senior Refrigeration Service Technician - Commercial & Industrial

CoolSys•City of Rochester, NY

9d•Onsite

About The Position

The Service Tech 3 - Refrigeration is responsible for troubleshooting, maintaining, and repairing refrigeration systems. They are expected to handle complex technical issues, provide guidance to junior technicians, and ensure the safe, efficient, and reliable operation of refrigeration equipment for commercial or industrial clients. At CoolSys, we offer more than just a job—we provide stability, growth, and industry-leading benefits for our employees. As a large company serving diverse customers, we invest in our team with competitive compensation, ongoing education & training, comprehensive benefits, year-round diverse work, and extra perks like a quarterly bonus plan and tuition reimbursement.

Requirements

High school diploma or GED, equivalent work experience and trade or technical school classes.
Valid EPA certificate.
3-5 year's experience in commercial HVAC, refrigeration, and electrical required.
Basic knowledge of refrigeration, HVAC, ice machines, gas furnaces, and electrical.
Familiarity with single systems and rack systems along with previous work on display cases and walk-in boxes is very helpful.
Knowledge of the components in a single-phase compressor and single-phase motor control circuit.
Ability to use an ohmmeter.
Ability to verify a capacitor is in good standing.
Ability to demonstrate an understanding of defrost circuits.
Knowledge of schematic and wiring diagram.
Ability to identify/explain function of refrigeration components.
Ability to properly leak check a single-compressor system.
Ability to demonstrate proper PPE and safety equipment.
Ability to set up LPC as the primary temperature control and as a pump down safety control.
Ability to demonstrate how to determine superheat and how to set expansion valve superheat.
Ability to verify a defrost termination is functional.
Ability to demonstrate the proper tasks for performing preventative maintenance on HVAC systems.
Ability and knowledge of the functions and safety precautions of the components of a gas furnace system.
Ability to properly recover refrigerant from a refrigeration system.
Ability to change oil in a vacuum pump.
Ability to demonstrate how to properly hook up a gauge set for evacuation.
Knowledge of reporting procedure for a large refrigerant release.
Knowledge of level 2 experience/information.
Must be able to lift up to 60 lbs. with no assistance and be able to sit and/or stand for several hours at a time.
Valid driver’s license.
Good driving record.
Ability to understand and follow all company policies and procedures and all applicable State and Federal laws.
Ability to use typical business tools including E-Mail, Word, Excel, etc.

Nice To Haves

Experience working on refrigeration equipment in convenience stores or supermarkets a strong plus.

Responsibilities

Report to work in a timely manner as scheduled by supervisor.
Repair and overhaul equipment such as compressors, water pumps, air handlers, electrical and mechanical control devices and other similar machinery.
Test malfunctioning systems and components using electrical and/or mechanical skills.
Maintain legible records of work history.
Provide general repair work on refrigeration, heating and ventilation equipment such as air conditioning units, evaporative condensers, ice machine equipment, water pumps, gas furnaces, compressors and electric motors.
Provide preventative maintenance activities; diagnose equipment malfunctions and operating efficiency of mechanical equipment.
Perform work on minor construction and remodeling projects including startups of new installations.
Embody the CoolSys CARES culture (Collaboration, Accountability, Respect, Empowerment, Safety).
Performs other duties as assigned.