Commercial HVAC Refrigeration Technician

Liberty Personnel Services, Inc.; Phoenix (AZ); On-site; USD 42,000 - 64,000; Full time

Job summary

Liberty Personnel Services, Inc. is seeking a Refrigeration Service Technician in Phoenix, AZ to handle operations, repairs, replacements and preventive maintenance of commercial and industrial refrigeration equipment.

The role requires experience with rack systems, walk-ins, ice machines, reach-ins and basic HVAC gear such as rooftops and exhaust/makeup air units. A Universal CFC certification and 5 years of related work are required.

Qualifications

• High School Diploma or GED.
• 5 years of experience with similar commercial equipment and a current Universal CFC certification.
• Strong oral and written communication.
• Ability to follow written and verbal instructions with minimal supervision.
• Safe use of hand tools, equipment and testing devices.
• Ability to stand, sit or squat for extended periods.
• Lift up to 50 lbs and climb stairs or ladders.
• Operate scissors and boom lifts; wear PPE as required.
• Background check and drug screening; valid driver's license.

Responsibilities

• Operate, repair, replace and perform preventive maintenance on commercial/industrial refrigeration equipment.
• Diagnose refrigeration circuits and components, including superheating/subcooling concepts.
• Perform leak checks, solder, braze and pipe fit; manage electrical components.
• Work with Dispatch to complete workloads safely and on time.
• Maintain OSHA health & safety and NFPA 70e standards during duties.

Skills

Oral & written communication

Follow instructions

Hand tools & testing

Lift 50 lbs

Climb stairs & ladders

Boom lifts operation

PPE compliance

Driver's license

Education

High School Diploma or GED

Universal CFC certification

Job description

We are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities with design assistance, as well as engineering applications and automated control systems.

• The Refrigeration Service Technician is responsible for the operations, repairs, replacement, and preventative maintenance of commercial and industrial refrigeration equipment.
• Must have a working knowledge of rack systems, walk-in coolers and freezers, ice machines, reach-in coolers and freezers, and basic HVAC equipment, including rooftop units, exhaust fans, make-up air units and associated electrical equipment.
• Ability to diagnose and repair refrigeration equipment to include:
  • Strong understanding of the refrigeration circuit
    • Understand superheating and subcooling.
    • Hot gas circuits and operations
    • CPR's EPR's and head pressure control valves (ORI, OROA, LAC)
    • TXV/Orifice operations
  • Ability to perform leak checks (electronically and pressurized)
  • Ability to solder, braze, and pipe fit.
  • Understand reciprocating compressor operation.
  • Use different types of compressor oils.
  • Understand electrical circuits and processors.
    • Defrost clocks.
    • Defrost heaters.
    • Contactors
    • Relays
    • CPC Processors
• Technicians will be familiar with all refrigeration equipment and all refrigerants.
• Work with the Dispatch Team to ensure that the workload is accomplished in a complete and timely manner.
• The individual must maintain safe work practices in support of the OSHA Health & Safety and NFPA 70e standards as it applies when performing the assigned duties.

Qualifications

• High School Diploma or GED
• 5 years of experience in maintaining similar type and size commercial equipment, along with a current Universal CFC certification
• Strong oral and written communication required.
• Ability to follow written and verbal instructions and perform duties with minimal supervision in isolated areas.
• Knowledge and experience in the proper use and safe operation of hand tools, equipment, and testing devices necessary to perform all work assignments.
• Ability to stand, sit, or squat for extended periods of time.
• Ability to lift, move, and carry material up to 50 lbs.
• Ability to climb stairs, ladders, and work at extended heights.
• Ability to operate scissors and boom lifts
• Ability to wear Personal Protective Equipment (PPE). i.e., but not limited to, Dust mask, gloves, eye protection, and hearing protection.
• Working knowledge of desktop computers and Internet-based programs
• A company uniform will be issued, and a neat personal appearance will be required.
• This position will require a background check and drug screening.
• Valid Driver's license and able to maintain a good driving record.