Refrigeration Service Technician

MalaceHR is seeking an experienced Commercial Refrigeration Service Technician to join our team. This position is responsible for troubleshooting, maintaining, diagnosing, and repairing commercial refrigeration and HVAC systems to ensure safe, efficient, and reliable operation.

The ideal candidate will have a strong background in commercial refrigeration, including rack systems, compressors, walk-in coolers/freezers, and refrigerated display cases. This role requires an experienced technician who can independently diagnose complex mechanical and electrical issues, perform preventative maintenance, and provide technical support to other technicians when needed.

Key Responsibilities

• Troubleshoot, diagnose, repair, and maintain commercial refrigeration and HVAC systems.

• Service and repair compressors, condensers, evaporators, water pumps, air handlers, electric motors, and associated mechanical and electrical components.

• Perform preventative maintenance on refrigeration equipment to maximize performance, efficiency, and reliability.

• Diagnose and repair refrigeration rack systems, parallel racks, compressor control circuits, and electrical defrost systems.

• Service refrigerated display cases, walk-in coolers, walk-in freezers, ice machines, and other commercial refrigeration equipment.

• Identify and repair refrigerant leaks using appropriate detection equipment and procedures.

• Test electrical and mechanical components to identify equipment malfunctions and determine necessary repairs.

• Monitor compressor operating parameters, compression ratios, refrigerant pressures, and system temperatures.

• Perform equipment startups, system adjustments, and support new installations or minor renovation projects.

• Read and interpret refrigeration schematics, electrical diagrams, equipment specifications, and refrigeration floor plans.

• Maintain accurate service records, maintenance documentation, and repair reports.

• Follow all applicable safety procedures, including lockout/tagout (LOTO), arc flash protection, and proper PPE requirements.

• Provide technical guidance and troubleshooting assistance to junior technicians.

• Communicate professionally with customers, supervisors, and team members regarding equipment conditions and necessary repairs.

• Perform additional maintenance and service duties as assigned.

Required Qualifications

• 3–5 years of experience servicing commercial HVAC and refrigeration systems.

• Valid EPA Section 608 Certification.

• High school diploma or GED required; trade school or technical training preferred.

• Strong mechanical and electrical troubleshooting skills.

• Experience working with commercial refrigeration equipment, compressors, condensers, evaporators, and control systems.

• Working knowledge of single-unit and multi-unit refrigeration systems, rack systems, and parallel rack configurations.

• Ability to diagnose compressor control circuit issues, electrical failures, and refrigeration system deficiencies.

• Experience performing preventative maintenance, refrigerant leak detection, and equipment repairs.

• Ability to read electrical schematics, refrigeration diagrams, and technical documentation.

• Knowledge of refrigeration pressures, temperatures, compressor operating parameters, and system performance.

• Understanding of workplace safety practices, including lockout/tagout procedures and electrical safety.

• Valid driver's license with an acceptable driving record.

• Basic computer skills, including email, Microsoft Office, and electronic service documentation.

• Ability to work independently, prioritize service calls, and resolve technical issues efficiently.

Preferred Qualifications

• Experience servicing refrigeration equipment in supermarkets, grocery stores, convenience stores, or other commercial retail environments.

• Hands-on experience troubleshooting rack refrigeration systems and parallel compressor racks.

• Experience maintaining refrigerated display case lineups and electric defrost circuits.

• Familiarity with rack control units, refrigeration engineering sheets, and system operating specifications.

• Knowledge of discharge air (DA), return air (RA), and saturated suction temperature (SST) requirements.

• Experience identifying refrigeration floor plan symbols and interpreting equipment layouts.

• Advanced troubleshooting experience with commercial refrigeration electrical controls.

• Prior experience mentoring or assisting less-experienced service technicians.

• Completion of advanced refrigeration technician training or equivalent technical certifications.

Physical Requirements

• Ability to lift and carry up to 60 pounds without assistance.

• Ability to stand, walk, bend, kneel, climb, and work in various positions for extended periods.

• Comfortable working around refrigeration equipment, mechanical systems, and electrical components.

• Ability to safely use hand tools, power tools, testing equipment, and required personal protective equipment.