CoolSys seeks a Commercial Journeyman Refrigeration tech to install, service, and repair commercial refrigeration systems for retail, commercial, and industrial customers. In this skilled field role, you'll troubleshoot rack, walk-in, and reach-in equipment, perform preventive maintenance, and optimize system efficiency and reliability. You'll interpret schematics, ensure safety and compliance, and deliver customer-focused service. At CoolSys, you'll work with advanced HVAC-R and energy solutions, receive ongoing technical training, and grow your career in a collaborative, safety-first culture. Responsibilities Install, service, and repair commercial refrigeration systems for retail and industrial customers Perform diagnostics on rack, reach-in, and walk-in units to ensure reliable operation Complete preventive maintenance, leak checks, and system performance tests Interpret electrical and refrigeration schematics to troubleshoot complex issues Maintain safety, quality, and documentation standards per Cool Sys procedures Collaborate with team members and customers to deliver timely, efficient solutions Required Skills Commercial refrigeration service Rack and reach-in systems HVAC-R diagnostics EPA refrigerant handling Brazing and soldering Electrical troubleshooting Reading schematics Use of refrigeration gauges Preventive maintenance Safety compliance