Find & Apply For HVAC Mechanic / Installer Jobs in Smithton, Illinois

CoolSys, a leader in sustainable, energy-efficient HVACR solutions, is seeking an HVAC/R Service Technician to join our HVAC Wholesale team. In this role, you will install, troubleshoot, repair, and maintain commercial and industrial HVAC/R systems, ensuring optimal performance and energy savings for clients across North America. You will diagnose system issues, perform preventive maintenance, and provide exceptional customer service on-site. At CoolSys, you'll work with innovative technology in a collaborative, inclusive culture that supports your growth, values diversity, and promotes safety, performance excellence, and work-life balance. Responsibilities Travel to customer sites to diagnose, repair, and maintain commercial and industrial HVAC/R systems, ensuring reliable operation and energy efficiency. Perform routine and preventive maintenance on rooftop units, split systems, rack systems, refrigeration cases, and related HVAC/R equipment. Troubleshoot mechanical, electrical, and refrigeration issues using diagnostic tools, schematics, and technical documentation to identify root causes. Install, start up, and commission HVAC/R components and systems in accordance with Cool Sys standards, manufacturer specifications, and local codes. Handle refrigerants in compliance with EPA regulations, including recovery, evacuation, leak detection, repair, and accurate system charging. Document all service activities, findings, recommendations, and parts used in digital work order systems with clear, accurate, and timely reporting. Communicate professionally with customers, explaining issues, repair options, and best practices to improve system performance and energy savings. Collaborate with the Technical & Maintenance team to resolve complex issues, share knowledge, and support continuous improvement of service processes. Follow all Cool Sys safety policies and OSHA requirements, maintaining a clean, organized work area and service vehicle. Support training and mentoring of junior technicians by sharing expertise, demonstrating best practices, and promoting a culture of learning and performance excellence. Required Skills Commercial HVAC/R diagnosis and repair Preventive and predictive maintenance Installation and startup of HVAC/R systems Reading blueprints, wiring diagrams, and schematics Refrigeration cycle analysis and superheat/subcooling calculations Brazing, soldering, and basic piping skills Refrigerant recovery, evacuation, and charging Use of digital gauges, combustion analyzers, and diagnostic tools Electrical troubleshooting (low and line voltage) VFDs, controls, and BMS interface basics Safety procedures and OSHA compliance Customer service and client communication Time management and job documentation Use of mobile work order and CMMS systems Driving and operating a service vehicle