EMCOR Group - - Responsibilities: Perform operations, repairs, replacement, and preventive maintenance of commercial and industrial HVAC systems.; Troubleshoot and service chillers, boilers, air handlers, fan coil units, and related equipment.; Coordinate with Dispatch Team to ensure workload is completed in a timely manner.; Maintain safe work practices in line with OSHA Health & Safety and NFPA 70e standards.; Work with kitchen and refrigeration equipment and refrigerants as needed.