job_description.job_card.job_descriptionexperience in HVAC installation, service, and preventive maintenance across residential, commercial, and institutional buildingsin rooftop units, mini-split systems, steam & hot water boilers, refrigeration equipment, and cooling towersEPA Universal Certification plus Boiler License, Electrical License, and EPA Types I IIIRegularly interacts with customers, management, and staff , ensuring professional communication and satisfactionProven ability to maintain safety, compliance, and documentation standards across multiple facilities