Requires standing for up to eight (8) hours per day and walking for up to four (4) hours per day, sitting for extended periods of up to two hours, lifting loads of up to 60 lbs., pushing loads of up to 300 lbs., bending, crouching, reaching, twisting, climbing (stairs and ladder), and manual dexterity to make equipment repairs. The Senior HVAC Mechanic is responsible for the proper operation, maintenance and repair of Industrial boilers, chillers, HVAC equipment and all associated equipment to ensure all heating, air conditioning systems and support systems are functioning properly.