Duties, Functions and Responsibilities: - Essential duties and functions, pursuant to the Americans with Disabilities Act, may include the following. Other related duties may be assigned. - Operates, maintains, troubleshoots, diagnoses and repairs chiller controls/safety circuits, and refrigerant circuits on multi-stage chillers, air conditioning systems, ice machines, and other equipment. - Installs, maintains, troubleshoots, diagnoses, repairs and performs start-up of building automation system network devices and components. - Designs and installs heating, air conditioning, refrigeration and ventilation equipment and systems. - Calibrates and services thermostats, chillers and other system controls. - Performs basic service on HVAC equipment including pumps, air handlers, cooling towers, and other mechanical systems. - Reads and interprets profiles and blue prints. - Maintains appropriate records. - Assist with supervisory tasks as required. - Responsibilities – Supervision and/or Leadership Exercised: May provide leadership, work assignments, evaluation, training and guidance to others. Knowledge, Skills and Abilities: - Must possess required knowledge, skills, abilities, and experience and be able to explain and demonstrate, with or without reasonable accommodations, that the essential functions of the job can be performed. - Knowledge of the operation, maintenance and repair of residential, commercial and industrial heating, ventilation, air conditioning and refrigeration systems. - Knowledge of occupational hazards and applicable safety rules and regulations. - Knowledge of tools, materials and methods used in maintenance and repair of ventilation, refrigeration and air conditioning. - Knowledge of applicable building codes. - Skill in presenting oral and written instructions. - Skill in reading plans and specifications and in laying out work. - Skill in performing emergency and routine repairs and maintenance as required. - Skill in understanding oral and written instructions. - Skill in estimating time, materials and costs. - Skill in performing heavy manual work. - Skill in tracing and analyzing causes of HVAC troubles and in making repairs. - Skill in conducting routine inspections for the purpose of determining conformity to ASHRAE , building code and safety standards. - Skill in organizing and prioritizing work. - Ability to analyze complex control sequences and resulting operations and to develop innovations to solve difficult technical problems. - Ability to acquire, through training and on-the-job experience, specialized knowledge in rapidly changing technology and applications.