Utilizes specialty tools, blueprints, sketches, and wiring diagrams to aid in complex diagnostic repairs and installations.4.Performs chemical treatment on heat pump and chilled water piped systems to ensure water chemistry is at proper levels in accordance with NYS Pesticide 7G requirements.5.Documents daily work activity in the computerized maintenance management software, including preventive maintenance, corrective, repair, and project work orders. Independently diagnoses any potential failure to prevent disruption to the mission critical data systems.11.Repairs or replaces appliances, sinks, faucets, drains, water closets, electric motors, switches, and outlets.12.Performs general housekeeping duties (such as shovel snow, salt walkways, etc.) to maintain safety and cleanliness of the plant.13.Performs other duties requiring comparable skill and responsibility as directed.