Sr. Facilities HVAC Technician

About the position

Perform skilled mechanic maintenance duties, in the inspection, repair, installation and alteration of HVAC and refrigeration systems and related equipment within the facilities. Also perform preventive maintenance and routine servicing of this equipment and systems. Primarily location is Waters, Milford. On occasion will need to support sites in Franklin, MA and Cambridge, MA.

Responsibilities

• Inspect, repair, modify and install HVAC equipment including refrigeration and air conditioning compressors, receivers, condensers, chillers, water cooling towers, forced air converter units, pumps, automatic and hand valves, expansion valves and capillary tubes.
• Conduct regular preventive maintenance inspections of refrigeration units, isolated heating and ventilating units, including boilers, gas, and electrically operated air-conditioning equipment, and make vital adjustments or repairs; service and repair evaporative coolers.
• Repair or replace defective parts in units and equipment and their controls, including thermostats, automatic switches, fan controls, log switches, damper motors, louvers, relays, filters, controls, belts, compressors, heat exchangers, high limit controls, pressure controls, safety valves, and automatic gas valves.
• Operate a variety of hand and power tools, welder torch, vacuum pump, test equipment applied in the trade and a motor vehicle; maintain equipment in effective and safe working condition; maintain parts and tool inventory.
• Perform skilled electrical maintenance work in the repair, installation and alteration of HVAC equipment, components, timers, motors and wiring systems as needed; connect motors to control panels.
• Test and examine boiler operations, observing meter and pressure gauges; conduct boiler water quality test and treatment; adjust boiler burner combustion.
• Install and calibrate systems; install copper tubing and repair pipes and tubing as necessary; test joints and insulate pipes of refrigeration and air conditioning systems; flush boilers, descale tubing; rebuild pressure and temperature safety valves and water pumps.
• Install, rebuild, replace, or repair fans, motors, thermostats, fuses, filters, bearings, valves, controls, gaskets, and other equipment as necessary.
• Use Computerized Maintenance Management system (Maximo) to retrieve assigned WO and PMs, track status, and maintain related records concerning time, labor, and materials; maintain log of tasks performed and write reports as required.

Requirements

• High school diploma or G.E.D.
• Certificate Active Massachusetts state-issued HVAC journeyman or masters HVAC license or 10 years proven experience performing HVAC journeyman level operation, maintenance, and repair work.
• Standard practices of the HVAC and refrigeration trade.
• Theory of HVAC and refrigeration systems.
• Materials, methods, and tools used in the operation and repair of HVAC and refrigeration systems.
• Applicable building codes, ordinances, and regulations of State and local authorities pertaining to HVAC, refrigeration, and boilers.
• Air compressors and pneumatic controls.
• Cooling tower and boiler water treatment.
• Solid understanding of BAS/BMS (Building Automation/Management Systems).
• Manual and electrical tools and equipment applicable to the HVAC and refrigeration trade.
• Welding and soldering techniques.
• Knowledge of HVAC repairs, maintenance, and installation techniques.
• Knowledge of electrical circuits and wiring and operating principles of motors.
• Knowledge of local electrical codes.
• Ability to follow written and verbal instructions.
• Ability to read and interpret blueprints, diagrams, schematics, and written reference material.
• Ability to perform mathematical calculations.
• Ability to diagnose and resolve problems.
• Ability to use hand and power tools.