HVAC Chiller Mechanic (2nd Shift)

About the role

The Chiller Mechanic position is located onsite in Annapolis Junction, MD. This role involves diagnosing, repairing, replacing, adjusting, installing, and monitoring controls on chillers and associated components for various manufacturers. The technician also troubleshoots and repairs chillers of all types, performs complex modifications of mechanical, electrical, and electronic systems and components, and maintains numerous mechanical, electrical, and electronic components.

Responsibilities

• Diagnoses, repairs, replaces, adjusts installs and monitors controls on chillers and associated components for various manufacturers, i.e. York, McQuay, Trane, Carrier, etc.
• Troubleshoots and repairs chillers of all types, i.e. hermetic, scroll, centrifugal, etc.
• Repairs components and performs complex modifications of mechanical, electrical and electronic systems and components; including compressors, cooling towers, motors, pumps, fans, piping, transducers, flow switches, low pressure chillers, economizers, variable speed drivers, etc.
• Maintains numerous mechanical, electrical and electronic components; including chillers, compressors, motors, boilers, oil, and propane fired furnaces, heaters, pumps, fans, ducts, pneumatic systems, VAVs, VFDs, pipes, steam, condensate, thermostats, switches etc.
• Uses fault detection and diagnostic measurement tools to test and inspect equipment, i.e. air flow, static pressure, fluid flow, refrigerant diagnostics and wet/dry bulb temperature.
• Assembles, tests, calibrates, and adjusts temperature control and environmental control systems such as air conditioning plants, air environmental control systems, air distribution systems and complex dual equipment cooling installations, evaporative mechanical ventilation, and dehumidification systems.
• Maintains logs and records to document maintenance and repair activities.
• Conducts tours as required to inspect and evaluate equipment operating statuses.
• Completes reactive and preventive maintenance work orders through a computerized maintenance work order system to adjust and install HVAC components such as filters, belts, starters, circuit boards, valves, motors, fans, relays, fuses, compressors, condensers, variable frequency drives, transformers, pressure regulators, thermostats, sensors, and water pumps.
• Trains and mentors other assigned heating and cooling technicians as needed.
• Operates equipment through control panels, i.e. OptiView, AdaptiView, Carrier single line panel, etc.
• Interprets wiring diagrams in order to locate failures.
• Reviews work layout from blueprints, drawings, models, and verbal and written instructions.
• Escorts technicians, vendors and suppliers as needed.
• Supports after hour emergencies and planned activities as directed by management.
• Operates customer and company owned motor vehicles and/or other equipment.
• Captures and reports own labor, materials and supplies used through the work order system.
• Supports other departments as needed.
• Performs other duties as assigned.

Requirements

• At least Five (5) years of experience in the HVAC trade in service and maintenance.
• At least Three (3) years of experience directly maintaining and repairing chillers and cooling towers.
• Possess a valid Journeyman HVAC license or equivalent.
• Possess a valid State License or OEM Factory Certification.
• Possess and maintain or obtain within 6 months and maintain the Hepatitis B vaccination.
• Thorough knowledge of refrigeration, chillers, HVAC, pneumatics, steam, and condensate systems.
• Familiarity with basic mathematical functions as required.
• Extensive knowledge of hand and power tools.
• Thorough knowledge of National and Local Building HVAC codes.
• Ability and willingness to travel to attend training directly related to increasing job-related skills.
• Ability to work a variety of people in a professional, courteous manner in diversified situations.
• Mature judgment and ability to work with minimal supervision.
• Demonstrate the ability to read and write.
• Ability to pass pre-hire background and drug screen.
• S. Citizenship.
• Ability to obtain and maintain the required intelligence community level clearance.
• Valid driver’s license with suitable driving record.