Air Conditioning Mechanic

Compensation & Salary

Grade: T19 | Salary Range: $35.01-$45.50 | Opening Date:
June 8, 2026 | Closing Date: (not specified)

Ronald Reagan Washington National Airport (DCA) or Washington Dulles International Airport (IAD)

Air Conditioning Mechanic

Utilities Division, Engineering and Maintenance, Ronald Reagan Washington National Airport (DCA) or Airport Maintenance, Washington Dulles International Airport (IAD)

• Respond to emergency calls, troubleshoot and identify problems, and perform necessary repairs, adjustments, or corrections.
• Dismantle and repair, replace, or reassemble electrical, electronic, and pneumatic control AC units and associated HVAC units.
• Install and fit bearings, bushings, connecting rods, and shafts; align motors and flywheel drives; adjust controls; set heat anticipators and rewires units; install purge units for recovery (at DCA).
• Repair non-functioning water coolers and window air conditioners.
• Recommend modifications to equipment, preventive maintenance procedures, and operational cycles for efficient operation.
• Manually adjust heat pumps from cooling to heating; coordinate actions with AEM Shop (IAD) and the Airport Fire Department on initial start-ups when smoke detectors sound alarms.
• Weld, brazed, solder, bend, and cut pipe and tubing.
• Work late, after hours, or overtime as needed to make repairs.
• Cleans condenser and evaporator coils regularly.
• Work with Siemens Building Automation System (BAS) and troubleshoot and replace Direct Digital Controls (DDC) (at DCA).
• Perform chemical tests of cooling-tower water.
• Guide AC Repairers, HVAC Apprentices, or other workers and provide on-the-job training as necessary.
• Occasionally clean cooling towers, machine rooms, and paint equipment.
• Write discrepancy reports for problems encountered on tenant-maintained equipment.
• Perform other duties as assigned.

• Four years of progressively responsible experience in installation, test, diagnosis, maintenance, and repair of air conditioning equipment and systems.
• Full performance (journey) level knowledge and skill in the HVAC trade.
• Knowledge and skill in making repairs to chillers, chilled water systems, and boilers (low-pressure hot water) (at DCA).
• Skill in using tools, technical manuals, schematics, blueprints, manufacturer’s materials, and other equipment for journey-level HVAC work.
• Ability to analyze data and information, including blueprints and schematics.
• Ability to work safely and knowledge of OSHA safety rules, regulations, and procedures.
• Ability to speak and write effectively.
• Skill in using a computer, computerized work order, and time and attendance system.

• Licensed as a Journey HVAC Mechanic (or higher).

A high school diploma or a Certificate of General Educational Development (GED).

• A state driver’s license in good standing.
• Universal Certification (Section 608) by the Environmental Protection Agency (EPA) within 30 days of hire, promotion, or placement in the job.

• Work is reviewed in progress and upon completion for quantity, quality, timeliness, teamwork, customer service, and other factors.
• Operates vehicle landside and airside (requires AOA permit).
• Subject to hold-over and recall on a 24-hour basis for essential services and emergencies such as snow removal.
• May be subject to night, weekend, or rotating shift work.
• Work requires moderate to heavy physical exertion (lifting up to 100 pounds); may bend, stoop, crouch, work in a cramped position, work from heights, and climb ladders.
• May be subject to potential hazards common to the airport environment and the air conditioning trade.
• Wears personal protective gear, as necessary.
• A background security investigation will be required for all new hires.

Metropolitan Washington Airports Authority is an Equal Opportunity Employer.