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Air Conditioning Mechanic (IAD)

Mwaa

Air Conditioning Mechanic This is a journey (full performance) level job in the air conditioning series.

Responsibilities

  • T19 Salary Range: Opening Date: October 31, 2026 Closing Date: Please Note: All job announcements close at 11:59 p.m. of the day before the posted closing date.
  • As an Air Conditioning Mechanic, you will maintain and repair the commercial AC systems at Ronald Reagan Washington National Airport (DCA) or Washington Dulles International Airport (IAD).
  • Serves in the Utilities Division of the Airport Maintenance Department at Ronald Reagan Washington National Airport (DCA) or the Airport Maintenance Department at Washington Dulles International Airport (IAD).
  • Installs, tests, troubleshoots, repairs, and maintains commercial-grade and industrial-scale air conditioning (AC) and ventilation systems, refrigeration equipment, and auxiliary heating and AC units.
  • Performs related functions.
  • GENERAL RESPONSIBILITIES Responds to emergency calls; troubleshoots and identifies problems, and performs necessary repairs, adjustments, or corrections.
  • Dismantles and repairs, replaces, or reassembles electrical, electronic, and pneumatic control AC units and associated HVAC units.
  • Installs and fits bearings, bushings, connecting rods, and shafts; aligns motors and flywheel drives [At DCA]; adjusts controls; sets heat anticipators and rewires units; and installs purge units for recovery.
  • Repairs non-functioning water coolers and window air conditioners.
  • Recommends modifications to equipment, preventive maintenance procedures, and operational cycles for efficient equipment operation.
  • Manually adjusts heat-pumps from cooling to heating, coordinating actions with AEM Shop [At IAD] and the Airport Fire Department on initial start-ups in case smoke detectors sound alarms.
  • Welds, brazes, solders, bends, and cuts pipe and tubing.
  • May occasionally be asked to work late, after hours, or overtime to make repairs Cleans condenser and evaporator coils regularly.
  • Work with Siemens Building Automation System (BAS). [At DCA] Troubleshoots and Replaces Direct Digital Controls (DDC). [At DCA] May perform chemical tests of cooling-tower water.
  • May guide AC Repairers, HVAC Apprentices, or other workers and provide on-the-job training as necessary.
  • Occasionally cleans cooling towers and machine rooms and paints equipment.
  • Writes discrepancy reports for problems encountered on tenant-maintained equipment.
  • Performs other duties as assigned.

Requirements

  • Four years of progressively responsible experience in the installation, test, diagnosis, maintenance, and repair of air conditioning equipment and systems.
  • Full performance (journey) level knowledge of and skill in the HVAC trade. [At DCA] Knowledge of and skill in making repairs to Chillers and Chilled Water Systems and Boilers (low-pressure hot water).
  • Skill in using tools, technical manuals, schematics, blueprints, manufacturer’s materials, and other equipment and guides in journey-level HVAC work.
  • Ability to analyze data and information (including blueprints and schematics).
  • Ability to work safely and knowledge of the Occupational Safety and Health Administration (OSHA) safety rules, regulations, and procedures needed to do so.
  • Ability to speak and write effectively.
  • Skill in using a computer, computerized work order, and time and attendance system.
  • A high school diploma or a Certificate of General Educational Development (GED).
  • CERTIFICATIONS AND LICENSES REQUIRED A state driver’s license in good standing.
  • Universal Certification (Section 608) by the Environmental Protection Agency (EPA) to service HVAC/refrigeration equipment within 30 days of hire, promotion, or placement in the job.
  • SPECIAL FACTORS Work is typically reviewed in progress and upon completion for quantity, quality, timeliness, teamwork, customer service, and other factors.
  • Operates vehicle landside and airside (requires AOA permit).
  • Work requires moderate to heavy physical exertion (lifting objects up to 100 pounds).
  • May bend, stoop, crouch, and work in a cramped position, work from heights, and climbing ladders.
  • May be subject to potential hazards common to the airport environment and the air conditioning trade.
  • Wears personal protective gear, as necessary.

Preferred

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

Benefits

  • A career with the Airports Authority comes with more than just a paycheck; it offers a comprehensive benefits package designed to support you and your family’s health, financial security, and professional growth.
  • Benefits include medical, dental, and vision coverage; well-being resources; health savings and flexible spending accounts; pension and retirement plans; and ongoing training and development opportunities.
  • Discover more about our benefits package here .

Is 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 work. Works rotating shifts.

A background security investigation will be required for all new hires. Metropolitan Washington Airports Authority is an Equal Opportunity Employer.| Follow us on Twitter @MWAAcareers.