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Heating and Cooling Mechanics

Architecture & Construction

Service Branches

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Work Environment

Heating and cooling mechanics may work inside repair shops. Frequently, they work wherever equipment is to be installed or repaired.

  • Military Status


  • Average Military Salary



Heating and cooling mechanics are responsible for providing the Military with technical and mechanical services regarding heating, cooling, and related systems. They install, operate and perform inspections, testing, troubleshooting, and repairs on malfunctioning systems. They perform maintenance and quality control functions, ensuring compliance with safety and environmental regulations. They supervise and provide guidance to subordinates and they provide recommendations regarding installations and repairments of HVAC/R systems.

Military Training

All enlisted service members complete basic military training, which includes time spent in a classroom and in the field, and covers tactical and survival skills, physical training, military life and customs, and weapons training. Job training for heating and cooling mechanics consists of classroom and on the job instruction, including hands-on practice in repairing heating, ventilation, and air conditioning (HVAC) equipment. Training content may include:

  • Refrigeration theory
  • Installation and repair of refrigeration and air conditioning units
  • Installation and repair of furnaces and boilers
  • Use of diagrams and blueprints
  • Preventive maintenance of environmental control units
  • Procedures for the safe handling of hazardous materials

Helpful Attributes

  • Ability to use hand and power tools
  • Interest in solving problems
  • Interest in working on machines

Related Civilian Careers

  • Security and Fire Alarm Systems Installers
  • Chemical Equipment Operators and Tenders
  • Helpers--Installation, Maintenance and Repair Workers
  • Control and Valve Installers and Repairers, Except Mechanical Door
  • Chemical Plant and System Operators
  • Construction and Building Inspectors
  • Boilermakers
  • Industrial Machinery Mechanics
  • Stationary Engineers and Boiler Operators
  • Mobile Heavy Equipment Mechanics, Except Engines
  • Maintenance and Repair Workers, General
  • Electrical and Electronics Repairers, Commercial and Industrial Equipment
  • Supervisors of Mechanics, Installers and Repairers