Hillsborough County Government logo or seal
Hillsborough County Government

Refrig Air Cndtng Mechanic III (#RFACM3AFSK) AFSK
$15.22-$24.16 Hourly / $2,638.13-$4,187.73 Monthly / $31,657.60-$50,252.80 Yearly

Refrig Air Cndtng Mechanic III (#RFACM3GENK) GENK
$15.15-$24.06 Hourly / $2,626.00-$4,170.40 Monthly / $31,512.00-$50,044.80 Yearly


Performs highly skilled duties installing, maintaining and repairing various types of refrigeration, air conditioning and ventilating systems.


Completion of the tenth grade; and

Three years of experience in the maintenance, repair and installation of refrigeration, air conditioning and ventilation equipment.

Or any equivalent combination of education, training and experience that would reasonably be expected to provide the job-related competencies noted below.


  • Customer Commitment - Proactively seeks to understand the needs of our customers and provide the highest standards of service.
  • Dedication to Professionalism and Integrity - Demonstrates and promotes fair, honest, professional and ethical behaviors that establishes trust throughout the organization and with the public we serve.
  • Organizational Excellence - Takes ownership for excellence through one's personal effectiveness and dedication to the continuous improvement of our operations.
  • Success through Teamwork - Collaborates and builds partnerships through trust and the open exchange of diverse ideas and perspectives to achieve organizational goals.


  • Considerable knowledge of refrigeration, air conditioning and ventilation operating principles.
  • Considerable knowledge of safety requirements.
  • Considerable knowledge of the electrical aspects of refrigeration, air conditioning and ventilation equipment.
  • Skill in the application of supervisory techniques.
  • Skill in working with tools.
  • Ability to diagnose HVAC equipment using laptop and hand held devices.
  • Ability to diagnose and repair boiler equipment. 
  • Ability to troubleshoot and diagnose refrigeration and air conditioning mechanical and electrical problems.
  • Ability to climb ladders.
  • Ability to work in high places.
  • Ability to lift and carry up to 30 pounds.
  • Ability to prioritize work.
  • Ability to read and understand mechanical and electrical diagrams.
  • Ability to work effectively with others.


NOTE: The following duties are illustrative and not exhaustive. The omission of specific statements of duties does not exclude them from the position if the work is similar, related, or a logical assignment to the position. Depending on assigned area of responsibility, incumbents in the position may perform some or all of the activities described below.
  • Installs, troubleshoots and repairs all types of refrigeration, air conditioning and ventilation equipment, such as, central, wall and window air conditioning units; exhaust fans and blowers; walkin and chesttype freezers; ice machines and water coolers.
  • Schedules preventative maintenance and repairs.
  • Prepares necessary drawings and sketches.
  • Requisitions and maintains a supply of replacement parts.
  • Operates refrigeration gauge, volt/ohm meter, vacuum pump, recovery systems, welding equipment and other related tools and equipment.
  • May assign, supervise and inspect the work of lower level workers.
  • Performs other related duties as required.


Possession of a Chlorinated Fluorocarbons (CFC) Type II certification within the six month probationary period.

CLASS: RFACM3AFSK; EST: 11/15/1996; REV: 4/26/2012;
CLASS: RFACM3GENK; EST: 11/15/1996; REV: 4/26/2012;