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Recruitment #R4736-B0-o23136


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


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.


  • 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 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: Minimum Qualifications MUST be attained before the recruitment ending date.

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


Completion of the tenth grade; and
Successful completion of a refrigeration and air conditioning program from a Vocational/Technical school; and
Two years of experience in the maintenance, repair and installation of refrigeration, air conditioning and ventilation equipment.


If you believe that you qualify for this position based upon education or training you have received, you will be required to provide a copy of your official college transcripts or copy of diploma from the accredited college/university, and/or a copy of a certificate indicating your successful completion of any required training, before your qualifications will be evaluated.


Note: If you will be faxing copies to the Civil Service Office, please include your full name and last four digits of your social security number, and fax the required documents to (813) 272 - 5620.



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



Selection Process

  Application Screening (Civil Service Office)
  Performance Exam, if required (Civil Service Office)
  Written Exam, if required (Civil Service Office)
  Establish List (Civil Service Office)
  Department Selection Interviews (Hiring Agency)
  Background Investigation (Hiring Agency)
  Job Offer (Hiring Agency)


SPECIAL NOTE:  The position to be filled, as a result of this recruitment, will require working non-standard (shift) hours.


SPECIAL NOTE:  All selected applicants for employment at Hillsborough County Aviation Authority must successfully pass a fingerprint FBI criminal history check in accordance with Federal Aviation Regulation, Part 107.209.


VETERANS' PREFERENCE:  Preference will ONLY be entitled upon initial appointment for eligible veterans and eligible spouses of veterans. Documentation to support entitlement to preference MUST be provided at the time of application.


DRUG-FREE WORK PLACE:  The employers of Hillsborough County have implemented a drug-free workplace and all offers of employment are conditioned on job applicants successfully passing a drug test.


NOTE: Depending on the agency of employment, individuals hired may be required to review Hillsborough County driving eligibility criteria and acknowledge their understanding of its provisions.


NOTE: Employees are required to participate in the response/recovery activities related to emergencies/disasters affecting the County.  They are required to work in their normal job duties or other activities within their skills and capabilities. Proper compensation will be made in accordance with existing rules and procedures.


EXAMINATION: Applicants will be competitively rated on the basis of their training and experience. 


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