Job Title: Air Conditioning Chiller Mechanic

Reports to:Crew Chief of HVAC Services
Job Group:School-Related Personnel


Job Code:5197
Salary Schedule:PG11


Responsible for performing journeyman level work in the heating, ventilation, and air conditioning trade involving, diagnosis and repair of chillers, pneumatics, electric motors, and electronic and computerized control systems.


The following statements are intended to describe the general nature and level of work being performed by individuals assigned to this position. These statements are not intended to be construed as an exhaustive list of all duties and responsibilities required of those in this position.
  1. Maintain, inspect, and repair pneumatic and electronic, electric, and Direct Digital Control (DDC) HVAC system controls.
  2. Use Testing, Adjusting, and Balancing (TAB) techniques to perform diagnostic and troubleshooting functions and determine appropriate resolution.
  3. Examine systems to verify compliance with plans and specifications to detect malfunctions in component parts and equipment during annual inspections.
  4. Study building system design, as-built blueprints, HVAC systems diagrams, technical specifications, and system configurations.
  5. Plan and schedule installation and repair of chiller and HVAC systems.
  6. Order appropriate materials, components, and equipment necessary for efficient system operation.
  7. Assist other maintenance staff on more difficult chiller repairs.
  8. Repair, replace, and remove large motors and other related equipment as needed to ensure proper working order of HVAC and chiller systems.
  9. Perform other duties as assigned.


Requirements are representative of minimum levels of knowledge, skills and/or abilities. To perform this job successfully, the incumbent will possess the abilities or aptitudes to perform each duty successfully. Reasonable accommodations may be made to enable qualified individuals with disabilities to perform the essential functions.


  • Considerable knowledge of the HVAC trade
  • An extensive knowledge of chiller operations including knowledge of automated control systems and components
  • Knowledge of the test and diagnostic equipment and instruments and hand and power tools used in this work
  • Operating knowledge of computer programs, including email, word processing, spreadsheets, and databases
  • Ability to communicate effectively with a variety of audiences, orally and in writing, including electronic media
  • Ability to organize, prioritize, manage, and carry out duties efficiently and within established timeframes
  • Ability to establish and maintain collaborative working relationships with all stakeholders
  • Job requires, on occasion, work beyond normal duty hours in support of emergency or high priority work
  • New hires must meet physical requirements of Post Offer Employment Testing (POET); current employees are not required to have this screening


  • High school diploma or equivalent.
  • Experience in the HVAC trade as a service/maintenance technician or under an apprenticeship/vocational training program with a minimum of four years hands on chiller repair, service, and maintenance
  • Experience with automated system controls
  • OR
  • Any equivalent combination of education and experience which provides the required knowledge, skills, and abilities to perform the essential duties and responsibilities of the position


  • Appropriate valid Florida driver’s license
  • EPA approved Universal Type Refrigerant Recovery Certificate


  • Completion of a trade school or equivalent program in air conditioning and refrigeration.
  • Five years or more experience diagnosing and repairing HVAC systems with a focus on chillers, large pumps, and motors.




Heavy Work: Exerting up to 100 pounds of force occasionally, and/or up to 50 pounds of force frequently and/or up to 20 pounds of force constantly to move objects.


The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.

While performing the duties of this job, the employee is required to sit, talk, and hear; stand and walk; use hands to finger, handle, or feel; reach with hands and arms. The employee occasionally lifts and/or moves up to 50 pounds. Specific vision ability required by this job includes close vision, distance vision, and the ability to adjust focus.


Indoors and Outdoors: The worker is subject to both environmental conditions. Activities occur inside and outside.

Cold: The worker is subject to extreme cold. Temperatures are below 32 degrees for periods of more than one hour.

Heat: The worker is subject to extreme heat. Temperatures are above 100 degrees for periods of more than one hour.

Noise: The worker is subject to noise. There is sufficient noise to cause the worker to shout in order to be heard above the ambient noise level.

Vibration: The worker is subject to vibration. There is exposure to oscillating movements of the extremities or whole body.

Hazards: The worker is subject to hazards. This includes a variety of physical conditions, such as proximity to moving mechanical parts, electrical current, working on scaffolding and high places and exposure to high heat or chemicals.

Atmospheric Conditions: The worker is subject to atmospheric conditions. One or more of the following conditions affect the respiratory systems or the skin: fumes, odors, mists, gases, or poor ventilation.

Oils: The worker is subject to oils. There is air and/or skin exposure to oils and other cutting fluids.


  • General office equipment, including personal computers, fax machines, copiers, telephones, etc. All brands of Chillers HVAC Control systems which may include, but are not limited to, Allerton, KMC, Johnson, Honeywell, Trane Tracer, Carrier and Delta.


Salary and benefits shall be paid consistent with the District’s approved compensation plan. Length of the work year and hours of employment shall be established by the District.

Performance of the job will be evaluated in accordance with provisions of the School Board’s policy on evaluation of personnel.

Nothing in this job description restricts management’s right to assign or reassign duties and responsibilities to this job at any time.

Pasco County Schools will provide reasonable accommodations to qualified individuals with disabilities to allow them to perform the essential functions of the job when such individuals request an accommodation.

Air Conditioning Chiller Mechanic;   EST: February 21, 2017;   REV: n/a;   Board Approved: February 21, 2017

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