Sheriff's Air Conditioning Mechanic

County of Orange
Full Time 1.50) per per week $76,481 - $92,497 Per year CA Orange County Sheriff's Department - Headquarters, 550 N Flower St, Santa Ana, CA 92703, United States



This recruitment will be open on a continuous basis and will close at 11:59 p.m. (PST) on the day the Department needs are met. Applicants are encouraged to apply immediately. 

In addition to performance-based merit increases, this position is scheduled to receive salary range increases on the following dates:

Effective June 28, 2024 – 4.25% increase

Effective June 27, 2025 – 4.00% increase

Salary may be negotiable within the range listed above, based on position requirements and successful candidate's qualifications, subject to appropriate authorization.

Some positions in this job classification may be assigned to work schedules that include weekends, evening shift, or night shift and may be assigned to work in a Correctional Facility.

Night shift or Evening shift differential is paid in addition to hourly salary as listed. An employee who is regularly assigned to the Central Jail, Theo Lacy Branch Jail or James Musick Facility shall be paid an additional one-dollar and fifty-cents ($1.50) per hour for all hours actually paid.  THIS RECRUITMENT IS OPEN TO THE PUBLIC 

This recruitment is being held to establish an Open Eligible List to fill current and future Sheriff's Air Conditioning Mechanic vacancies. The eligible list established may also be used to fill positions in similar/or lower classifications.


The Orange County Sheriff's Department is seeking experienced individuals who possess extensive technical expertise in the field of HVAC/Air Conditioning maintenance, installation and repair. Sheriff's Air Conditioning Mechanics are responsible for installing, maintaining and repairing various types of commercial/industrial air conditioning, heating, and refrigeration equipment; installing and maintaining heating and ventilating duct systems; and performing maintenance, repair and calibration on heating and air conditioning control devices.  


The most successful Sheriff's Air Conditioning Mechanic candidates will possess a minimum of four (4) years of HVAC experience, primarily in the installation, repair and maintenance of industrial and commercial air conditioning systems.

 Technical Expertise
  • Knowledge of and ability to install, maintain, and repair various types of air conditioning, heating, and refrigeration systems.
  • Lay out, install, and maintain heating and ventilating duct systems.
  • Maintain and repair steam and water boilers.
  • Repair and replace control valves.
  • Complete scheduled inspections of all equipment, check pressure valves, and belts.
  • Maintain records of inspections and work performed.
  • Clean coils, oils fans, change filters, and adjust air flow.
Analytical and Problem Solving Skills
  • Troubleshoot units not functioning properly and repair or replace defective or worn parts; diagnose problems and repair pneumatic and electronic control systems.
  • Determine parts and equipment needed for maintenance and repair work and submit job estimates.
  • Review operational charts on boilers and air conditioning equipment to determine efficient operation or significant deviations from normal.
Communication Skills
  • Accurately and concisely exchanges information with others, both orally and in writing.
  • Effectively follows written and oral instruction and is able to give instructions to others.
  • Actively listens to others for full understanding of what is being communicated.
  • Comprehends and interprets technical material related to the job.
  • Records project information to ensure accurate reporting.
Safety Conscious
  • Ability to engage in safe work practices.
  • Ability to comply with all applicable regulations and safety procedures regarding the installation, maintenance and repair of air conditioning/HVAC systems.
Required License/Education
  • Possession of a Universal Technician certificate as required by the Environmental Protection Agency (EPA) in accordance with Section 608 of the Clean Air Act for dealing with refrigerants.

SPECIAL QUALIFICATIONSMust not have been convicted of a felony. Must pass an extensive background investigation to the satisfaction of the Orange County Sheriff-Coroner.
Background screening includes completing of a Personal History Form, interview with a background investigator, fingerprinting and may include a polygraph test. Some of the areas considered in the background screening include prior convictions, traffic violations, drug use and credit problems, employment history, professional references and education verification (i.e. degree, license, or official transcripts. Foreign degrees require an evaluation of U.S. equivalency by an agency that is a member of the National Association of Credential Services (N.A.C.E.S.).

Sheriff Human Resources screens all applications to identify the most qualified candidates for the position based on the skills required to meet the needs of the Department. After the initial screening, the qualified candidates will be referred to the next step and notified of all further procedures applicable to their status in the competition.

Proctored Written Exam | (Refer/non-refer): 

Candidates will be required to take a proctored written exam consisting of job-related multiple-choice questions. Only the highest scoring candidates will move on to the next assessment.

Performance Exam | (Weighted 100%): 

Candidates will be required to participate in a hands-on performance exam consisting of job-related tasks. Only the highest scoring candidates will be placed on the eligible list. 

Based on the Departments needs, the selection procedures listed above may be modified.  All candidates will be notified of any changes in the selection procedure.

After all procedures have been completed, the Sheriff Human Resources will establish an eligible list of qualified candidates.
The County is committed to providing a mechanism to give preferential consideration in the employment process to veterans and their eligible spouses and will provide eligible participants the opportunity to receive interviews in the selection process for employment and paid internship openings.  Please click to review the policy. 

Only on-line applications will be accepted. Resumes will not be accepted in lieu of on-line applications. Application information must be current, succinct and related to the requirements in this job announcement. Your application should demonstrate your professional experience and education related to the specific qualifications/duties listed in this bulletin, including areas which you have developed expertise.