Range Explanation:
Hiring Range is an estimate of where you can receive an offer. The actual salary offer will carefully consider a wide range of factors, including your skills, qualifications, experience, education, licenses, training, and internal equity.
Pay Range is the entire compensation range for the position.
The first review of applications will be on 08/28/2026.
The HVAC Supervisor leads and participates in advanced or expert levels of operation, maintenance, repair, diagnosis, trouble-shooting, construction, fabrication, and preventive maintenance involving commercial-level heating, ventilation and air conditioning (HVAC) work.
Essential Functions:
As defined under the Americans with Disabilities Act, this classification may include any of the following tasks, knowledge, skills, and other characteristics. This list is ILLUSTRATIVE ONLY and is not a comprehensive listing of all functions and tasks performed by incumbents of this class. Work assignments may vary depending on the department’s need and will be communicated to the applicant or incumbent by the supervisor.
Performs operational and preventive maintenance of complex of commercial-level HVAC equipment and systems; Performs critical repairs to complex systems, equipment, and related features to maintain system integrity and functions in accordance with standards, rules, and regulations, particularly those systems or equipment operated under permits or licenses granted by other governmental agencies; Serves as system technical expert in the maintenance and modification of complex commercial-level equipment and systems involving HVAC work;
Interprets and applies required codes or standards to work situations, using complex blueprints, schematics, and diagrams to facilitate work; Prepares working sketches, drawings, and estimates of resources required for assigned projects and recommends modifications to current equipment, facilities, processes, and systems to engineering and support staff and management, to enhance operability, reliability and/or compliance with industrial or governmental standards; Coordinates equipment and system modifications or maintenance with
operations and maintenance staff, supported facility managers, or end-users, to ensure minimal disruption of services; Participates in development of Requests for Proposals and contracts for equipment, supplies, and services; Inspects, services, and maintains common and specialized tools, equipment, and vehicles used in performance of duties; Maintains comprehensive records of work performed, modifications to equipment or systems, and related operations logs; May collect samples of process materials for analysis or to monitor proper
functioning of the systems supported via anual, mechanical, or electronics means.
Minimum Qualifications:
- Eight years of journey-level experience in HVAC projects INCLUDING two years of lead or supervisory experience.
- (Completion of an industry-recognized apprenticeship program in the HVAC specialization may substitute for two years of the above experience requirement.)
- (Relevant experience and/or education from an accredited college or university may be substituted.)
- OR: Four years with Pima County in an HVAC Specialist or related position as determined by the department head at the time of recruitment INCLUDING one year of lead/supervisory experience.
- Qualifying education and experience must be clearly documented in the "Education" and "Work Experience" sections of the application. Do not substitute a resume for your application or write "see resume" on your application.
- Preferred Qualifications : (Be specific in describing your experience in your application. Ensure the descriptions provided illustrate your competencies, specifically addressing the required and preferred qualifications.):
- Minimum six (6) years experience in diagnostics of refrigerant systems, HVAC, and service work.
- Minimum six (6) years experience with/knowledge of chillers, low temp, compressors, industrial, and commercial systems, operation and maintenance.
- Minimum four (4) years of HVAC supervisory experience.
- Experience with/knowledge of Maximo and Workday software programs.
- Universal certification in proper refrigerant practices. (Copy of certification should be uploaded with application.)
- Selection Proce dure : Pima County Human Resources Department reserves the right to admit to the selection process only those candidates that meet the minimum qualifications. All applications will be assessed based on an evaluation of the listed education and experience. Candidates meeting the minimum qualifications may be further evaluated/scored against any advertised Preferred Qualifications. The hiring authority will interview and select the successful candidate from a referral list provided by Human Resources. Additional assessments/testing may be required as part of the selection process .
- Supplemental Information: Licenses and Certificates : Valid driver license is required at time of application. Valid AZ driver license is required at time of appointment. The successful applicant will be subject to a 39-month DOT Motor Vehicle Record review to determine applicant’s suitability to operate county vehicles in accordance with Pima County administrative procedures. Failure to obtain and maintain the required licenses and certifications shall be grounds for termination. Any offer of employment resulting from this recruitment is contingent upon Fleet Services’ review and approval of the candidate’s driving record. Must possess a current EPA Section 608 Universal Certification at time of hire or must be able to obtain the EPA Section 605 Universal Certification within the probationary period of employment (12 months). Some positions require a valid Arizona commercial driver license (CDL) with appropriate endorsement(s) at the time of appointment, or prior to completion of an initial/promotional probation period. Positions requiring a CDL are also subject to applicable State of Arizona and federal standards, rules, and regulations on physical requirements including drug and alcohol testing. Failure to maintain the required licensure shall be grounds for termination.
