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Tucson, Arizona, United States
Onsite
OPEN UNTIL FILLED
Job Type: Classified
Job Classification: 5582 - Wastewater Operations & Maintenance Supervisor I
Salary Grade: 12
Pay Range
Hiring Range: $28.85 - $34.25 Per Hour
Pay Range: $28.85 - $39.96 Per Hour
Range Explanation:
The first review of applications will be on 10/30/2026.
Pima County Regional Wastewater Reclamation Department is seeking an Operations and Maintenance Supervisor I (O&M) to join our team. An Operations and Maintenance Supervisor is responsible for leading a team of O&M Technicians and safely operating and monitoring selected equipment involved in the treatment, processing, and resource reclamation of wastewater and biosolids. In this role, you will ensure the continuity of wastewater treatment operations by performing preventive maintenance and adjustments to equipment and systems, including pumps, motors, blowers, chemical feed equipment, sludge equipment, and basic laboratory equipment. This position is also responsible for collecting and analyzing wastewater samples and recording data relating to the operations and maintenance of equipment and treatment processes.
The Pima County Regional Wastewater Reclamation Department manages treatment plants with permitted flows ranging from 15,000 gallons per day up to 50 million gallons per day. This position is expected to be located at the Mount Lemmon Facility in the scenic Santa Catalina Mountains north of Tucson, Arizona. If the unique challenges of effectively operating a small, manual, and remote treatment plant excites your interest, we invite you to apply.
Work assignments, shifts, and locations will vary depending on the department's needs and will be communicated to the incumbent by the supervisor/treatment management.
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.
Minimum Qualifications:
Possess current Arizona Department of Environmental Quality (ADEQ) certification(s) required for the position at time of application AND four years of experience in the operation of an advanced, complex wastewater/water facility, systems, or related industry/facility.
(Relevant experience and/or education from an accredited college or university may be substituted.)
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.):
Selection Procedure:
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. Depending on the area of assignment, all positions require either a valid Arizona Department of Environmental Quality (ADEQ) Grade 4 Wastewater Treatment or Wastewater Collection System Operator certification. Some positions require a Grade 1 Wastewater Collection certification. Some positions require an Arizona Commercial Driver’s license (CDL) with tanker endorsement. Failure to maintain required certification/licensure shall be grounds for termination. This position requires successful demonstration of internal O&M knowledge and skills within the probationary period.
Special Notice Items: The County requires pre-employment background checks. Successful candidates will receive a post-offer, pre-employment background screening to include verification of work history, education, and criminal conviction history. A prior criminal conviction will not automatically disqualify a candidate from employment with the County. Some positions may carry the risk of exposure to infectious disease, asbestos or wastewater and sewage products, therefore special medical screening prior to or during employment may be necessary to assure employee health and safety. Pima County determines whether a position is eligible for visa sponsorship at the time of recruitment. Eligibility is based on the requirements of the position and applicable laws and regulations. Not all positions with Pima County are eligible for visa sponsorship. This position will require a post-job offer physical and/or drug screen.
Physical/Sensory Requirements: All positions require sufficient body flexibility, mobility, stamina, and balance to allow for standing, walking, sitting, grasping and manipulation of work objects, frequent bending, stooping, reaching, and climbing stairs and ladders. All positions require regular or occasional crawling, kneeling, squatting, lifting/carrying objects up to fifty pounds, pushing and pulling of objects up to seventy-five pounds, and the ability to properly don and doff fall protection to enter and work in confined spaces. Essential to this position is corrected or sufficient vision; the ability to see, read and interpret written information, manuals, gauges, etc., including distinguishing various colors. Also essential to this position is corrected or sufficient hearing; the ability to hear and comprehend voice communications in-person, over a radio and phone, and to hear operating equipment. Frequently required to lift, push or pull objects weighing up to 75 pounds. Action Activity - bending, climbing, kneeling, reaching, crouching, stooping and squatting; Motion Activity - simple/firm grasping and fine movement; Hearing - in noisy areas, on a radio, behind themselves, and equipment alarms; Speaking - in person, on the phone, behind themselves, and on a cell; Vision - Operate a motor vehicle; operate machinery, operate a forklift/power industrial eqiupment, distinguish between colors, have depth perception and peripheral vision.
Working Conditions: Some positions require on-call rotations. All positions require the operation of machinery, powered industrial equipment and motor vehicles. All positions require outdoor work, including during inclement and hot weather, and exposure to waterborne pathogens/agents, hazardous materials and gases, water hazards and wet/slippery surfaces, odors, fumes, humidity, dirt, dust, traffic hazards, venomous pests, uneven surfaces, and electric arc flash potential.
EEO Information: Pima County Government is an Equal Employment Opportunity employer. We are committed to an inclusive and diverse workforce and will not discriminate in employment opportunities or practices on the basis of race, color, religion, national origin, age, disability, gender, sexual orientation, kinship, political interest, or any other characteristic protected by law.