Wastewater Maintenance Specialist I

at Pima County Government in Tucson, Arizona, United States

Job Description

Department - Regional Wastewater Reclamation

OPEN UNTIL FILLED

Job Type: Classified

Job Classification: 5803 - Wastewater Maintenance Specialist I

Salary Grade: 6

Pay Range

Hiring Range: $21.76 - $25.56 Per Hour

Pay Range: $21.76 - $29.36 Per Hour 

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 10/23/2026.

We are seeking a motivated, detail-oriented Maintenance Specialist I to join our Instrumentation Team. In this entry-level role, you will work alongside experienced technicians and engineers to support the installation, calibration, preventive maintenance, and basic troubleshooting of industrial process control systems, field instruments (such as flow, pressure, level, and temperature transmitters), and automated control loops.

The ideal candidate brings a strong foundation in electrical, electronic, or instrumentation fundamentals, a high mechanical aptitude, and an eagerness to learn complex SCADA, PLC, and industrial automation environments. This is an exceptional opportunity for a driven professional looking to build a long-term career in industrial instrumentation, process control, and facility maintenance while working in a safety-first, team-oriented environment.

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 repairs and routine maintenance of industrial wastewater pumps, pumping systems, industrial electrical systems, instrumentation, and power generating engines;
• Assists Wastewater Mechanics, Instrumentation Specialists, and Trades Maintenance Specialists and Technicians in non-routine maintenance, repairs and construction of assigned facilities and systems;
• Assists Wastewater Mechanics in the repair and maintenance of wastewater treatment facilities and wastewater conveyance systems;
• Assists other journey-level trade workers, such as painters, welders, electricians, and instrumentation technicians;
• Assists specialists/technicians in the installation, maintenance, and repair of specialized equipment or controls;
• Lifts and moves heavy materials, tools, and supplies;
• Uses and maintains safety and personal protective equipment;
• Performs operator-level maintenance, servicing and adjustments of common tools and equipment;
• Performs worksite clean-up following completion of jobs.

Minimum Qualifications:

One year of experience working in industrial mechanical maintenance and repair, pumping systems, instrumentation, process control, electrical systems or power generation engine maintenance. (Work experience limited to automotive, truck or heavy equipment maintenance is not qualifying experience.

(Relevant experience and/or education from an accredited college or university may be substituted.)

OR:

One year of experience with Pima County as a Maintenance Mechanic, Utility Service Worker I, Trades Maintenance Helper or Trades Maintenance Technician in other than automotive, truck or heavy equipment repair and/or maintenance.

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 one (1) year experience with instrumentation, including installation, calibration, repair and routine maintenance of pressure, level measurement, flow meter, automated sampling, and chemical analyzer systems.
• Minimum one (1) year experience with industrial mechanical equipment, performing repairs and routine maintenance of industrial equipment.
• Minimum one (1) year experience obtaining and analyzing process samples, determining calibration requirements and performing calibration of analyzer systems.
• Minimum one (1) year experience using digital multimeters or process meters.
• Minimum one (1) year experience in fabrication of control panels and cabinetry.
• Minimum one (1) year experience maintaining work history for maintenance and preventative maintenance activity logs and computer tracking software.
• Minimum one (1) year experience interpreting blueprints, schematics, and diagrams during maintenance activities.

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.