Wastewater Maintenance Supervisor

Pima County; Tucson (AZ); On-site; USD 65,000 - 92,000; Full time

Job summary

Pima County's Regional Wastewater Reclamation Department is seeking an experienced Wastewater Maintenance Supervisor. You will lead maintenance operations for vehicles, equipment, and process systems, ensuring reliability and safety while meeting operational standards.

You will plan schedules, supervise staff, and coordinate with internal units and contractors. Proficiency with CMMS and Microsoft Office is required, and a strong focus on safety and continuous improvement is essential.

Qualifications

• Eight years of journey-level experience in the water and wastewater industry with supervisory experience.
• Apprenticeship or accredited training may substitute for two years of experience.
• Relevant education or substitution may apply per recognized programs.

Responsibilities

• Direct maintenance operations, including inspection, repair, servicing, and preventative maintenance of vehicles and equipment.
• Plan and coordinate maintenance activities with wastewater facility operations and CMMS work orders.
• Lead fabrication, modification, and installation based on technical drawings and specs.
• Perform diagnostics and corrective actions on process control systems.
• Manage resources: budgeting, procurement, inventory, and coordination with warehousing.
• Supervise, train, and evaluate staff with a strong emphasis on safety.

Skills

Leadership

Supervision

Maintenance experience

CMMS

Microsoft Office

Education

Apprenticeship in water/wastewater

Relevant college/university substitute

Tools

CMMS

Excel

Word

Outlook

Job description

Job Description Summary

Department - Regional Wastewater Reclamation Job Description

OPEN UNTIL FILLED

Job Type: Classified

Job Classification: 5389 - Wastewater Maintenance Supervisor

Salary Grade: 14

Pay Range

Hiring Range: $65,457 - $78,540 Annually

Pay Range: $65,457 - $91,644 Annually

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 11/06/2026.

Pima County Regional Wastewater Reclamation Department is seeking an experienced and motivated individual to join our team as a Wastewater Maintenance Supervisor. This is an excellent opportunity for a professional with strong leadership skills, technical knowledge, and the ability to effectively supervise employees while promoting a culture of safety, accountability, and operational excellence within an industrial wastewater environment. If you have extensive experience in industrial maintenance and repair, including pumps, compressors, blowers, plumbing, pipe fitting, boilers, chillers, heat exchangers, and preventative maintenance programs. The ideal candidate will be a team-oriented leader who can support and develop employees, provide technical guidance, and help ensure equipment and operations are performed safely and efficiently each day. An ideal candidate should have Computerized Maintenance Management Systems (CMMS) experience and good Microsoft Office applications knowledge, such as Excel, Word, Outlook. If you meet the skills mentioned, and you take pride in safety, teamwork, reliability, and maintaining efficient operations, we encourage you to apply and become part of our team.

Essential Functions:

• Supervises and directs maintenance operations, including inspection, repair, servicing, and preventative maintenance of vehicles, equipment, and systems to ensure reliability and optimal performance;
• Plans, schedules, and coordinates maintenance activities and projects, including integration with wastewater facility operations and use of computerized work order systems;
• Leads and oversees skilled fabrication, modification, and installation of equipment, systems, and facility components based on technical drawings, plans, and specifications;
• Performs and directs quality control analysis, diagnostics, and corrective actions for equipment, instrumentation, and process control systems;
• Manages work-unit resources, including budgeting, procurement activities, inventory control, and coordination with warehousing functions;
• Supervises, trains, and evaluates staff, including development of employee plans, performance appraisals, technical skills training, and enforcement of safety standards and procedures;
• Coordinates activities with internal work-units, external agencies, and contractors to optimize resource use and minimize service disruptions;
• Monitors and evaluates contractor performance, including compliance with specifications and quality of goods and services provided;
• Assists management in development of Requests for Bids, capital improvements, Operation and Maintenance projects, pertinent provisions in contracts, and bid proposal evaluations in area of own expertise and responsibility;
• Ensures proper handling, storage, use, and disposal of hazardous materials and enforces safety protocols and use of personal protective equipment;
• Maintains accurate records and prepares reports on maintenance activities, equipment usage, service history, and operational performance;
• Prepares cost estimates, technical sketches, and documentation for maintenance, repairs, and special projects based on engineering plans and field assessments;
• Inspects, approves, and certifies completed work while ensuring accountability and security of tools, equipment, and materials, particularly in sensitive or regulated environments.

Minimum Qualifications:

• Eight years of journey-level experience in the water and wastewater industry INCLUDING two years of lead or supervisory experience (which may be concurrent with required technical experience.)
• (Completion of an industry-recognized apprenticeship or accredited university job training program in the water and wastewater industry may substitute for two years of the above experience.)
• (Relevant experience and/or education from an accredited college or university may be substituted.)
• OR:
• Five yea