Salary : $84,264.00 - $126,396.00 Annually
Location : Neely Wastewater Plant - 402 N Neely St, Gilbert, AZ 85233, AZ
Job Type: Full Time
Job Number: 27-0023
Department: PUBLIC WORKS WASTEWATER
Division: PW WW COLLECTION GRAVITY SYS
Opening Date: 08/04/2026
Closing Date: 8/23/2026 11:59 PM Arizona

The Wastewater Treatment Plant Operations Supervisor reports to the Wastewater Treatment Superintendent. The primary functions of this position include:

• Leading daily staffing and scheduling to keep the treatment facility fully covered
• Supervising and coaching operational staff, including performance evaluations, training, and hiring
• Monitoring mechanical systems and treatment processes to ensure regulatory compliance and effluent quality
• Overseeing capital and long-range wastewater infrastructure projects, including design and cost review
• Representing the department in interagency meetings and serving as a liaison with regulatory agencies and the public
• For a full list of duties, please review the

This is a full-time, non-exempt position. Employment with the Town of Gilbert is at-will.

Tentative Recruitment Timeline:

• Posting Closes: August 16, 2026
• Tentative In-Person Interviews: August 24, 2026
• Tentative Start Date: September 14, 2026

This timeline is provided as an estimate and is subject to change based on business needs.
About You
You're a natural leader who thrives on keeping a complex operation running safely and smoothly. You know your way around activated sludge and disinfection processes as well as you know how to coach a team, and you move easily between diagnosing a mechanical issue on the floor and presenting a budget update to leadership. You take regulatory compliance seriously - EPA and ADEQ permit limits aren't paperwork to you, they're the standard you hold your team to every day. Whether you're facilitating a staff meeting, walking a facility tour, or fielding a call from an outside agency, you communicate clearly and lead with credibility.

At Team Gilbert, we hire innovative, forward-thinking problem-solvers who love what they do! In addition to possessing the ability to live out our core and functional values daily, candidates must possess the following requirements:

• High school diploma or GED
• One year of specialized or technical training beyond high school
• Associate degree or technical certificate in environmental science, wastewater operations, or a related field
• Five years of experience in wastewater treatment processes, including mechanical, chemical, and biological systems
• Two years of supervisory or lead experience
• ADEQ Grade IV Wastewater Treatment Plant Operator Certification at time of hire (or equivalent certification transferable to Arizona within 3 months)
• Arizona Class D Driver License required

This position requires a pre-employment background check, physical, and drug screen.

This position has been designated as a Medium work position that spends a majority of their workday in a field/hazardous environment.

The physical demands and working conditions information above is meant to provide a general idea of the conditions for this role. Gilbert is committed to being an inclusive employer of candidates with a wide range of abilities, and looks for opportunities to accommodate different abilities within reason.

01

In the questions that follow, you will be asked for information about your work history, to include things such as dates of employment, names of employers and specific details of the work you did. In answer to questions asking you to describe your work experience, if you do not have that type of experience, enter "N/A". Answers provided in this supplemental questionnaire must be substantiated and verifiable in the employment history section of your application. Be aware that submitting a resume in lieu of completing the employment history section of the application and failing to provide all the information requested in these supplemental questions will disqualify you from further consideration, so be thorough in answering the questions. Please indicate whether you accept these terms by checking the appropriate response below.

• Yes
• No

02

Do you have a High School Diploma or GED?

• Yes
• No

03

Do you have an associate degree or technical certificate in environmental science, wastewater operations, or a related field?

• Yes
• No

04

How many years of experience do you have in wastewater treatment processes, including operations of mechanical, chemical, and biological systems?

• No experience
• Less than 1 year of experience
• 1 - 3 years of experience
• 3 - 5 years of experience
• 5+ years of experience

05

How many years of experience do you have in a lead or supervisory role?

• No experience
• Less than 1 year of experience
• 1 - 3 years of experience
• 3 - 5 years of experience
• 5+ years of experience

06

Do you possess an Arizona Department of Environmental Qualify (ADEQ Wastewater Treatment Plant Operator Certification IV?

• Yes
• No

07

Please list any other ADEQ certifications you hold if applicable. Otherwise, enter "N/A"
08

Do you possess a valid Arizona Driver's License?

• Yes
• No

09

The following question is strictly confidential and will not be made part of your application for employment. Preference Status per Arizona Revised Statute 38-492 (select all that apply):

• Veteran
• Disabled Veteran
• Veteran's Spouse/Surviving Spouse
• Disabled Person

Required Question