Wastewater Treatment Plant Operator I, II, III

Wastewater Treatment Plant Operator I, II, III

Salary

$57,220.80 - $102,939.20 Annually

Location

Neely Wastewater Plant - 402 N Neely St, Gilbert, AZ 85233, AZ

Job Type

Full Time

Job Number

27-0036

Department

PUBLIC WORKS WASTEWATER

Division

PW WW COLLECTION GRAVITY SYS

Opening Date

08/11/2026

Closing Date

8/30/2026 11:59 PM Arizona

• Description
• Benefits
• Questions

We Are Seeking

Team Gilbert has an exciting opportunity for a highly motivated professional to fill the position of Wastewater Treatment Plant Operator I, II, III. With every job we fill, our focus is on providing best-in-class service to our citizens while offering opportunities for professional growth in a rewarding, innovative work environment.

The Wastewater Treatment Plant Operator I, II, III reports to the Wastewater Treatment Supervisor. The primary functions of this position include:

• Operating and monitoring wastewater treatment processes plant-wide, using both SCADA systems and manual controls
• Performing lab testing and analysis to manage biological treatment, chemical dosing, and disinfection processes
• Completing routine plant and equipment maintenance, including general housekeeping and support to maintenance staff
• Maintaining accurate operational records - log books, lab reports, inspection reports, and daily rounds
• Building a working knowledge of treatment plant operations, the reuse distribution system, and the wastewater collection system
• For a full list of duties, please review the job descriptions: Wastewater Treatment Plant Operator I, Wastewater Treatment Plant Operator II, Wastewater Treatment Plant Operator III

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

Tentative Recruitment Timeline:

• Posting Closes: August 23, 2026
• Tentative In-Person Interviews: Week of August 31, 2026
• Tentative Start Date: September 28, 2026

About You

Youre someone who takes pride in precision and doesnt mind getting your hands dirty to keep essential infrastructure running. Youre comfortable learning new systems - whether that means reading SCADA displays or running lab analysis on a complex biological treatment process - and you know how to document your work carefully so nothing slips through the cracks. Shift work, physical demands, and the occasional hazard that comes with operating a treatment plant dont intimidate you; you show up ready to problem-solve and help protect the communitys water systems. You see this role as a launchpad rather than a landing spot, and youre ready to work toward your ADEQ certifications and advancement within your first two years.

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:

Wastewater Treatment Plant Operator I ($27.51 - $39.89/hr)

• High School Diploma or equivalent (G.E.D.)
• 0-2 years of experience in public-sector wastewater treatment plant operations
• Ability to work day, evening, and night shifts as required, including overtime when necessary, under the direction of a Wastewater Treatment Operator II or III
• Valid Arizona driver license
• ADEQ Grade 1 Wastewater Treatment Plant Operator certification within 6 months of hire (Grade 2 required for advancement to Operator 2)
• Confined space entry certification within 6 months of hire
• Any equivalent combination of experience and training that provides the knowledge and abilities necessary to perform the work

Wastewater Treatment Plant Operator II ($30.94 - $46.41/hr)

• High School Diploma or equivalent (G.E.D)
• 2-5 years of experience in public-sector wastewater treatment plant operations.
• Must be able to work day, evening, and night shifts as required and overtime when necessary
• Valid Arizona drivers license
• ADEQ Grade 2 Wastewater Treatment Plant Operator certification by time of hire or promotion
• Must be certified for confined space entry within 6 months of hire.

Wastewater Treatment Plant Operator III ($33.00 - $49.49/hr)

• High School Diploma or equivalent (G.E.D)
• 5 plus years of experience in public-sector wastewater treatment plant operations.
• Must be able to work day, evening, and night shifts as required and overtime when necessary.
• Valid Arizona Drivers License
• ADEQ Grade 3 Wastewater Treatment Plant Operator certification at time of hire.
• ADEQ Grade 4 Wastewater Treatment Plant Operator certification is preferred.
• Any equivalent combination of experience and training that provides the knowledge and abilities necessary to perform the work.

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 plant and field environment, with exposure to chemicals, moving mechanical parts, electrical currents, and extreme temperatures.

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.

Why Team Gilbert?

View this presentation here.

We Are Here to Help!

Gilbert is committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. If any reasonable accommodation is needed while participating in the application and interviewing process, please contact our People Team (Human Resources) at 480-503-6823. Requests should be made as early as possible to allow time to arrange the accommodation.

Gilbert provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

Gilbert offers a comprehensive benefits package for qualifying positions that includes medical and dental insurance, life insurance, disability, pension, tuition reimbursement, parental leave, babies at work, and more! Click Here to see a list of our benefit offerings at-a-glance, or visit our website to see our full employee benefits guide.

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 of the information requested in these supplemental questions will disqualify you from further consideration, so please be thorough in answering the questions. Please indicate whether or not 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 possess a valid Arizona Drivers License?

• Yes
• No

04

How many years of experience do you have in public-sector wastewater treatment plant operations?

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

05

Do you possess an Arizona Department of Environmental Quality (ADEQ) in Wastewater?

• Yes
• No

06

Please list any ADEQ certifications you hold and the corresponding grade. If you do not possess any, please enter "N/A."

07

This position must be able to work day, evening, night shifts and overtime as required based upon plant needs. Are you willing and able to meet those expectations?

• Yes
• No

08

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
• Veterans Spouse/Surviving Spouse
• Disabled Person

Required Question

Employer Town of Gilbert

Address 50 E. Civic Center Drive

Gilbert, Arizona, 85296

Phone (480) 503-6823

Website https://gilbertaz.gov/jobs