Salary : $61,753.00 - $107,007.00 Annually
Location : San Tan Water Treatment Plant, 3695 E. Occotillo Rd., Gilbert, AZ 85298, AZ
Job Type: Full Time
Job Number: 27-0062
Department: PUBLIC WORKS WATER
Division: PW WTR WTP SAN TAN VISTA
Opening Date: 09/17/2026
Closing Date: 10/4/2026 11:59 PM Arizona

The Water Quality Chemist I/II reports to the Water Quality Program Manager. The primary functions of this position include:

• Perform routine to advanced laboratory analyses on drinking water samples - including wet-chemistry and microbiological testing, and, at the Chemist II level, advanced instrumentation such as ICP-MS, GC/MS, and Ion Chromatography
• Prepare reagents, standards, and media, and operate and calibrate laboratory equipment ranging from balances and spectrophotometers to advanced analytical instruments
• Follow - and at the Chemist II level, help develop and revise - quality assurance/quality control procedures, SOPs, and laboratory certification compliance activities
• Accurately enter and manage sample and analytical data in the Laboratory Information Management System (LIMS)
• Support a safe, organized laboratory environment and participate in ongoing training; Chemist II staff also mentor and train Chemist I team members
• For a full list of duties, please review the job description for or

This is an FLSA Exempt, at-will position with the Town of Gilbert.

Tentative Recruitment Timeline:

• Posting Closes: October 11, 2026
• Tentative In-Person Interviews: October 19, 2026
• Tentative Start Date: November 9, 2026

About You
You're a detail-oriented scientist who takes pride in producing accurate, defensible water quality data. Whether you're just starting your laboratory career or you've spent years running advanced instrumentation, you follow procedure precisely and document your work thoroughly. You're comfortable in a fast-paced certified lab environment, and you understand that clean water for the community depends on the rigor you bring to every sample. If you're further along in your career, you also enjoy mentoring newer analysts and helping strengthen the lab's quality systems.

At Team Gilbert, we hire innovative, forward-thinking problem-solvers who love what they do! This is a flex posting - you'll be considered for whichever level matches your background. In addition to possessing the ability to live out our core and functional values daily, candidates must possess the following requirements:

Chemist I (entry level):

• Bachelor's degree in chemistry, microbiology, biology, environmental science, or a related field
• Basic understanding of laboratory techniques and safety principles
• Ability to follow written and verbal instructions with attention to detail

Chemist I Pay Range: $61,753 - $92,630

Chemist II (mid-level):

• Bachelor's degree in chemistry, microbiology, biology, environmental science, or a related field
• Minimum of 3 years of certified drinking water or environmental laboratory experience
• Proficiency with advanced analytical instruments and QA/QC practices

Chemist II Pay Range: $71,338 - $107,007

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 laboratory and water treatment plant 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.

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! to see a list of our benefit offerings at-a-glance, or visit our website to see our
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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". The 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

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Do you possess a Bachelor's degree in chemistry, microbiology, biology, environmental science, or related field?

• Yes
• No

03

How many years of experience do you have in a certified drinking water or environmental laboratory?

• Less than 1 year
• 1 - 3 years of experience
• 3 - 5 years of experience
• 5+ years of experience

04

How many years of experience do you have keeping and maintaining detailed records?

• Less than 1 year
• 1 - 3 years of experience
• 3 - 5 years of experience
• 5+ years of experience

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How many years of experience do you have with LIMS platforms?

• Less than 1 year
• 1 - 3 years of experience
• 3 - 5 years of experience
• 5+ years of experience

06

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