WATER CHEMIST III

WATER CHEMIST III

Job Number : 408880

Description

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BID / JOB ANNOUNCEMENT

WATER CHEMIST III

DEPARTMENT OF WATER MANAGEMENT

Bureau of Water Quality

Number of Positions : 1

(Additional vacancies possible pending budget approval)

Salary : $79,260; Grade : G-06

Applications for this position will be accepted until 11 : 59 pm CDT on Monday, December 1, 2025.

This position is open to the public and all current city employees covered under the City's Collective Bargaining Agreement with AMERICAN FEDERATION OF STATE, COUNTY, AND MUNICIPAL EMPLOYEES (AFSCME) - BARGAINING UNIT 1, 3, 4 & 5. Only employees in City job titles in this bargaining unit are eligible to bid.

BID INSTRUCTIONS : Apply on the bid site : https : / / chicago.taleo.net / careersection / 103 / jobsearch.ftl?lang=en AND

1. Check the box on your profile titled "Currently employed by the City of Chicago"

2. Enter your employee ID (located on your pay stub labeled 'payee / employee number')

3. Select your correct bargaining unit

FAILURE TO FOLLOW THESE INSTRUCTIONS WILL RESULT IN A REJECTED BID APPLICATION

Under direct supervision of the chief water chemist and the director of water purification laboratories, the Water chemist III will perform and analyze tests on water samples by using pipe scales, sediment, seepage, and sludge deposits to determine chemical content

ESSENTIAL DUTIES

• Prepares and standardizes chemical solutions prior to analyzing water samples
• Performs standard and non-routine analytical tests on water samples obtained from source water, purification plants, and distribution systems to detect and determine relevant characteristics (e.g., pH level, chlorine residue, turbidity, ammonia, threshold odors, radioactivity, fluoride concentration)
• Performs detailed and standard tests on pipe scales, sediment, seepage, and sludge deposits to determine chemical content
• Analyzes materials used in treating water at filtration plants (e.g., blended phosphate, aluminum sulfate, hydrofluosilicic acid) to ensure conformance with product specifications and safety standards
• Calculates, analyzes, and interprets test results
• Prepares reports on the status and results of testing projects
• Records data and maintains records on tests and analyses conducted in accordance with state and federal guidelines
• Conducts specialized water analyses in response to customer complaints
• Conducts research to discover improved methods of water purification
• Collects data to assist in determining the amounts of chemicals to be used at purification plants
• Maintains and controls inventory of laboratory testing equipment, materials, and instrumentation in conformance with acceptable laboratory standards
• Assists in training personnel on testing procedures, as required
• Oversees subordinate staff on special testing assignments, as required

Additional duties may be required for this position.

Location : Various

Days / Hours : Various

THIS POSITION IS IN THE CAREER SERVICE.

Qualifications

MINIMUM QUALFICATIONS

Graduation from an accredited college or university with a Bachelor's Degree or higher in Chemistry, Chemical Engineering, or a directly related field, plus one (1) year of experience in water purification and chemical analysis

Disclaimer - "Accredited" means any nationally or regionally accredited college, university, or law school where the applicant is enrolled in or has completed an Associates, Bachelors, Masters, or Juris Doctorate degree program.

NOTE : You must provide your transcripts or degree at time of processing, if applicable.

SELECTION REQUIREMENTS

This position requires applicants to complete an interview. The interviewed candidate(s) possessing the qualifications best suited to fulfill the responsibilities of the position will be selected.

APPLICATION EVALUATION : Initial evaluation will be based on information provided on the application and the documents submitted. Department of Human Resource staff will review applications after the final posting date. Staff will follow any and all required Employment / Hiring Plan provisions, federal, state and local laws, and Collective Bargaining Agreements when applicable. Staff will apply hiring preferences as required by the municipal code. Placement on an eligibility list is not an offer or guarantee of an interview nor employment with the City of Chicago.

COMMITMENT TO DIVERSITY : To further our commitment to hiring applicants with diverse experience the City of Chicago has adopted the following ordinances 2-74-020 and 2-74-075. The ordinances provide a preference to applicants who meet minimum qualifications and who are veterans of the Armed Forces, and / or residents of Socio-Economically Disadvantaged Areas (SEDA) and / or Chicago Public School (CPS) high school graduates to be referred to departments for consideration. These hiring preferences do not apply to bidders, as Collective Bargaining Agreements define the hiring process for bidders. For positions covered by a collective bargaining agreement, bidders will be considered before external candidates. To learn more about our hiring practices click here.

For Information on our employees benefits please visit our benefits website at :

https : / / www.chicago.gov / city / en / depts / fin / benefits-office.html

For Information on our salary and title structure visit our classifications website at :

https : / / www.chicago.gov / content / dam / city / depts / dhr / supp_info / JobClassification / 2025_Classification_and_Pay_Plan.pdf

ALL REFERENCES TO POLITICAL SPONSORSHIP OR RECOMMENDATION MUST BE OMITTED FROM ALL APPLICATION MATERIALS SUBMITTED FOR CITY EMPLOYMENT.

The City of Chicago is an Equal Employment Opportunity, Military Friendly, and Fair Chance Employer .

City of Chicago

Brandon Johnson, Mayor

Job Posting

: Nov 17, 2025, 6 : 00 : 00 AM |

Closing Date (Period for Applying) - External

: Dec 2, 2025, 5 : 59 : 00 AM

BU : 04 | Salary : $79,260

Pay Basis

: Yearly