Under immediate supervision, performs entry level professional sanitary engineering work in connection with water quality control and sterilization and the installation of City water systems. This water quality and environmental engineering position performs duties maintaining water distribution systems, and performs related duties as required ESSENTIAL DUTIES • Works in the field inspecting plumbing lines and appurtenances and selects water samples to test for chemical residuals, clarity, odor, and taste • Participates in the sterilization of pumping stations, tunnels, water mains, and other structures of the City's water intake and distribution systems • Collects and analyzes water samples in connection with river and lake pollution surveys, dead end main surveys, and other assigned projects • Compiles laboratory data and prepares reports and charts on water quality for inclusion in reports submitted to federal and state regulatory agencies • Assists in the disinfection of mains prior to placing in service • Oversees the sampling of new and repaired mains prior to placing in service • Investigates consumer complaints, large main breaks, pumping station shutdowns, and water distribution system emergencies, in a timely and effective manner while providing good customer service, to determine the impact on the City's potable water and makes recommendations to maintain its integrity • Participates in engineering studies involving the development of more efficient equipment or procedures for the operation and maintenance of water systems • Inspects and maintains equipment and supplies used in water quality monitoring and water main disinfecting activities • Maintains records of inspections, water samples, correspondence, and related documentation • Orders equipment and supplies used in monitoring and disinfecting activities, as required Additional duties may be required for this position. Location: Varies Days/Hours: Varies ("On Call" duty as required) 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 Sanitary, Chemical, Civil, or Environmental Engineering or a directly related field of engineering Licensure, Certification, or Other Qualifications A valid State of Illinois driver's license is required PHYSICAL REQUIREMENTS • Ability to stand and walk for extended or continuous periods of time. • Ability to operate an automotive vehicle. • Ability to collect water samples from lakes, tunnels, pumping stations and water mains • Ability to open a fire hydrant 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://my.chicago.gov/dam/intranet/documents/depts/dhr/INFORMATION/2026_Classification_and_Pay_Plan.pdf ALL REFERENCES TO POLITICAL SPONSORSHIP OR RECOMMENDATION MUST BE OMITTED FROM ALL APPLICATION MATERIALS SUBMITTED FOR CITY EMPLOYMENT.