Position Summary
This role supports the operation and maintenance of the City of Elmhurst Water Production and Wastewater systems. Depending on experience, the position ranges from entry-level to skilled, with responsibilities that include the safe and efficient operation of departmental systems, adherence to safety procedures, and the ability to respond to emergency situations. Entry-level employees (Operator II) work under close supervision, while skilled workers (Operator I) perform duties with minimal supervision.

Essential Functions
WRF Operations

Ability to perform or assist with daily operations and maintenance of WRF facility.
Ability to collect and analyze process labs and, with advanced skills, perform operational adjustments as needed.
Ability to collect and analyze NPDES samples and, with advanced skills, to administer operational adjustments based on test data

Potable Water System Operations

Ability to perform or assist in routine operations and maintenance of potable water facilities.
Ability to collect and perform all needed compliance sampling.

Sanitary Lift Station and Stormwater Operations

Ability to perform or assist in all routine operations and maintenance of storm water assets.
Ability to exercise or assist in routine operations and maintenance of sanitary lift stations.

General

Must demonstrate ability to be on call within 12 months of hire if new employee. If internal employee is promoted, ability to respond will start when promoted.
Monitors operation of potable water systems, sanitary lift stations, and storm water pumping systems; notifies support personnel and responds appropriately in the case of abnormal operating conditions or breakdowns.
Required to participate equally in after-hours rotation of on call laptop within 12 months.
Must demonstrate ability to operate asset management system within 12 months of hire. If internal employee is promoted, this skill must already be obtained.
Operates equipment used in the water and wastewater department including: motors, pumps, bar screens, clarifiers, aerators, valves, blowers, chlorinators, grinders and other related equipment.
Inspects, adjusts and monitors equipment and performs necessary adjustments with proper direction.
Ability to troubleshoot or report equipment malfunctions and breakdowns. Operator I - demonstrates the ability to perform necessary repairs based on findings identified.
Performs equipment maintenance, such as lubricating pumps, replacing pump shafts, bearings, oil and grease seals, packing and chain drives.
Performs routine cleanliness, safety, and upkeep both within the plant and at outside stations and assets.
Reports non-routine maintenance needs, process control problems, supply needs and unusual instrument readings to management.
While on duty, stays in active phone communication and responds to emergency operations.
Must participate in Public Works Snow Plowing program as assigned.
Assures the maintenance and safety of work areas and equipment to promptly correct work hazards, as necessary. Reports all work related injuries immediately, complies with all safety rules and attends appropriate safety programs.
Promotes and maintains responsive community relations.
Promotes teamwork and maintains positive working relationships.
Performs related duties and manual labor as assigned.
Operator I - must be able to work in team manner to mentor and train other employees as assigned.

Qualifications

Operator I: Must possess a high school diploma or a General Education Development (GED) certificate. Additionally, new employees must have a minimum of five (5) years of experience and/or training in the operation and maintenance of water and wastewater systems.
Operator II: Applicant should possess a high school diploma or General Education Degree (GED); AND new employees must have minimum of 1 year of experience and/or training in the operation and maintenance of equipment used within water and wastewater systems.
Valid driver’s license.
Ability to obtain a CDL Class “A” license (with air brakes) within 12 months of employment if new employee. Must maintain driver’s license with CDL Class Endorsements while employed.
In addition, Operator I must possess a minimum IEPA Class C Public Water Supply Operator’s License, or minimum IEPA Class 2 Wastewater Operator’s License.

Required Knowledge and Skills

Knowledge and understanding of the operational and safety procedures as outlined in associated regulations, standard operating procedures and practices found in department manuals.
Knowledge and understanding of machines, equipment and operating practices, as well as the occupational hazards and necessary safety precautions in the water and wastewater fields.
Knowledge of utilizing tablets to identify and troubleshoot issues within water, wastewater, and storm systems.
Ability to add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, and decimals. Ability to compute rate, ratio, and percent.
Ability to interpret and make needed adjustments from charts, gauges, and instrument readings.
Must practice all safety policies at any time.
In addition, Operator I: Ability to calculate water and wastewater formulas to properly operate a wastewater plant (F/M, MCRT, HP, ETC).

Interested, qualified candidates are asked to submit a completed application and resume online at https://elmhurst.org/jobs . Offers of employment are subject to successful completion of background check, drug screen, and physical. Applications will be accepted through 5:00 pm on Friday, January 16, 2026. This position is open until filled.

The City of Elmhurst is an equal opportunity employer.

City of Elmhurst, IL

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