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Filter Plant Operator

City of Green Bay
Luxemburg, WI Full Time
POSTED ON 5/10/2026
AVAILABLE BEFORE 6/9/2026
Help keep our community’s drinking water safe and reliable! We’re looking for a skilled Filter Plant Operator to join our team!

Under general supervision, operates filtration and ozonation plant and equipment to ensure an adequate supply of safe drinking water.  This position is front line to ensure delivery of safe water.

Work Schedule: Monday - Friday on rotating 8-hour shifts, and Saturday and Sunday on rotating 12-hour shifts. Rotating shifts include nights, weekends, and holidays. Extended hours and after hours call-ins as needed.

The City of Green Bay is a leader in employee health and wellness with its Health 1265 program and a goal to engage all employees in their own health and well-being.

We are committed to fostering a diverse and inclusive environment.  We invite candidates of all backgrounds and experiences to apply, knowing that unique perspectives enhance our service to the community. 

Operator
  1. Monitors SCADA control systems for the filtration and ozonation plants and distribution system; makes proper adjustments; determines dosages.
  2. Adjusts chemical doses in response to changing water quality parameters.
  3. Maintains water system hydraulics to ensure appropriate water quantity, supply, and pressure.
  4. Keeps valves, gauges, and mechanical apparatus in working order.
  5. Performs maintenance duties of moderate difficulty.
  6. Assists technician with various tasks.
  7. Performs lab tests using proper analytical techniques.
  8. Manually operates plant equipment in the event the filtration and ozonation plants' SCADA control systems fail.
  9. Utilizes computer and related software to perform job duties.
General
  1. Maintains clean and orderly premises.
  2. Maintains safe work areas and equipment.
  3. Conducts tours through filtration and ozonation plants.
  4. Maintains records; create reports.
  5. Receives chemical deliveries.
  6. Performs related work as required.
     
  • Associate degree in Water Technology or related field.
  • Three years' operating experience in a surface water treatment facility.
  • State of Wisconsin Surface Water Treatment Certification required.
  • Valid driver's license and good driving record.

A combination of equivalent experience and/or education may be considered.

  • Considerable knowledge of the chemicals used in water treatment.  Considerable knowledge of occupational hazards and safe work practices.  Considerable knowledge of motors, valves, gauges, and other water treatment and pumping equipment operations.  Good knowledge of preventative maintenance, general maintenance work, and minor repairs to equipment.  Knowledge of applicable federal, state, and local water regulations.
  • Considerable skill in operating a variety of filtration, ozone and pumping equipment.   Considerable skill in calibrating water quality analyzers.  Working skill in troubleshooting control loops and equipment and in making mechanical repairs.  Considerable skill in operating SCADA control systems.
  • Ability to follow oral and written instructions.  Ability to communicate effectively, both orally and in writing.  Ability to proficiently utilize a computer and the required software.  Ability to establish and maintain effective working relationships with the staff and the public.  Ability to make accurate observations and reports.  Ability to make complex mathematical calculations.  Ability to use time effectively and efficiently and is alert and responsible to anticipate problems.  Ability to assist maintenance staff in identifying and repairing major mechanical problems.  Ability to work the required hours of the position, including availability to work extended hours and after hours call-ins as needed.

May be required to demonstrate minimum competency by successfully passing approved tests.


Physical Requirements
Ability to perform the following activities:

  • Lifting and carrying up to 20 pounds.
  • Occasional lifting/carrying up to 50 pounds
  • Frequent standing, walking, sitting, crawling, reaching and stooping.
  • Ability to focus on projects for a long period of time.
  • Ability to work in inclement conditions.
  • Occasional climbing of ladders.
  • Occasional working in confined spaces.

The above is not to be construed as an exhaustive statement of duties, responsibilities or requirements.

Salary : $34 - $37

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