Walter Filtration Plant Operator

Employment Type:

Supervisor: Public Works Supervision Structure

FLSA Status: Non-Exempt

Random Substance Testing: Yes

Position Number: PW/26

Employment Opportunity Summary

This position is responsible for operation and maintenance of the City's water filtration plant, pumping station, booster station and related equipment. This position ensures proper treatment of water in accordance with specifications contained within the Missouri Department of Natural Resources Permit to Dispense and related U.S. EPA parameters including the maintenance of records and analysis of operation and results of maintenance performed.

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Employment Opportunity Additional Details

Job Scope:

The purpose of this position is to help ensure the proper operation of the water filtration facility, pump station, booster station and well field. Successful performance in the job contributes to the effective and efficient treatment of water in compliance with local, state, and federal regulations, permits and associated guidelines.

Essential Duties and Responsibilities:

  1. Monitors and records data from meters, gauges, control panels and any data acquisition systems (i.e. off-site notification system); analyzes data and adjusts chemical feed equipment for proper chemical feed rates to produce high quality water. Makes other necessary adjustments; troubleshoots and corrects problems as directed by supervisor.
  2. Learns to recognize unusual conditions at filtration plant, including changes in the raw water and as applicable, notify supervisor or make needed treatment changes and document all changes made.
  3. Learns the principles of bacteriological analysis and be able to do routine bacteriological sampling and analysis, if needed.
  4. Recognized plant equipment and pump station equipment in need of maintenance and/or repair/replacement. Documents and notifies supervisor or management staff of equipment in need of maintenance, repair or replacement. Operates and monitors the performance of machinery and equipment used to control and the treatment process. Assists in the routine maintenance of all equipment as outlined in the maintenance schedule, or as directed by the supervisor. Prepares and paints equipment, walls and floors.
  5. Conducts maintenance/repair duties and/or janitorial duties including cleaning equipment and work areas, performs housekeeping and grounds keeping duties as needed or as directed by the supervisor.
  6. Assists in corrective maintenance on all structural, mechanical, and electrical systems as directed by the supervisor.
  7. Assists in maintaining and keeping daily operational logs, maintenance logs, laboratory bench sheets, flow charts, inspection logs, and any other required recordkeeping activities.
  8. Assists in the collection and testing of water for operational testing and permit required testing. Follows federal and state rules and regulations regarding the collection, preservation, and testing of all samples collected.
  9. Ensures that the water processed at the filtration plant complies with all applicable state and federal environmental rules and regulations.
  10. Maintains inventory of supplies as directed by the supervisor.
  11. Learn to use feed chemicals such as hydrated lime and chlorine.
  12. Arrives at assigned time, gets along well with others, manages time efficiently, and promotes utility efficiency.
  13. Follows all safety rules and City of Sedalia regulations.
  14. Attends any classes on water purification, as requested and funding allows.
  15. Ability to call in utility locates, when requested.
  16. Performs other related duties as assigned.
  17. Regular attendance is a necessary and essential function.

The duties listed above are intended only as illustrations of the various types of work that may be performed. The omission of specific statements does not exclude them from the position if the work is similar or related to the position.

Minimum Qualifications:

  1. High School diploma or GED.
  2. Some knowledge of standard practices, methods, tools, materials and equipment used in water treatment activities.
  3. Some knowledge of safety standards and precautions connected with water treatment.
  4. Some knowledge of process control equipment.
  5. Must have a valid Missouri Driver’s License.


  1. Promotions may be based upon level of certification with the Missouri Department of Natural Resources and experience. It is recommended that employees work towards certification in the functional areas of drinking water treatment system (DW) operator and distribution system (DS) operator.

Condition of Employment:

  1. Must successfully complete a pre-employment drug screen and agree to be subject to random drug screen throughout employment (safety sensitive position).
  2. Must be able to obtain a Missouri Department of Natural Resources class D level drinking water treatment system (DW) operator certification within 1 year of employment.

Necessary Knowledge, Skills, and Abilities:

  1. Knowledge of water treatment processes.
  2. Ability to work in confined spaces, hazardous traffic conditions or high/dangerous places.
  3. Ability to take water samples and conduct routine laboratory tests.
  4. Ability to use and maintain bench/hand tools and test equipment associated with water treatment.
  5. Ability to read meters and gauges and to record findings.
  6. Ability to recognize unusual conditions in the filtration plant, including changes in the raw water supply, make the needed treatment changes and keep records of all such changes.
  7. Ability to understand and follow written and oral instructions.
  8. Ability to work cooperatively with others.
  9. Knowledge of mathematics, basic chemistry, and microbiology.
  10. Knowledge of federal, state and local water treatment guidelines and procedures.
  11. Knowledge of water filtration plant and laboratory operations.
  12. Knowledge of the principles of bacteriological analysis and be able to conduct routine bacteriological sampling and analysis, if needed.
  13. Knowledge of pump and booster station operations.
  14. Knowledge of health and safety precautions and procedures associated with water processing.
  15. Skill in calibrating, maintaining and reading various meters.
  16. Skill in operating water processing equipment such as pumps, valves, automatic samplers, flow meters, laboratory sampling and testing equipment and automated control systems.
  17. Skill in using basic tools such as socket wrenches, power tools, and screwdrivers.
  18. Skill in using a computer including Excel and Word, oral and written communications.


  1. Missouri Department of Natural Resources rules & regulations, EPA rules & regulations, established procedures for water treatment and supervisory instructions.
  2. City and department policies and procedures.
  3. Guidelines require judgment, selection, and interpretation in application.


The work consists of related water treatment duties. Exposure to raw water, high-voltage equipment, and chemicals and the need to work in confined spaces contribute to the complexity of the work.

Principal Working Relationships:

  1. Co-workers, other city employees
  2. Vendors
  3. The general public

Purpose of Contacts:

Contacts are typically to give or exchange information, provide services, resolve problems, motivate or influence persons, and clarify, justify, defend, negotiate, or settle matters.

Supervisory and Management Responsibility:


Physical Demands:

The physical demands described here are representative of those that must be met by an employee to perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

The employee occasionally lifts and carries light and heavy objects (100+ lbs.) and/or pushes and pulls up to 150 pounds, as required, climbs ladders, and must have clarity of vision including three-dimensional vision, ability to identify and distinguish color and precise hand-eye coordination. There may be periods of prolonged walking, sitting or standing.

The employee must be able to feel attributes of objects, grasp, push, stand, walk, drive, reach with hand/arms, bend, stoop, squat, kneel, crouch, twist, climb/balance and reach both to ground level and overhead, and operate mechanical equipment.

The employee is regularly required to have repetitive wrist, hand and/or finger movement.

The employee may be exposed to noises including loud and machinery-related noises.

The employee may be required to wear Personal Protective Equipment as required for the assigned job duties. Some tasks may require use of a respirator.

Work Environment:

The work is typically performed at the filtration plant, in an office and/or outdoors. The employee may be exposed to loud noise levels, dust, dirt, pollen, machinery with moving parts, and wet/humid conditions, inclement weather, vibration, extreme temperatures (hot/cold), mechanical oils, airborne particles/fumes, inclement weather, risk of electrical shock associated with equipment and wiring, subject to areas of confined space or with poor lighting and ventilation; fumes and/or odor; potentially hazardous or cancer-causing agents/chemicals. The work requires the use of protective devices.