Job description


  • Entry level
  • No Education
  • Salary $47,606.00 - $60,762.00 gross per year
  • Lemoore



To lead, oversee, and participate in the more complex and difficult work of staff responsible for operating and maintaining wastewater treatment plant and collection systems and equipment in accordance with State of California requirements for the operation of plants and/or distribution systems; to operate and maintain a wide variety of maintenance tools and equipment; to conduct laboratory testing; and to perform a variety of technical tasks relative to assigned areas of responsibility.


The Senior Wastewater Utility Operator is the advanced journey level class in the Wastewater Utility Operator series. Incumbents provide lead direction, training, and direct while participating in the operation, repair, replacement, and construction of wastewater plant and collection systems. Senior Wastewater Utility Operators perform the most specialized and complex assignments while providing technical and functional supervision of crews. It is distinguished from Utility Operator III in that the latter do not exercise functional supervision.


Receives direction supervision from an assigned Superintendent within their assigned division.

Provides technical and functional supervision of lower level personnel within the Wastewater Utility Operator series and Maintenance Workers training in utility operations.

ESSENTIAL FUNCTION STATEMENTS--Essential responsibilities and duties may include, but are not limited to, the following:

Essential Functions:

- Lead, plan, train, and review the work of staff responsible for operating and maintaining wastewater treatment plant and collection systems and equipment; participate in performing the most complex work of the unit including providing technical and functional supervision and training.
- Train assigned employees in their areas of work including proper work methods, procedures, and techniques.
- Supervise the use, care, and operation of wastewater equipment.
- Verify the work of assigned employees for accuracy, proper work methods, techniques, and compliance with applicable standards and specifications; ensure adherence to safe work practices and procedures.
- Operate and maintain the City wastewater collection and treatment systems; perform preventive maintenance on treatment plant pumps, motors, feeders and other equipment to maintain appropriate plant operations.
- Inspect lift stations to discover existing or potential problems; clean sewer mains; remove obstructions and larger debris.
- Collect and record water samples and plant flow readings; perform a variety of routine water quality laboratory tests; adjust chemical levels as needed; prepare a variety of reports on water testing.
- Maintain electrical and mechanical equipment; inspect pumps and reservoirs to ensure proper working conditions.
- Maintain, repair and service plant operations machinery and equipment; lubricate and change oil on pumps and motors.
- Clean pumps, motors, feeders and other equipment to maintain appropriate plant operations.
- Maintain compliance with regulations governing wastewater treatment operations.
- Perform general facility maintenance such as cleaning, painting and weed abatement activities.
- Prepare various reports; maintain time and material records and reports on all projects.
- Perform confined space entry duties.
- Respond to public inquiries in a courteous manner; provide information within the area of assignment; resolve complaints in an efficient and timely manner.

Marginal Functions:
- Respond to emergency calls from the public and other agencies as required.
- Perform on-call and weekend worker duties as required.
- Perform related duties as required.


Knowledge of:
Principles of lead supervision and training.
Advanced principles and practices of wastewater treatment operations and preventative maintenance.
Municipal wastewater treatment facilities, systems, and equipment.
Operating principles of plant equipment such as valves, pumps, feeders, lift stations and motors.
Principles of the natural sciences including chemistry and biology.
Laboratory analysis techniques and standards for wastewater treatment.
Operational and safety regulations pertaining to wastewater treatment plant operations and equipment usage.
Sampling methods and techniques.
Occupational hazards and standard safety practices.
Modern office equipment including a computer.

Ability to:

Lead, train, and direct the work of other crew members, including equipment operators.
Effectively and courteously explain requirements and departmental policies to the public.
Follow and prepare oral and written instructions.
Maintain records and prepare reports on work completed.
Operate assigned vehicles and equipment in the installation and maintenance of the wastewater and/or water system.
Plan and order materials necessary to accomplish assigned tasks.
Read, interpret, and understand construction drawings and specifications.
Locate wastewater and/or water infrastructure, above and below ground.
Safely operate assigned vehicles, tools and equipment in the installation and maintenance of the utility system.
Perform confined space entry duties.
Work independently in the absence of supervision.
Communicate clearly and concisely, both orally and in writing.
Establish and maintain effective working relationships with those contacted in the course of work.

Experience and Training Guidelines
Any combination of experience and training that would likely provide the required knowledge and abilities is qualifying. A typical way to obtain the knowledge and abilities would be:


Three years of increasingly responsible experience equivalent to Utility Operator III for the City of Lemoore within assigned area.


Equivalent to the completion of the twelfth grade.

License or Certificate

Possession of, or ability to obtain, an appropriate, valid drivers license. Utility Operators from either division may be required to obtain and retain a valid Commercial Class "A" or "B" California Drivers License with appropriate endorsements for entire term of employment.

Possession of, or ability to obtain, an appropriate, valid C.P.R. certificate.

Possession of, or ability to obtain, an appropriate, First Aid certificate.

Must possess and maintain a valid State Water Resources Control Board Grade III License.


Environmental Conditions:

Water and wastewater treatment plant environment; exposure to potentially hazardous chemicals, electrical energy, waste and infectious materials; work in or with water; work or inspect in confined spaces; work on slippery or uneven surfaces.

Physical Conditions:

Essential and marginal functions may require maintaining physical condition necessary for heavy, moderate or light lifting up to 50 lbs; walking, standing or sitting for prolonged periods of time.
Additional Information
REQUIRED: Possession of a valid State Water Resources Control Board Grade III license.

  • operator
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