Job Description

Announcing an Exciting Career Opportunity

County of San Diego - Department of Public Works - Wastewater

WASTEWATER PLANT OPERATOR III

Interviews will take place on an ongoing basis.

Future Salary Increases

June 2026 - 4.33% increase to base pay (3.5% Across-the-Board + 0.83% Market Adjustment).

June 2027 - 3.83% increase to base pay (3% Across-the-Board + 0.83% Market Adjustment).

Are you looking for an exciting and rewarding career or advancement opportunity and development of your current career? The County is seeking qualified individuals that can bring innovative ideas and strong work ethics to support continual advancements within the Wastewater Management group of the Department of Public Works.

The Wastewater Plant Operator III (WPO III) position will operate and maintain each of the (5) Wastewater Treatment Plants and various sewer pump stations located throughout the County. The WPO III uses equipment and machinery such as pumps, valves, electric motors, motor control centers, screening devices, flow meters, trickling filters, activated sludge process, aerobic digesters, sludge drying beds, effluent percolation beds, and spray irrigation systems to recognize unusual, inefficient, or dangerous operating conditions and take appropriate action.

Employees in the Wastewater Plant Operator III job class provide technical guidance, training and leadership to lower class wastewater operators, and may supervise in the absence of the supervisor. Incumbents must possess a Grade III Waste Treatment Plant Operator certificate and may be assigned responsibility for a geographical district.

Minimum Qualifications

• Possession of a current Wastewater Treatment Plant Operator Grade III certificate.
• Two years experience at the level equivalent to a Wastewater Plant Operator II with the County of San Diego or another equivalent agency.
• A copy of the Grade III certificate must be attached during Step 1 of the online application submittal process.

NOTE: A copy of the Grade III certificate must be attached during Step 1 of the on?line application submittal process.

Condition of Employment

As part of the County of San Diegos pre?employment process, prospective candidates will undergo a background check (including fingerprinting) and a pre?employment medical screening prior to beginning County employment. Additional background investigations may be conducted based on the job?related activities of the position. Current County employees may be excluded from this process.

Evaluation

Qualified applicants will be placed on a six (6) month employment list based on scores received during the evaluation of information contained in their employment and supplemental applications. Please ensure all information is complete and accurate, as responses you provide on the supplemental application questionnaire will be reviewed using an automated evaluation system. If you are successful in the initial screening process, your application will be reviewed individually to confirm that the information you provided is accurate and qualifying.

Reasonable accommodation may be made to enable qualified individuals with disabilities to perform the essential functions of a job, on a case?by?case basis.

Veterans and Inclusion

The County of San Diego is an organization committed to veteran hiring, retention, and professional development. We recognize the contributions and sacrifices made by our veterans and value the unique expertise and leadership qualities they bring to our workforce. We strive to provide veterans with the resources and tools necessary to maximize their employment opportunities, and to assist veterans with their transition into civilian life.

Click here for more information on our Strategic Plan. (Link removed for brevity.)

Additional Information

Under California Government Code Sections 3100 - 3109, public employees are designated as disaster service workers. The term public employees includes all persons employed by the state or any county, city, state agency, or public district. Disaster service workers are required to participate in such disaster service activities as may be assigned to them by their employer or by law.

The County of San Diego is committed to valuing diversity and practicing inclusion because our diverse workforce is our greatest asset and our customers are our number one priority.

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