The City of Antioch is currently accepting applications for the Water Treatment Plant Trainee/Operator (Download PDF reader) position located within the Public Works Department's Water Treatment Plant. The City of Antioch Water Treatment Plant operates 24-hours/day under the regulatory oversight of the State Water Resources Control Board Division of Drinking Water. This division is responsible for the operation and maintenance of 2 conventional surface water treatment plants with a combined capacity of 36 million gallons per day. The transmission system consists of 11 booster pump stations (8 with emergency standby generators) maintain the pressure in 4 major pumping zones, 12 treated water storage reservoirs and 3 emergency interconnections with other agencies. A raw water transmission system includes one San Joaquin River pump station, 2 canal pump station and a municipal raw water reservoir. The Water Treatment Plant ensures that the water distributed by the City is of the highest quality possible and meets or exceeds all State and Federal health standards.
PLEASE NOTE: This position will remain open through February 20, 2026, or when 150 applications have been received, whichever occurs first. Applicants are encouraged to apply as soon as possible. MONTHLY SALARY (DOQ/E) & BENEFIT INFORMATION
- Water Treatment Plant Trainee: $7,507 - $9,124
- Water Treatment Plant Trainee with T2: $7,882 - $9,580
- Water Treatment Plant Trainee with D3-D5: $8,007 - $9,659
- Water Treatment Plant Trainee with T2 & D3-D5: $8,382 - $10,116
- Water Treatment Plant Operator: $8,255 - $10,034
- Water Treatment Plant Operator with T4: $8,668 - $10,535
- Water Treatment Plant Operator with D3-D5: $8,755 - $10,570
- Water Treatment Plant Operator with T4 & D3-D5: $9,168 - $11,070
- Water Treatment Plant Operator with T5: $9,081 - $11,037
- Water Treatment Plant Operator with T5 & D3-D5: $9,581 - $11,573
Full Salary Schedule (Download PDF reader)
Collective Bargaining Representation: TREATMENT PLANT EMPLOYEES ASSOCIATION (Download PDF reader) and
Tentative Agreement (Download PDF reader)
Benefits (Download PDF reader)
- Benefits: Cafeteria Plan (City of Antioch pays 100% of Kaiser rate, up to family tier)
- Retirement:CalPERSClassic Members 2.7% @ 55, New PEPRA Members 2% @ 62
- 457 Deferred Compensation Option
- Life Insurance
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SUMMARY DESCRIPTION Under supervision (Water Treatment Plant Trainee) or general supervision (Water Treatment Plant Operator), operates, inspects, and maintains water treatment plants and related facilities to supply, treat, store, and distribute water for a potable water distribution system; ensures the safe and efficient delivery of clean water to customers; conducts regular testing of treated water; maintains plant equipment; and maintains a variety of records and logs. DISTINGUISHING CHARACTERISTICS
Water Treatment Plant Trainee - This is the entry level class in the Water Treatment Plant Operator series. Positions at this level are not expected to function with the same amount of program knowledge or skill level as positions allocated to the Water Treatment Plant Operator level and exercise less independent discretion and judgment in matters related to work procedures and methods. Work is typically supervised while in progress and fits an established structure or pattern. Exceptions or changes in procedures are explained in detail as they arise. As a condition of employment, incumbents must have successfully completed a course in water treatment from an accredited college or possess a Water Treatment Plant Operator Grade II Certificate as issued by the State of California by the end of probationary period (one year). Further, incumbents in this class must meet the requirements of the Water Treatment Plant Operator classification within 3 years. Upon meeting the requirements of the Water Treatment Plant Operator classification and at the discretion of higher level supervisory or management staff, the Trainee may be appointed to the position of Operator without further testing.
Water Treatment Plant Operator - This is the full journey level class in the Water Treatment Plant Operator series performing the full range of duties with only occasional instruction or assistance. Positions at this level are distinguished from the Water Treatment Plant Trainee level by the performance of the full range of duties as assigned, working independently, and exercising judgment and initiative. Positions at this level receive only occasional instruction or assistance as new or unusual situations arise, and are fully aware of the operating procedures and policies of the work unit. Work is normally reviewed only on completion and for overall results. Positions in this class series are flexibly staffed and positions at the Water Treatment Plant Operator level are normally filled by advancement from the Water Treatment Plant Trainee level or, when hired from the outside, have prior experience and possess a Grade III Water Treatment Plant Operator certificate issued by the State of California.
EEO/ADA: The City of Antioch is an Equal Employment Opportunity (EEO) and Americans with Disabilities Act (ADA) compliant employer, committed to providing equal employment opportunity to all employees and applicants. If you have a disability and require accommodations in the testing process, please contact Human Resources at 925-779-7020 or HR@antiochca.gov prior to the final filing date.