Water Operator Apprentice, I, II, III

City of Santa Fe Springs; Coalinga (CA); On-site; USD 84,000 - 100,000; Full time

Benefits offered by this job

Health insurance

Life insurance

Paid time off

Job summary

The City of Coalinga is seeking a Water Operator Apprentice/I/II/III to support operation of water and wastewater facilities. The role requires flexibility to work all shifts including nights, weekends and holidays, with response within one hour to the work site.

Salary ranges are listed per level (Apprentice through Operator III) with hourly wages and non-exempt status. Training under licensed operators is provided, with certification incentives and career progression to licensed operator

Qualifications

• High school diploma or equivalent. Some positions require related experience and licenses.

Responsibilities

• Operate water and wastewater plant equipment under supervision.
• Monitor and adjust controls for plant equipment and SCADA systems.
• Obtain water and wastewater samples for laboratory analysis.
• Perform routine safety, maintenance, and cleanliness checks.
• Assist with grounds maintenance and minor construction tasks.

Education

High school diploma or equivalent

Job description

Water Operator Apprentice/I/II/III

Must be available to work any shift including nights, weekends and holidays and be able to respond to the work site within one (1) hour.

Water Operator Apprentice:
22 General ($21.5351 - $27.4849, hourly), FLSA Non-Exempt

Description
Water Operator Apprentice/I/II/III
Must be available to work any shift including nights, weekends and holidays and be able to respond to the work site within one (1) hour.
Salary Ranges:
Water Operator Apprentice:
22 General ($21.5351 - $27.4849, hourly), FLSA Non-Exempt
Water Operator I:
24 General ($23.7424 - $30.3021, hourly), FLSA Non-Exempt
Water Operator II:
28 General ($28.8592 - $36.8324, hourly), FLSA Non-Exempt
Water Operator III:
30 General ($31.8172 - $40.6077, hourly), FLSA Non-Exempt
Water Operator Apprentice:
This is an unlicensed entry level class in the Water Operator series. Positions assigned to this classwork under the supervision of a licensed operator on a training basis in the performance of a wide variety of routine unskilled to semi-skilled water and wastewater plant operations and maintenance tasks that do not require previous water plant experience. General work is observed and reviewed during performance and upon completion, and changes in procedures or exceptions to rules, are explained in detail as they arise.
Under general supervision of the Utilities Supervisor and/or Chief Plant Operator, will learn to perform a variety of tasks to maintain water and wastewater plant equipment, machinery and appurtenances, such as monitoring, operating and adjusting controls of the water, valves, motors, pumps, chemical feed pumps, and other plant equipment including Supervisory Control and Data Acquisition (SCADA); maintain grounds, buildings and related areas as needed; and perform other duties as assigned.
Water Operator I
This is a licensed entry level class in the Water Operator series. Positions assigned to this class work under the supervision of a licensed operator on a training basis in the performance of a wide variety of routine unskilled to semi-skilled water and wastewater plant operations and maintenance tasks that do not require previous water plant experience. General work is observed and reviewed during performance and upon completion, and changes in procedures or exceptions to rules, are explained in detail as they arise.
Under general supervision of the Utilities Supervisor and/or Chief Plant Operator, will learn to perform a variety of tasks to maintain water and wastewater plant equipment, machinery and appurtenances, such as monitoring, operating and adjusting controls of the water, valves, motors, pumps, chemical feed pumps, and other plant equipment including Supervisory Control and Data Acquisition (SCADA); maintain grounds, buildings and related areas as needed; and perform other duties as assigned.
Water Operator II
Under general supervision of the Utility Supervisor and/or the Chief Plant Operator, operates a surface water filtration plant and distribution system with reservoirs. Operates the Wastewater Treatment Plant. Performs a variety of tasks including but not limited to adjusting plant and reservoir flows, chemical dosages, backwash filters; using the SCADA system to monitor and adjust treatment and distribution; maintaining water plant and distribution equipment and appurtenances, such as pumps, chemical feed systems, valves and motors; and maintaining grounds, buildings and other related areas. Responds to distribution system needs.
Water Operator III
Under general supervision of the Utilities Supervisor and/or the Chief Plant Operator, operates a surface water filtration plant and distribution system with reservoirs. Operates the Wastewater Treatment Plant. Performs a variety of tasks including but not limited to adjusting plant and reservoir flows, chemical dosages, backwash filters; using the SCADA system to monitor and adjust treatment and distribution; maintaining water plant and distribution equipment and appurtenances, such as pumps, chemical feed systems, valves and motors; and maintaining grounds, buildings and other related areas. Responds to distribution system needs. May oversee, monitor and/or direct the work of lower level personnel.
Examples of Duties
EXAMPLES OF ESSENTIAL DUTIES
NOTE: Examples listed in this class specification represents but is not necessarily exhaustive or descriptive of duties assigned to this position. Each individual in this classification may not necessarily perform all the duties listed. Further, management is not precluded from assigning other related tasks not listed herein if such duties are a logical assignment for this position.
Water Operator Apprentice:

• Assists in the operation of water and wastewater plant equipment and appurtenances.
• Monitors, operates and adjusts controls for the water and wastewater treatment plant equipment and machinery, such as valves, motors, pumps, chemical feed pumps and other plant equipment, under the direct supervision of a licensed operator.
• Assists in obtaining water and wastewater samples for laboratory analysis using standard sampling techniques and chain of custody procedures.
• Operates construction equipment for grounds maintenance and other construction projects.
• Lifts and moves heavy objects from time to time during work shift.
• Cleans work and break areas and tools used on the job.
• Carries out daily pre-job inspection of equipment and vehicles; completes other safety, maintenance and cleanliness checks as required.
• Participates in educational and other related courses and on the job training as required.
• Performs other duties as assigned.

Water Operator I:

• Assists in the operation of water and wastewater plant equipment and appurtenances.
• Monitors, operates and adjusts controls for the water and wastewater treatment plant equipment and machinery, such as valves, motors, pumps, chemical feed pumps and other plant equipment, under the direct supervision of a licensed operator.
• Assists in obtaining water and wastewater samples for laboratory analysis using standard sampling techniques and chain of custody procedures.
• Operates construction equipment for grounds maintenance and other construction projects.
• Lifts and moves heavy objects from time to time during work shift.
• Cleans work and break areas and tools used on the job.
• Carries out daily pre-job inspection of equipment and vehicles; completes other safety, maintenance and cleanliness checks as required.
• Participates in educational and other related courses and on the job training as required.
• Performs other duties as assigned.

Water Operator II:

• Evaluates real time operational and historic data to determine optimal flow rates, chemical feed rates, filter backwash scheduling, and all other parameters needed in the operation of the water treatment, transmission and reservoir systems.
• Monitors all applicable water quality parameters to ensure that EPA and DHS quality standards are being met at all times in treatment and distribution systems.
• Maintains, cleans, lubricates and adjusts water and treatment and booster pump station equipment and appurtenances such as pumps, chemical feed systems, valves, motors, etc.
• Maintains and cleans grounds, buildings and other areas as needed.
• Obtains water and wastewater samples for laboratory analysis using standard sampling techniques and chain of custody procedures.
• Takes water samples and makes standardized laboratory tests such as tests for pH, turbidity; performs field-testing for chlorine residual, temperature, pH and additional tests as needed.
• Operates construction equipment for pipeline repair, grounds maintenance and similar construction projects.
• Lifts and moves heavy objects from time to time.
• Maintains and cleans tools used on the job, work areas, office spaces, etc. as needed.
• Performs daily pre-job inspection of equipment and vehicles, and completes regular safety, maintenance and cleanliness checks as required.
• Guides individuals or groups of visitors through the plant discussing plant operations and functions and all applicable EPA, DHS, SWRCB and Health Services regulations governing the operation of water and wastewater treatment plants.
• Under limited supervision, operates, repairs and maintains Wastewater Treatment Facility.
• Performs other duties as assigned.

Water Operator III:

• Evaluates real time operational and historic data to determine optimal flow rates, chemical feed rates, filter backwash scheduling, and all other parameters needed in the operation of the water treatment, transmission and reservoir systems.
• Monitors all applicable water quality parameters to insure that EPA and DHS quality standards are being met at all times in treatment and distribution systems.
• Maintains, cleans, lubricates and adjusts water and treatment and booster pump station equipment and appurtenances such as pumps, chemical feed systems, valves, motors, etc.
• Maintains and cleans grounds, buildings and other areas as needed.
• Obtains water and wastewater samples for laboratory analysis using standard sampling techniques and chain of custody procedures.
• Takes water samples and makes standardized laboratory tests such as tests for pH, turbidity; performs field-testing for chlorine residual, temperature, pH and additional tests as needed.
• Operates construction equipment for pipeline repair, grounds maintenance and similar construction projects.
• Lifts and moves heavy objects from time to time.
• Maintains and cleans tools used on the job, work areas, office spaces, etc. as needed.
• Performs daily pre-job inspection of equipment and vehicles, and completes regular safety, maintenance and cleanliness checks as required.
• Guides individuals or groups of visitors through the plant discussing plant operations and functions and all applicable EPA, DHS, WRCB and Health Services regulations governing the operation of water and wastewater treatment plants.
• May serve as a shift operator; may assist in the training of new operators.
• Under limited supervision, operates, repairs and maintains Wastewater Treatment Facility.
• Performs other duties as assigned.

KNOWLEDGE, SKILLS AND ABILITIES
NOTE: The following is a representative sample of the KSA’s necessary to perform essential tasks of the position.Water Operator Apprentice/I
Obtain a Working Knowledge of: The proper maintenance and repair of pumps, motors, and distribution lines; basic operation and treatment processes of water filtration and the wastewater treatment; use of computers for the purpose of accessing and evaluating data needed to make operational decisions; all applicable federal, state and local regulations governing the operation and quality needed to ensure regulatory compliance; safe work habits and all hazardous material(s), electrical and mechanical safety procedures; the operating principles of valves, pumps, screens, etc. as needed to properly. Learn the Skill and Ability to: Keep organized records, maintain and develop related water and wastewater report information; submit needed reports in a timely manner; and perform other clerical needs of a water and wastewater treatment system. Take water and wastewater samples, transport to laboratory and document all sample analysis; independently operate the water filtration plant and distribution system; perform minor repair work; read and interpret gauges and recording devices; diagnose operating problems and take effective courses of responsible action; conduct guided tours of the plant and assist in the training of new employees; communicate well with others and understand and follow oral and written direction; interact with the public to create a positive atmosphere with regard to water quality, treatment and testing procedures; work flexible work schedules, weekends, overtime and scheduled standby time as needed and during emergency work situations.
Water Operator Apprentice II/III: Knowledge of: Operation of the water filtration plant, the distribution system and wastewater plant; use of computers for the purpose of accessing and evaluating data needed to make operational decisions; treatment processes involved in the daily operations of water filtration and distribution system; all applicable Federal and State regulations governing the operation and quality needed to ensure regulatory compliance; safe work habits and all hazardous material(s), electrical and mechanical safety procedures; the operating principles of valves, pumps, screens, chemical feed systems, etc. as needed to properly ...SKILL AND ABILITY to: Independently operate the water filtration plant, distribution system and wastewater plant; read and interpret system plans; evaluate real time operational and historic data; perform minor and major plant repair work using a variety of tools; read and interpret gauges and recording devices; diagnose operating problems and take effective courses of action; conduct guided tours of the plant and assist in the training of new employees; communicate well with others and understand and follow oral and written direction; interact with the public to create a positive atmosphere with regard to water quality, treatment and testing procedures; work flexible work schedules, weekends, overtime and scheduled standby time as needed and during emergency work situations.
ATTITUDE
Characterized by initiative, commitment to teamwork and quality performance, and a customer-service orientation; must interact in a positive manner with City employees and the public.
Typical Qualifications
MINIMUM QUALIFICATIONS
NOTE: The specifications listed below outline the minimum qualifications necessary for entry into the class and do not necessary convey the qualifications of incumbents within the position.Water Operator Apprentice: Education: High school diploma or equivalent. Experience: Preferably One (1) year of general experience involving mechanical repair and maintenance, and/or construction, preferably in the operation of a water or wastewater treatment plant. Licenses: Valid State of California Drivers License; must be insurable under the City’s insurance policy without any additional premiums or costs being incurred by the City. Certifications: None. However, MUST successfully meet requirements to promote to the Water Operator I within one (1) year of appointment as a Water Operator Apprentice. Water Operator I: Education: High school diploma or equivalent. Experience: Preferably One (1) year of general experience involving mechanical repair and maintenance, and/or construction, preferably in the operation of a water or wastewater treatment plant. Licenses: Valid State of California Drivers License; must be insurable under the City’s insurance policy without any additional premiums or costs being incurred by the City. Certifications: Possession of the following certifications issued by the California State Water Resources Control Board:

• Grade T1 Water Treatment Plant Operator Certificate;
• Grade D1 Water Distribution Operator Certificate;
• Grade 1 Wastewater Treatment Plant Operator Certificate

Additionally, MUST successfully meet requirements to promote to the Water Operator II within one (1) year of appointment as a Water Operator I. Water Operator II: Education: High school diploma or equivalent. Experience: One (1) year of responsible experience in work involving operations and maintenance of surface water treatment and distribution systems. Licenses: Valid State of California Drivers License, Class B preferred; must be insurable under the City’s insurance policy without any additional premiums or costs being incurred by the City. Certifications: Possession of the following certificates issued by the California State Water Resources Control Board:

• Grade T2 Water Treatment Plant Operator Certificate;
• Grade D2 Water Distribution Operator Certificate;
• Grade 1 Wastewater Treatment Plant Operator Certificate.

Additionally, MUST successfully meet requirements to promote to the Water Operator III within two (2) years of appointment as a Water Operator II. Certificate Incentives: After successfully obtaining all required certifications, eligible for the following certification incentive pay if applicable:

• 5% Pay Incentive for Grade 2 Wastewater Treatment Plant Operator Certificate.

Water Operator III: Education: High school diploma or equivalent. Experience: Three (3) years of responsible experience in work involving operations and maintenance of surface water treatment and distribution systems. Licenses: Valid State of California Drivers License, must be insurable under the City’s insurance policy without any additional premiums or costs being incurred by the City. Certifications: Possession of the following certificates issued by the California State Water Resources Control Board:

• Grade T3 Water Treatment Plant Operator Certificate;
• Grade D2 Water Distribution Operator Certificate;
• Grade 1 Wastewater Treatment Plant Operator Certificate.

Certificate Incentives: After successfully obtaining all required certifications, eligible for the following certification incentive pay if applicable:

• 5% Pay Incentive for Grade 2 Wastewater Treatment Plant Operator Certificate.

Supplemental Information
Required Materials:

• City of Coalinga Employment Application in the Government Jobs portal at www.governmentjobs.com
• Resume

Application deadline: 2 weeks, to September 3, 2026
Contact information: City of Coalinga, Human Resources Office 155 West Durian Ave, Coalinga, CA 93210 Ph. 559-935-1533 ext 112/199
Email: [e-mail]
Website: www.coalinga.com
Notes: Minimum Qualifications and required material must be met/received by the last day of the filing period. It is the applicant’s responsibility to make sure that all required material has been received.
Faxed applications will not be accepted. Individuals must complete applications online at Government Jobs website at www.governmentjobs.com
Incomplete applications will not be accepted.
Resumes submitted in lieu of a completed City of Coalinga Employment application will not be accepted.
All communication and correspondence from the City of Coalinga will be sent to the applicant via electronic communication to the email address provided by the applicant on the submitted employment application.
The City of Coalinga is an Equal Opportunity employer committed to nondiscrimination on the basis of race, color, religion, national origin, sex, sexual orientation, gender, gender identity, gender expression, pregnancy, age, disability, or covered veteran’s status consistent with applicable federal and state laws. Reasonable accommodations will be provided for applicants with disabilities who self-disclose.
Health: The City of Coalinga provides health, vision, and dental insurance for eligible City employees at no cost to the employee. Employees can choose between a Preferred Provider Organization (PPO) or Health Maintenance Organization (HMO) plan. Employees may also elect to enroll their spouses, registered domestic partners and/or dependents into the health plan, in which the City will pay 65% of the premium.
Employees receive a City-paid $50,000 life insurance policy.
Retirement: The City of Coalinga offers a CalPERS retirement plan with a formula of 2% at 62 for employees hired after January 1, 2013 (2% at 55 for Classic members).
Accruals/Holidays: Employees accrue 10+ days of vacation and 12 sick days per year. The City also observes 12 paid holidays. 1 Floating Holiday per fiscal year.
Miscellaneous Benefits: This position is included in the Service Employees International Union (SEIU) representation.
The City offers an Educational Achievement Compensation incentive.
01
Do you have a High School diploma or GED?

• Yes
• No

02
Do you have one (1) year of general experience involving maintenance and repairs to pumps, motors and/or distribution lines, preferably in the operation of a water or wastewater treatment plant?

• Yes
• No

03
If your answer is "yes" to question number 2, please provide a brief explanation of your general experience and what level, Apprentice, Water Operator I, II or III.

• Required Question