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Water Operator Trainee Jobs in California (NOW HIRING)

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Operator Trainee

Santa Clara, CA · On-site

$20 - $21/hr

Job Summary We are seeking a reliable and motivated Operator Trainee to assist in the setup and ... Water-based flexographic ink * pH adjuster * Antifoam * Myer Ameri-clear Qualifications ...

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All JobsWater Operator JobsWater Operator Trainee JobsWater Operator Trainee Jobs in California

Water Operator Trainee information

See California salary details

$25.2K

$43K

$62.7K

How much do water operator trainee jobs pay per year?

As of Jul 27, 2026, the average yearly pay for water operator trainee in California is $42,960.00, according to ZipRecruiter salary data. Most workers in this role earn between $32,600.00 and $50,300.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Water Operator Trainees during their initial training period?

Water Operator Trainees often face challenges such as adapting to the technical complexity of water treatment systems, learning to accurately monitor and adjust equipment, and understanding strict safety and regulatory requirements. Trainees must quickly become familiar with both manual and automated processes, as well as handle emergency situations like equipment malfunctions or water quality concerns. Support from experienced operators and ongoing hands-on training are key to overcoming these hurdles and building competence in the role.

What are Water Operator Trainees?

Water Operator Trainees are entry-level professionals who assist in the operation and maintenance of water treatment facilities. They work under the supervision of certified water operators to learn how to monitor, test, and ensure the quality and safety of public water supplies. Their responsibilities often include collecting water samples, recording data, performing basic laboratory tests, and learning about regulatory compliance. This role is designed to provide hands-on experience and training required to become a licensed water operator.

What is the difference between Water Operator Trainee vs Water Operator?

AspectWater Operator TraineeWater Operator
CertificationsTypically requires a high school diploma and may need a state-specific water treatment or distribution certificationRequires a valid water treatment or distribution certification, often obtained after training
Work EnvironmentSupervised, entry-level role in water treatment plants or distribution systemsFull responsibilities in operating, maintaining, and monitoring water systems
Job ResponsibilitiesAssisting with daily operations, learning procedures, and gaining experiencePerforming routine maintenance, monitoring equipment, and ensuring water quality

The main difference between a Water Operator Trainee and a Water Operator is experience and certification level. Trainees are in learning roles, often requiring supervision, while Water Operators have completed necessary certifications and handle full operational duties independently.

What are the key skills and qualifications needed to thrive as a Water Operator Trainee, and why are they important?

To thrive as a Water Operator Trainee, you need basic math, science knowledge, mechanical aptitude, and a high school diploma or equivalent. Familiarity with water treatment equipment, monitoring systems, and the pursuit of a state-issued water operator certification are typically required. Strong attention to detail, problem-solving, and teamwork skills help you excel in monitoring and maintaining water quality standards. These competencies ensure safe, efficient operation of water facilities and compliance with regulatory requirements.
What are the most commonly searched types of Water Operator jobs in California? The most popular types of Water Operator jobs in California are:
What are popular job titles related to Water Operator Trainee jobs in California? For Water Operator Trainee jobs in California, the most frequently searched job titles are:
What job categories do people searching Water Operator Trainee jobs in California look for? The top searched job categories for Water Operator Trainee jobs in California are:
What cities in California are hiring for Water Operator Trainee jobs? Cities in California with the most Water Operator Trainee job openings:
Water Operator Trainee jobs near you
Infographic showing various Water Operator Trainee job openings in California as of July 2026, with employment types broken down into 41% Full Time, 56% Part Time, 2% Contract, and 1% Nights. Highlights an 100% Physical job distribution, with an average salary of $42,960 per year, or $20.7 per hour.

Water Utility Operator (Trainee, I, II, III)

City of Garland Texas

Newberry Springs, CA

$18.15 - $19.91/hr

Other

Posted 17 days ago

Job description

Summary

Responsible for inspecting, installing, cleaning, maintaining and repairing the City's Water Distribution and Wastewater Collection system infrastructure.

Pay Range

  • Water Utility Operator Trainee: $18.15 - $19.91 per hour

  • Water Utility Operator I: $19.91 - $29.88 per hour

  • Water Utility Operator II: $21.85 - $32.71 per hour

  • Water Utility Operator III: $23.62 - $36.65 per hour

Essential Duties and Responsibilities include the following. Other duties may be assigned.

  • Make decisions on how to best maintain, repair or install utility items in the Water/Wastewater utility system.

  • Operate various types of equipment necessary in the daily repair, installation and maintenance of the Water/Wastewater utility system.

  • Perform repairs on water mains, wastewater mains, service lines, service laterals, meters, meter boxes, cleanouts, manholes, valves and fire hydrants.

  • Maintain the Water/ Wastewater utility system.

  • Perform installation of new and replacement substandard utility items.

Knowledge, Skills & Abilities

  • Skill to operate heavy and light equipment

  • Knowledge of Water Utility installation, maintenance, and repair

  • Knowledge of safety hazards and safety practices

  • Skill to use a variety of tools appropriate for the work assigned

Minimum Qualifications / Licenses and CertificationsWater Utility Operator Trainee

  • High School Diploma or General Equivalency Diploma (G.E.D)

  • No experience required

Water Utility Operator I

  • High School Diploma or General Equivalency Diploma (G.E.D)

  • Up to 2 years of experience

  • Water Distribution D license or Wastewater Collections I certification

  • Class A CDL with Tanker Endorsement (within 9 months)

Water Utility Operator II

  • High School Diploma or General Equivalency Diploma (G.E.D)

  • 2-5 years of experience

  • Water Distribution C license or Wastewater Collections II certification

  • Class A CDL with Tanker Endorsement

Water Utility Operator III

  • High School Diploma or General Equivalency Diploma (G.E.D)

  • 5+ years of experience

  • Water Distribution B license or Wastewater Collections III certification

  • Class A CDL with Tanker Endorsement

Physical Requirements / Work Environment

The incumbent works in an outdoor environment and confined spaces; frequent exposure to unpleasant environmental conditions or hazards. Majority of work performed outside or with exposure to risk. Exposed to physical exertion such as bending, lifting, stooping, reaching, pulling, and pushing. Ability to lift up to 50 pounds.

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