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Operator Trainee Jobs in Fairfield, CA (NOW HIRING)

Wastewater Operator

Crockett, CA · On-site

$37 - $43/hr

Train and mentor junior staff or trainees as required. Work Environment: * Work is performed in ... Valid California SWRCB Wastewater Operator Certification. Physical Requirements: * This position ...

Train and mentor junior staff or trainees as required. Work Environment: * Work is performed in ... Valid California SWRCB Wastewater Operator Certification. Physical Requirements: * This position ...

As a Center Director Trainee , you won't just be supervising a lobby you are entering an elite ... Compensation: $25.00 per hour Mathnasium locations are independently owned and operated by ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

... and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its ...

Showing results 21-40

Operator Trainee information

See Fairfield, CA salary details

$26K

$44.3K

$64.6K

How much do operator trainee jobs pay per year?

As of Sep 6, 2026, the average yearly pay for operator trainee in Fairfield, CA is $44,300.00, according to ZipRecruiter salary data. Most workers in this role earn between $33,600.00 and $51,900.00 per year, depending on experience, location, and employer.

What is an operator trainee?

Operator trainees are entry-level employees who are undergoing training to learn how to operate machinery, equipment, or processes in various industries such as manufacturing, utilities, or transportation. They work under the supervision of experienced operators or trainers, gaining hands-on experience and developing the necessary skills for safe and efficient operation. The training period prepares them for more advanced roles and helps ensure they understand company procedures, safety protocols, and quality standards.

What are the key skills and qualifications needed to thrive as an operator trainee?

To thrive as an Operator Trainee, you need a basic understanding of industrial processes, mechanical aptitude, and often a high school diploma or equivalent. Familiarity with safety protocols, control systems, and machinery operation—sometimes supported by OSHA certifications or technical training—is typically required. Strong attention to detail, teamwork, and problem-solving skills help trainees adapt quickly and handle operational challenges. These skills are crucial for ensuring safe, efficient, and reliable plant or equipment operations while minimizing downtime and incidents.

What are some common challenges faced by operator trainees during their initial training period?

Operator Trainees often encounter challenges such as adapting to shift work, mastering complex machinery, and quickly learning strict safety protocols. The fast-paced environment can be demanding, requiring attention to detail and the ability to follow precise instructions. Additionally, trainees must develop effective communication skills to collaborate with experienced operators and supervisors, ensuring smooth transitions and minimizing errors. Overcoming these challenges is essential for building a strong foundation for future advancement within the organization.

What is the difference between Operator Trainee vs Equipment Operator?

AspectOperator TraineeEquipment Operator
CredentialsBasic certifications, on-the-job trainingValid driver’s license, specialized certifications often required
Work EnvironmentTraining sites, construction sites, manufacturing plantsActive job sites, industrial facilities, construction zones
Employer & Industry UsageTraining programs, entry-level positions in construction, manufacturingOperational roles in construction, mining, manufacturing
Search & Comparison IntentLearning about entry-level roles, training programsSeeking job opportunities, skills required for operating equipment

In summary, an Operator Trainee is an entry-level position focused on training and gaining experience, often requiring minimal certifications. An Equipment Operator is a fully qualified worker responsible for operating machinery in various industrial settings. The trainee role prepares individuals for the more skilled, operational position of Equipment Operator.

What do operator trainees do?

Operator trainees learn to operate and maintain machinery or equipment in industrial, manufacturing, or utility settings. They typically receive on-the-job training, develop technical skills, and may work under supervision to ensure safety and efficiency. Completing training programs or certifications is often required to advance to full operator roles.

What are the most commonly searched types of Operator jobs in Fairfield, CA?

The most popular types of Operator jobs in Fairfield, CA are:

What are popular job titles related to Operator Trainee jobs in Fairfield, CA?

For Operator Trainee jobs in Fairfield, CA, the most frequently searched job titles are:

What job categories do people searching Operator Trainee jobs in Fairfield, CA look for?

The top searched job categories for Operator Trainee jobs in Fairfield, CA are:

What cities near Fairfield, CA are hiring for Operator Trainee jobs?

Cities near Fairfield, CA with the most Operator Trainee job openings:

Infographic showing various Operator Trainee job openings in Fairfield, CA as of August 2026, with employment types broken down into 46% Full Time, 51% Part Time, 2% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $44,300 per year, or $21.3 per hour.

Wastewater Operator

Veolia Environnement SA

Crockett, CA • On-site

$37 - $43/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 10 days ago


Job description

Company Description

Veolia in North America is the top-ranked environmental company in the United States for three consecutive years, and the country's largest private water operator and technology provider as well as hazardous waste and pollution treatment leader. It offers a full spectrum of water, waste, and energy management services, including water and wastewater treatment, commercial and hazardous waste collection and disposal, energy consulting and resource recovery. Veolia helps commercial, industrial, healthcare, higher education and municipality customers throughout North America. Headquartered in Boston, Veolia has more than 10,000 employees working at more than 350 locations across North America.

Job Description

Position Purpose: 

We are seeking a skilled and motivated Wastewater Plant Operator to oversee the daily operation and maintenance of our wastewater treatment facility. The role includes both inside and outside operations, ensuring compliance with environmental regulations, proper use of the filter press, and maintaining the facility's efficiency and safety.

Primary Duties/Responsibilities: 

  • Inside Operations:
    • Monitor and adjust plant processes using SCADA systems and other control interfaces.
    • Analyze data from flow meters, pressure gauges, and analytical equipment to optimize operations.
    • Perform routine laboratory testing of water samples to ensure compliance with discharge permits.
    • Document plant performance, operational adjustments, and maintenance activities in logs and reports.
  • Outside Operations:
    • Inspect and maintain pumps, valves, clarifiers, aeration tanks, digesters, and other equipment.
    • Collect samples from various points in the treatment process for laboratory testing.
    • Perform general upkeep of the plant grounds, including clearing debris and maintaining access areas.
    • Troubleshoot equipment malfunctions and assist with repairs as needed.
  • Filter Press Operations:
    • Operate and maintain the filter press to dewater sludge efficiently.
    • Monitor the feed pressure, cake thickness, and overall performance of the filter press.
    • Clean and perform preventative maintenance on the filter press to ensure consistent operation.
  • Safety & Compliance:
    • Adhere to all local, state, and federal environmental and safety regulations.
    • Respond promptly to emergencies such as equipment failures or environmental incidents.
    • Participate in safety training and contribute to maintaining a safe work environment.
  • Teamwork & Communication:
    • Collaborate with other plant staff to troubleshoot issues and develop operational improvements.
    • Communicate with supervisors about operational status, equipment needs, and maintenance schedules.
    • Train and mentor junior staff or trainees as required.

Work Environment: 

  • Work is performed in both indoor and outdoor settings, subject to exposure to extreme weather conditions, loud noise, and hazardous materials.
Qualifications

Education/Experience/Background: 

  • High School Diploma/GED is required.
  • A degree in environmental science, engineering, or a related field is a plus.
  • At least 2 years of experience in wastewater treatment or a related field.
  • Familiarity with filter press operations and dewatering processes is strongly preferred.

Knowledge/Skills/Abilities: 

  • Strong problem-solving and analytical skills.
  • Proficiency in using computerized systems for monitoring and data analysis.
  • Ability to work independently and as part of a team.
  • Effective written and verbal communication skills.
  • Knowledge of mechanical systems, including pumps, motors, and hydraulic systems.

Required Certification/Licenses/Training: 

  • Valid California SWRCB Wastewater Operator Certification.

Physical Requirements: 

  • This position requires standing, walking, climbing, bending, and lifting objects up to 40 lbs.
  • Physical ability to work in varying environmental conditions, including confined spaces and outdoors.
Additional Information

Pay Range: $37.00 to $43.00 Per Hour.

Benefits: Veolia's comprehensive benefits package includes paid time off policies, as well as health, dental, vision, life insurance, savings accounts, tuition reimbursement, paid volunteering and more. In addition, employees are also entitled to participate in an employer sponsored 401(k) plan, to save for retirement.

We are an Equal Opportunity Employer! All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. The Company reserves the right to modify this information at any time, subject to applicable law.