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Operator Trainee Jobs in California (NOW HIRING)

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CNC OPERATOR (TRAINEE)

Hawthorne, CA · On-site

$25 - $30/hr

As a CNC Operator (Trainee), you'll support machining and post-processing operations while learning how advanced CNC manufacturing works in a modern, production-scale environment. --- The Work You'll ...

City of Culver City

Bus Operator Trainee

Culver City, CA · On-site

$20.17/hr

Our Bus Operators safely transport passengers daily, between the hours of 5:00 AM and 12:30 PM. THE POSITION Join our team and receive a $3,000 sign-on bonus, paid out in three easy milestones: $750 ...

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Showing results 21-40

All JobsOperator JobsOperator Trainee JobsOperator Trainee Jobs in California

Operator Trainee information

See California salary details

$25.2K

$43K

$62.7K

How much do operator trainee jobs pay per year?

As of Sep 2, 2026, the average yearly pay for 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 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 California?

The most popular types of Operator jobs in California are:

What are popular job titles related to Operator Trainee jobs in California?

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

What job categories do people searching Operator Trainee jobs in California look for?

The top searched job categories for Operator Trainee jobs in California are:

What cities in California are hiring for Operator Trainee jobs?

Cities in California with the most Operator Trainee job openings:

Operator Trainee jobs near you
Infographic showing various Operator Trainee job openings in California as of August 2026, with employment types broken down into 46% Full Time, 52% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $42,960 per year, or $20.7 per hour.

Drilling Operator- Trainee

Sierra Proto Express

Sunnyvale, CA • On-site

$20 - $23/hr

Full-time

Posted 5 days ago

Job description

SUMMARY OF JOB FUNCTION: 

The Drilling Area Assistant position is responsible for getting the jobs ready for Drilling and moving them out of the department when completed.     

KEY RESPONSIBILITIES: 

Drilling Area Assistant- Trainee

  • Review Travelers and follow any special instructions.
  • Perform Flash Rout & Spot Face operations
  • Move jobs in ProCim and between buildings
  • Run De-burring equipment
  • Hand sand and cleaning of panels as required
  • Assist with Kitting 
  • Area maintenance – general cleaning and trash removal
  • Ability to stand/walk 8 + hours per day.
  • Other duties as assigned.

QUALIFICATIONS - KNOWLEDGE/SKILLS- EXPERIENCE:

  • Excellent oral and written communication skills. 
  • Exceptional multi-tasking, organizational skills, strong attention to detail and accuracy.
  • Strong interpersonal skills and ability to work with all levels of management
  • Self-motivator and a sense of ownership and urgency.
  • Must be able to maintain confidentiality & professionalism at all times.
  • Proficient in Microsoft Office using Excel, PowerPoint, and Word required.
  • High School Diploma preferred. 
  • Ability to read and understand technical work instructions.
  • Ability to occasionally lift up to 25 pounds maximum.
  • Ability to stand and walk throughout the day.
  • Ability to follow procedures and maintain quality of products at all time.
  • Ability to perform at the highest level in a fast-paced environment.

SUPERVISES: None

PHYSICAL DEMANDS:    The physical demands described here represent those that an employee must meet to perform the essential functions of this job successfully. While performing the duties of this job, the employee is regularly required to talk or hear. The employee must frequently stand, walk, and reach with hands and arms. The ability to lift 20 lbs., open filing cabinets, and bend, stand, or climb on step ladders as necessary.


ENVIRONMENT:  Manufacturing, machine operation.

 California Salary Range: $20 - $23 per hour and Benefit Perks


Shift: 1st Shift 6AM-230PM Tuesday-Saturday