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Process Operator Trainee Jobs in California (NOW HIRING)

Ramar Foods

Machine Operator Trainee

Pittsburg, CA · On-site

$18/hr

Support production processes such as packing, labeling, filling, and material handling. * Perform basic quality checks and report any irregularities to supervisors. * Maintain a clean and organized ...

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All JobsProcess Operator JobsProcess Operator Trainee JobsProcess Operator Trainee Jobs in California

Process Operator Trainee information

See California salary details

$25.2K

$43K

$62.7K

How much do process operator trainee jobs pay per year?

As of Jul 14, 2026, the average yearly pay for process 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 the difference between Process Operator Trainee vs Process Operator?

AspectProcess Operator TraineeProcess Operator
CredentialsHigh school diploma or equivalent; on-the-job trainingHigh school diploma or equivalent; additional certifications may be preferred
Work EnvironmentTraining environment, supervised, learning phaseFull-time, operational environment, responsible for daily processes
Employer UsageEntry-level position for training purposesFull-fledged role managing production processes

The Process Operator Trainee is an entry-level position focused on learning and gaining experience under supervision, while the Process Operator is a fully responsible role managing daily operations. Trainees typically undergo training before becoming Process Operators, making the roles sequential in career development.

What are some common challenges Process Operator Trainees may encounter during their training period?

Process Operator Trainees often face challenges such as adapting to shift work schedules, learning complex control systems, and understanding safety protocols in industrial environments. The steep learning curve can be daunting, especially when troubleshooting equipment or responding to unexpected process deviations. However, trainees are typically supported by experienced mentors and structured training programs to help them build confidence and competence over time.

What are Process Operator Trainees?

Process Operator Trainees are entry-level employees who learn how to monitor, control, and maintain equipment and systems in industries such as manufacturing, chemical processing, or energy production. They work under the supervision of experienced operators to gain hands-on experience with safety protocols, machinery operation, and troubleshooting. The goal is to prepare them for full Process Operator roles, where they ensure the smooth and safe running of industrial processes.

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

To thrive as a Process Operator Trainee, you need a basic understanding of industrial processes, mechanical aptitude, and typically a high school diploma or technical certification in a relevant field. Familiarity with process control systems, safety protocols, and equipment monitoring tools is important, often gained through on-the-job training or programs like OSHA certification. Strong attention to detail, teamwork, and effective communication help trainees excel and adapt to dynamic plant environments. These skills and qualities are crucial for ensuring safe, efficient, and reliable operation of industrial facilities.
What are the most commonly searched types of Process Operator jobs in California? The most popular types of Process Operator jobs in California are:
What cities in California are hiring for Process Operator Trainee jobs? Cities in California with the most Process Operator Trainee job openings:
Process Operator Trainee jobs near you
CNC Operator Trainee (85498)

CNC Operator Trainee (85498)

THE GILL CORPORATION

El Monte, CA • On-site

$25.57 - $36.04/hr

Full-time

Posted 26 days ago

Job description

Who we are:

The Gill Corporation is one of the world's largest manufacturers of honeycomb, high performance floor panels, cargo compartment liners and original equipment for passenger and freighter aircraft. The company also excels in many other types of reinforced plastics including interior sandwich panels for creating structures such as aircraft galleys and bulkheads, honeycomb core and related products.

The Gill Corporation is seeking a CNC Operator Trainee who under general supervision of an experienced CNC Operator or Supervisor, sets up and operates numerical control machine to cut, shape, or form metal work pieces to specifications by performing the following duties.

Reporting to the Production Supervisor, they will perform but not be limited to the following responsibilities.

Responsibilities:

  • Reviews setup sheet and specifications to determine setup procedure, machining sequence, and dimensions of finished work piece.
  • Loads control media such as disk, tape, or punch card, in machine control console or enter commands to retrieve preprogrammed machine instructions from database.
  • Manipulates controls and enters commands to index cutting tool to specified set point and to start machine.
  • Changes cutting tools and location of work piece during machining process as specified in setup instructions.
  • Measures work piece for conformance to specifications.
  • Notifies supervisor of discrepancies.
  • Adjusts machine feed and speed and changes cutters to machine parts according to specifications when automatic programming is faulty or machine malfunctions.
  • Machines materials such as Aluminum, Titanium and other metals.
  • Learn Brake shear, Deburr and Broach operations.
  • Other essential duties may be assigned.

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Required Qualifications:

  • Must be able to communicate effectively in English both verbally and in writing
  • Understand drawings, ASME Y14.5 geometric tolerances
  • Understand CNC machine programming concepts
  • Ability to satisfactorily use computer based software tools
  • CNC machining experience preferred (Titanium and aluminum)
  • Must be able to lift, push and pull a minimum of 50 lbs.
  • SAP a plus.
  • MS Office/PC proficient

ITAR Requirement:

This position requires access to information that is subject to compliance with the International Traffic Arms Regulations (“ITAR”) and/or the Export Administration Regulations (“EAR”). In order to comply with the requirements of the ITAR and/or the EAR, applicants will be asked to provide specific documentation to verify U.S. person status under the ITAR and the EAR. A “U.S. person” according to their definition is a U.S. citizen, U.S. lawful permanent resident (green card holder), or protected individual such as a refugee, or asylee.

The Gill Corporation is an Equal Opportunity Employer. Applicants for all job openings are welcome and will be considered without regard to race, religious creed, color, age, sex, gender identity, gender expression, genetic information, sexual orientation, national origin, religion, marital status, medical condition, physical or mental disability, military service, veteran status, pregnancy, childbirth and related medical conditions, or any other classification protected by federal, state, and local laws and ordinances.

The Gill Corporation provides reasonable accommodations to qualified individuals with disabilities in accordance with the Americans with Disability Act and applicable state and local law. If you require an accommodation in the application process, please notify the Human Resources Department

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