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Assistant Operator Jobs in California (NOW HIRING)

Katmai

Computer Operator II

San Diego, CA · On-site

$27.12/hr

Resolves common operating problems and may serve as an assistant operator working under close supervision or performing a portion of a more senior operator's work. * Works under close supervision and ...

Katmai

Computer Operator II

San Diego, CA · On-site

$27.12/hr

Resolves common operating problems and may serve as an assistant operator working under close supervision or performing a portion of a more senior operator's work. * Works under close supervision and ...

Katmai

Computer Operator II

San Diego, CA · On-site

$27.12/hr

Resolves common operating problems and may serve as an assistant operator working under close supervision or performing a portion of a more senior operator's work. * Works under close supervision and ...

Westrock

Preset Operator

Milpitas, CA · On-site

$25.42/hr

Some of the duties of this position include, but are not limited to: ensuring that all tooling for the machine is on hand, assisting the machine operator and assistant operator with setups and jam ...

pca

Production Team Member

Kingsburg, CA

$15.50 - $19/hr

Principle Accountabilities: Assist the Assistant Operator - includes, but is not limited to, cutting straps, removing dunnage, washing print plates, and assist in feeding materials All activities ...

Spherion Staffing Corporation

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Machine Operator Trainee / Operator Assistant

San Carlos, CA · On-site

$22/hr

Machine Operator Trainee / Operator Assistant Position Details * Job Title: Machine Operator Trainee / Operator Assistant (Machine Operator Assistant / Production Helper) * Immediate Supervisor:

Spherion Staffing Corporation

Be Seen First

Machine Operator Trainee / Operator Assistant

San Carlos, CA · On-site

$22/hr

Machine Operator Trainee / Operator Assistant Position Details * Job Title: Machine Operator Trainee / Operator Assistant (Machine Operator Assistant / Production Helper) * Immediate Supervisor:

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Assistant Operator information

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$10

$19

$30

How much do assistant operator jobs pay per hour?

As of Jul 22, 2026, the average hourly pay for assistant operator in California is $19.56, according to ZipRecruiter salary data. Most workers in this role earn between $15.19 and $22.07 per hour, depending on experience, location, and employer.

What is the role of an operations assistant?

An operations assistant supports daily business functions by coordinating tasks, managing schedules, and ensuring smooth workflow. They often handle administrative duties, assist with process improvements, and may operate relevant tools or equipment depending on the industry.

What does an assistant operator do?

An assistant operator supports the main operator in operating machinery or equipment, often handling tasks such as monitoring systems, performing routine maintenance, and ensuring safety protocols are followed. They may also assist with setup, troubleshooting, and documentation, typically requiring knowledge of operational procedures and safety standards.

What are some common challenges Assistant Operators face during shift changes, and how can they be managed effectively?

Assistant Operators often encounter challenges during shift changes, such as incomplete handovers or miscommunication about ongoing tasks. To manage these effectively, it’s important to follow standardized handover procedures, maintain accurate and up-to-date logs, and communicate proactively with both outgoing and incoming team members. Building strong teamwork and attention to detail helps ensure a smooth transition and minimizes operational disruptions.

Why is Gen Z struggling to get jobs?

Gen Z faces challenges in securing jobs like assistant operator roles due to high competition, limited work experience, and evolving skill requirements such as familiarity with digital tools and safety protocols. Employers often seek candidates with relevant certifications or technical skills, which can be less accessible to younger applicants without prior experience.

What are the key skills and qualifications needed to thrive as an Assistant Operator, and why are they important?

To thrive as an Assistant Operator, you need a basic understanding of machinery operation, safety protocols, and often a high school diploma or equivalent. Familiarity with industrial equipment, control panels, and sometimes certifications like OSHA safety training are typically required. Attention to detail, reliability, and good teamwork skills help you excel in supporting smooth operations. These skills ensure safe, efficient production processes and help maintain workplace safety and productivity.

Which operator job pays the most?

Among operator roles, industrial machine operators and petroleum pump system operators tend to have the highest average salaries, often exceeding $50,000 to $70,000 annually depending on experience and location. Specialized operators with certifications in areas like crane operation or nuclear plant operation can earn higher wages, sometimes over $80,000 per year.

What is the difference between Assistant Operator vs Machine Operator?

AspectAssistant OperatorMachine Operator
CredentialsHigh school diploma, on-the-job trainingHigh school diploma, technical certification often preferred
Work EnvironmentAssists in setup, monitoring, and maintenance of machineryOperates machinery directly, responsible for production output
Industry UsageCommon in manufacturing, construction, and industrial plantsPrimarily in manufacturing, processing, and production facilities

Assistant Operators support Machine Operators by preparing equipment and monitoring processes, while Machine Operators handle the direct operation of machinery. Both roles require similar credentials and are vital in industrial settings, but Machine Operators have more responsibility for operating equipment independently.

What are Assistant Operators?

Assistant Operators are entry-level professionals who support the operation of machinery or equipment in industries such as manufacturing, energy, or logistics. They work under the supervision of senior operators to help monitor processes, perform basic maintenance, and ensure safety protocols are followed. Their responsibilities may include setting up machines, loading materials, inspecting products, and reporting any issues to supervisors. Assistant Operators play a key role in maintaining efficient production and minimizing downtime. This position is often a stepping stone to more advanced 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 cities in California are hiring for Assistant Operator jobs? Cities in California with the most Assistant Operator job openings:
Assistant Operator jobs near you
Infographic showing various Assistant Operator job openings in California as of July 2026, with employment types broken down into 1% As Needed, 74% Full Time, 21% Part Time, 1% Temporary, and 3% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $40,682 per year, or $19.6 per hour.
Assistant Operator 2nd Shift

Assistant Operator 2nd Shift

New-Indy Containerboard

Ontario, CA

$22 - $24/hr

Full-time

Posted 11 days ago

Job description

SUMMARY: Responsible for the set up and operation of machines in designated department.

ESSENTIAL DUTIES AND RESPONSIBILITIES

  • Set up & Operation of various machines
  • Run material through machine according to company specifications
  • Ensure correct materials are used to meet customer specifications.
  • Ensure all inventory entries are complete and accurate.
  • Inspect and maintain quality of product.
  • Responsible for meeting all quality and efficiency standards.
  • Meet all company safety policies and report any concerns related to required maintenance of machines.
  • Assist in two man feeds as necessary.
  • Duties may be expanded upon and additional duties may be assigned.

SKILLS AND QUALIFICATIONS

  • Manufacturing experience in the corrugated industry preferred.
  • Must be 18 years of age.
  • Ability to work a flexible schedule
  • Ability to read a tape measure with speed and accuracy.
  • Ability to work in a fast paced environment.
  • Knowledge equipment design and capabilities that can be translated into efficient operation.
  • Read and interpret product layout and production specifications.

PHYSICAL DEMANDS

    • Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
    • While performing the duties of this job, the employee is regularly required to stand, walk, sit and use hands to handle or feel.
    • The employee frequently is required to talk or hear.
    • The employee is occasionally required to reach with hands and arms.
    • The employee must regularly lift and/or move up to 50 pounds and occasionally lift and/or move up to 100 pounds.
    • Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.
    • Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

WORK ENVIRONMENT

  • The employee is regularly exposed to moving mechanical parts.
  • Exposure to wet and humid conditions.
  • Exposure to high, precarious places; fumes or airborne particles; and vibration.
  • Noise level in the work environment is usually loud.

CERTIFICATES, LICENSES, REGISTRATIONS

  • This position does not require a certificate, license, or registration.

OTHER DUTIES

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

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