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Machine Operator Assistant Jobs in California (NOW HIRING)

Calmont Wire & Cable

Be Seen First

Machine Operator

Santa Ana, CA · On-site

$18 - $23/hr

... Assist manufacturing personnel from other departments Ø Perform appropriate duties as assigned by management Ø Interface with QA for workmanship and quality requirements Ø Maintain and ...

STANDARD ELECTRIC

Machine Operator

Jurupa Valley, CA · On-site

$17.25 - $20.50/hr

Function: The Machine operator is responsible for all aspects of Operating different types of ... Operate Machinery to assist in the production process * Produce material at a productive rate.

HORSPOOL & ROMINE MFG CO INC

MACHINE OPERATOR

Oakland, CA · On-site

$28 - $30/hr

Document production data and report any discrepancies to supervisors. * Assist in training new operators on machinery and safety practices. * Participate in continuous improvement initiatives to ...

STANDARD ELECTRIC

Machine Operator

Jurupa Valley, CA · On-site

$17.25 - $20.50/hr

Function: The Machine operator is responsible for all aspects of Operating different types of ... Operate Machinery to assist in the production process * Produce material at a productive rate.

HORSPOOL & ROMINE MFG CO INC

MACHINE OPERATOR

Oakland, CA · On-site

$28 - $30/hr

Document production data and report any discrepancies to supervisors. * Assist in training new operators on machinery and safety practices. * Participate in continuous improvement initiatives to ...

Novolex

Machine Operator

Santa Fe Springs, CA · On-site

$20.45 - $27.84/hr

Thermoforming Machine Operator | Now Hiring | Santa Fe Springs, CA Compensation * Competitive ... Troubleshoot routine process problems, and assist with tooling and product changeovers * Maintain ...

Novolex

Machine Operator

Santa Fe Springs, CA · On-site

$20.45 - $27.84/hr

Thermoforming Machine Operator | Now Hiring | Santa Fe Springs, CA Compensation * Competitive ... Troubleshoot routine process problems, and assist with tooling and product changeovers * Maintain ...

Novolex

Machine Operator

Santa Fe Springs, CA · On-site

$20.45 - $27.84/hr

Thermoforming Machine Operator | Now Hiring | Santa Fe Springs, CA Compensation * Competitive ... Troubleshoot routine process problems, and assist with tooling and product changeovers * Maintain ...

Novolex

Machine Operator

Santa Fe Springs, CA · On-site

$20.45 - $27.84/hr

Thermoforming Machine Operator | Now Hiring | Santa Fe Springs, CA Compensation * Competitive ... Troubleshoot routine process problems, and assist with tooling and product changeovers * Maintain ...

Kinetic Personnel Group

Machine Operator

Pomona, CA · On-site

$18.75/hr

... operating sanding, winding, and other production machinery, inspecting finished products, and ... Perform material handling duties, including lifting and transporting materials. Assist with other ...

Legacy Staffing

Filler Machine Operator

Bakersfield, CA · On-site

$18 - $20/hr

Filler Machine Operator Location: Bakersfield, CA Employment Type: Full-Time, Temp-to-Hire Pay Rate ... Replace valves and assist with filler changeovers as required. * Follow procedures for oiling ...

VOLT

Machine Operator

Carlsbad, CA · On-site

$21/hr

As a Machine Operator you will: * Operate, maintain, and prepare 3D MJF printers, processing ... Follow all safety procedures and promote a positive team environment. * Assist with various ...

Tree Island Steel

Machine Operator

San Bernardino, CA · On-site

$18 - $20/hr

Job Summary The Machine Operator - Collator/Packer is responsible for operating and maintaining ... Maintain a clean and safe work environment General Duties * Assist other operators as required * Be ...

CRH

Machine Operator

Gilroy, CA · On-site

$24 - $26/hr

Machine Operator Architectural Products Group Gilroy, California, United States Job ID: 525294 ... * Assist in maintaining accurate production flow and reporting * Record and report quality data ...

CRH

Machine Operator

San Martin, CA · On-site

$24 - $26/hr

Machine Operator Architectural Products Group San Martin, California, United States Job ID: 527212 ... Detect and report any equipment malfunctions and quality issues to Plant Supervisor * Assist in ...

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All JobsMachine Operator JobsMachine Operator Assistant JobsMachine Operator Assistant Jobs in California

Machine Operator Assistant information

See California salary details

$13

$18

$22

How much do machine operator assistant jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for machine operator assistant in California is $18.25, according to ZipRecruiter salary data. Most workers in this role earn between $15.91 and $18.99 per hour, depending on experience, location, and employer.

What is a machine operator assistant?

Machine Operator Assistants support machine operators by preparing materials, monitoring equipment, and ensuring a smooth production process in manufacturing environments. Their tasks often include loading and unloading materials, cleaning machines, inspecting products for quality, and assisting with machine maintenance. They help maintain efficiency and safety in the workplace and may also document production data or report equipment issues. This role is key for keeping manufacturing lines running smoothly and efficiently.

What are the key skills and qualifications needed to thrive as a machine operator assistant, and why are they important?

To thrive as a Machine Operator Assistant, you need basic mechanical aptitude, attention to detail, and a high school diploma or equivalent. Familiarity with manufacturing machinery, safety protocols, and the ability to use measuring tools or computer systems is often required. Reliability, effective communication, and the ability to work well in a team are standout soft skills for this role. These skills ensure safe, efficient machine operation and help maintain smooth production processes in manufacturing environments.

What are some common challenges faced by a machine operator assistant, and how can they be overcome?

Machine Operator Assistants often encounter challenges such as adapting to fast-paced production environments, ensuring safety compliance, and minimizing machine downtime. To overcome these, it's important to stay attentive to operational protocols, communicate effectively with machine operators and team members, and proactively report any equipment issues. Continuous learning and on-the-job training can also help assistants rapidly build the skills necessary to troubleshoot minor problems and contribute to a smooth workflow.

What is the difference between Machine Operator Assistant vs Machine Operator?

AspectMachine Operator AssistantMachine Operator
CredentialsHigh school diploma or equivalent; some technical trainingHigh school diploma; technical certifications often preferred
Work EnvironmentAssists in manufacturing or production settings, working alongside machine operatorsOperates machinery directly in manufacturing or industrial environments
Job ResponsibilitiesSupports machine operation, performs basic maintenance, and monitors equipmentControls and manages machinery, ensures quality, and troubleshooting

The Machine Operator Assistant primarily supports and assists the Machine Operator in daily tasks, focusing on preparation and basic maintenance. The Machine Operator takes on the responsibility of running and managing machinery independently. Both roles are essential in manufacturing, but the Machine Operator has more advanced technical duties and decision-making authority.

How to become a machine operator assistant with no experience?

To become a machine operator assistant with no experience, start by gaining basic knowledge of manufacturing processes and safety procedures through online courses or training programs. Entry-level positions often require a high school diploma or equivalent, and on-the-job training is provided to learn equipment operation and maintenance. Developing skills in attention to detail, manual dexterity, and understanding of tools can improve your chances of securing a position.

What are the most commonly searched types of Machine Operator jobs in California?

The most popular types of Machine Operator jobs in California are:

What cities in California are hiring for Machine Operator Assistant jobs?

Cities in California with the most Machine Operator Assistant job openings:

What are popular job titles related to Machine Operator Assistant jobs in CA?

For Machine Operator Assistant jobs in CA, the most frequently searched job titles are:

Machine Operator Assistant jobs near you
Infographic showing various Machine Operator Assistant job openings in California as of August 2026, with employment types broken down into 2% As Needed, 79% Full Time, 16% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $37,967 per year, or $18.3 per hour.

Machine Operator

Santa Ana, CA • On-site

Calmont Wire & Cable
Electrical Equipment, Appliance, and Component Manufacturing • 51 - 200 employees
Learn more about Calmont Wire & Cableexternal

$18 - $23/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 23 days ago

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Key responsibilities

  • Carry out production, inspection, and machine operation duties

  • Set up machines and ensure all materials are readily available

  • Effectively monitor production equipment

Job description

Extruder Operator Job Summary:

Our custom manufacturing firm makes the most advanced wire and cable in the world. We design and manufacture wire and cable for NASA and a wide variety of high techcompanies who make cutting edge medical, military, aeronautic, sensor and communication devices. We are looking for a self-motivated Machine Operator who enjoys the challenge of working in a custom manufacturing environment with the opportunity set-up and run several different machines every day. This position will provide the successful candidate with the chance to apply their knowledge, learn new skills, and work as a collaborative team member. The ideal candidate for this position will have strong mechanical skills, a desire to learn and develop new manufacturing skills, have some experience in plastics extrusion, pay strong attention to detail, and is committed to continuous improvement, 5S and LEAN principles.

Extruder Operator Responsibilities and Duties:

Ø Carry out production, inspection, and machine operation duties

Ø Set up machines and ensure all materials are readily available

Ø Effectively monitor production equipment

Ø Participate in daily team meetings

Ø Assist manufacturing personnel from other departments

Ø Perform appropriate duties as assigned by management

Ø Interface with QA for workmanship and quality requirements

Ø Maintain and continuously improve a safe and clean work space

Ø Continuously improve manufacturing processes

Ø Follow established safety rules and regulations

Machine Operator Qualifications and Skills:

Ø Experience as an machine Operator

Ø Good mechanical skills

Ø Knowledge of the proper functions of Extruders, Extruder Tooling, Payoffs, Accumulators, and Take ups

Ø Knowledge of different types of conductors

Ø Knowledge of different types of polymers

Ø Ability to accurately read Specifications/Drawings

Ø Able to lift a maximum of 50 lbs and stand for an eight-hour work shift

Ø Commitment to Continuous Improvement, Quality, Safety, 5S, and LEAN.

Ø Team-oriented and self-directed

Ø Problem solving skills

Ø Background check required

Company Description

Calmont Wire & Cable has provided innovative solutions for exciting projects like the Apollo and Space Shuttle Programs, and the Hubble Telescope. Our designs and manufacturing processes solve complicated problems in solar expedition and research, cryogenics, and surgical devices. In our southern California facilities Calmont designs, manufactures, tests, and provides on-demand inventory.

In 1958, Calmont’s founder said of his infant company "We are problem solvers...and we also sell wire and cable." The Calmont culture of Growing People and Making a Difference has helped mankind explore the universe, battle sickness and disease, and improve productivity and safety by designing custom wire and cable for extreme environments and delicate conditions.

Calmont Wire & Cable has been a privately held company since 1958.

Our Mission

It is Calmont Wire & Cable’s mission to develop people and make a difference in the world by designing and delivering custom wire and cable solutions that make amazing products come to life.

We are a U.S. manufacturer, and we are leading the charge to bring manufacturing back to the United States by offering guaranteed satisfaction that isn’t available anywhere else in the world. At Calmont, our culture and our vision enable us to do more for our customers. Our team of innovative problem solvers, and our organizational dedication to continuous improvement, have led to a 99.4% customer acceptance rate.