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Machine Operator Trainee Jobs in Gardena, CA (NOW HIRING)

RimePro Inc

Header Operator

Whittier, CA

$35 - $60/hr

This position is responsible for setting up and operating multi-die progressive header machines ... Train and assist junior operators or trainees on proper setup, operation, and safety procedures.

RimePro Inc

Header Operator

Los Angeles, CA

$35 - $60/hr

This position is responsible for setting up and operating multi-die progressive header machines ... Train and assist junior operators or trainees on proper setup, operation, and safety procedures.

alu

Blacksmith Level I - 2nd Shift

Santa Ana, CA

$27 - $32/hr

Instruct Trainee to assure the production of quality parts. * Maintain accurate part-counts of ... Instruct operator of the manipulator forklift. * Operate the billet saw to cut raw material as ...

RimePro Inc

Centerless Grinder

Los Angeles, CA

$30 - $40/hr

This position is responsible for setting up and operating centerless grinding machines to produce ... trainees as needed. * Follow all company safety policies and quality procedures throughout all ...

RimePro Inc

Centerless Grinder

Whittier, CA

$30 - $40/hr

This position is responsible for setting up and operating centerless grinding machines to produce ... trainees as needed. * Follow all company safety policies and quality procedures throughout all ...

MS AEROSPACE INC

Centerless Grind

Sylmar, CA · On-site

$20 - $45/hr

Night shift Grinding Operator Department/ Area: Grind Position Summary: Candidates will be ... on machine and coach trainees. * Purpose: To prepare forged blank bolts into close tolerance ...

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All JobsMachine Operator JobsMachine Operator Trainee JobsMachine Operator Trainee Jobs in Gardena, CA

Machine Operator Trainee information

See Gardena, CA salary details

$12

$18

$24

How much do machine operator trainee jobs pay per hour?

As of Aug 22, 2026, the average hourly pay for machine operator trainee in Gardena, CA is $18.64, according to ZipRecruiter salary data. Most workers in this role earn between $16.73 and $19.95 per hour, depending on experience, location, and employer.

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

To thrive as a Machine Operator Trainee, you need basic mechanical aptitude, attention to detail, and a high school diploma or equivalent. Familiarity with manufacturing equipment, safety protocols, and basic computer systems or programmable logic controllers (PLCs) is often required. Strong problem-solving skills, teamwork, and a willingness to learn help trainees excel in fast-paced production environments. These abilities are crucial for ensuring operational efficiency, minimizing downtime, and maintaining workplace safety.

What are some common challenges machine operator trainees face during their initial months on the job?

Machine Operator Trainees often encounter challenges such as learning to operate complex machinery safely, adapting to fast-paced production environments, and mastering quality control procedures. Adjusting to shift work and understanding the importance of teamwork in a manufacturing setting can also take time. However, most employers provide hands-on training and mentorship to support new trainees as they build confidence and proficiency in their roles.

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

AspectMachine Operator TraineeMachine Operator
CredentialsMay require a high school diploma or equivalent; training provided on the jobTypically requires relevant certifications or licenses; experience preferred
Work EnvironmentTraining environment, supervised, learning phaseFull operational environment, responsible for machine operation
Job ResponsibilitiesAssisting and learning machine operation tasksOperating machinery independently, ensuring safety and efficiency

The main difference is that a Machine Operator Trainee is in a learning phase, often supervised and still acquiring skills, while a Machine Operator is fully responsible for operating machinery independently. Trainees focus on gaining experience, whereas operators perform the job routinely with established skills.

How to become a machine operator trainee with no experience?

To become a machine operator trainee with no experience, focus on gaining basic technical skills through vocational training or community college courses, and highlight your willingness to learn and work in a manufacturing environment. Some employers offer on-the-job training for entry-level candidates, so applying to companies that provide training programs can also be effective.

How to get started as a machine operator trainee?

To start as a machine operator trainee, you typically need a high school diploma or equivalent and basic technical skills. Employers often provide on-the-job training, but having familiarity with machinery, safety protocols, and the ability to follow instructions can be beneficial. Some positions may require certifications in equipment operation or safety standards.

What do machine operator trainees do?

Machine operator trainees learn to operate and monitor manufacturing equipment, such as presses, lathes, or conveyor systems. They gain skills in safety procedures, quality control, and troubleshooting under supervision to prepare for full-time roles as machine operators.

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

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

Machine Operator Trainee jobs near you
Infographic showing various Machine Operator Trainee job openings in Gardena, CA as of August 2026, with employment types broken down into 47% Full Time, 50% Part Time, 2% Contract, and 1% Nights. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $38,765 per year, or $18.6 per hour.

Header Operator

RimePro Inc

Whittier, CA

$35 - $60/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 24 days ago

Job description

Position Overview

We are seeking an experienced Header Operator to join our precision manufacturing team. This position is responsible for setting up and operating multi-die progressive header machines used to produce high-strength fasteners and components to exact specifications. The ideal candidate has a strong mechanical aptitude, attention to detail, and a background in operating and maintaining multi-die header equipment in a production environment.

Key Responsibilities

  • Set up and operate 4- or 5-die progressive header machines to manufacture precision parts according to engineering drawings and production requirements.

  • Read and interpret blueprints, manufacturing work orders, and process specifications to determine required tools, materials, and machine settings.

  • Install, align, and adjust tooling, dies, and attachments to ensure accurate and consistent part production.

  • Inspect parts during production using precision measuring instruments such as micrometers, calipers, and comparators.

  • Monitor machine operation, make necessary adjustments, and perform minor tooling rework or preventive maintenance as needed.

  • Maintain accurate production and quality records; enter data into tracking systems as required.

  • Train and assist junior operators or trainees on proper setup, operation, and safety procedures.

  • Support continuous improvement initiatives related to productivity, quality, and equipment performance.

  • Maintain a clean, organized, and safe work area at all times.

Qualifications

  • High school diploma or equivalent required.

  • 4+ years of experience operating multi-die progressive headers in a precision manufacturing or aerospace environment preferred.

  • Strong knowledge of tooling setup, machine adjustments, and metal forming principles.

  • Ability to read and interpret blueprints, process sketches, and part specifications.

  • Skilled in the use of precision measuring instruments and statistical process control (SPC) methods.

  • Strong attention to detail, quality standards, and safety procedures.

  • Excellent problem-solving skills and mechanical troubleshooting ability.

  • Willingness to work collaboratively and assist in training others.

Working Conditions

  • All Shifts open!

  • Frequent standing and manual handling of materials.

  • Work performed in a manufacturing environment with exposure to noise, lubricants, and metal particulates.

  • Requires use of personal protective equipment (PPE) and adherence to all safety policies.

Compensation

  • Competitive hourly rate ranging from $35.00 to $60.00 per hour, depending on experience and qualifications.

  • Additional incentives or sign-on bonuses may be available for qualified candidates.

  • Comprehensive benefits package including health, dental, and vision coverage, 401(k), and paid time off.