ZipRecruiter

Log In

1

Injection Mold Machine Operator Jobs in California

People First Employment

Be Seen First

Injection Operator Assistant

Temecula, CA · On-site

$19/hr

Job Summary The Injection Operator Assistant supports Injection Operators in the daily operation of injection molding machines to ensure safe, efficient, and consistent production of high-quality ...

New

Ambrit Engineering

Mold Maker

Santa Ana, CA

$45 - $48/hr

... operating manual and CNC machine tools to produce and repair mold components to precise specifications. Essential Duties and Responsibilities * Build, repair, modify, and troubleshoot injection molds ...

Ambrit Engineering - USA

Mold Maker

Santa Ana, CA · On-site

$45 - $48/hr

... operating manual and CNC machine tools to produce and repair mold components to precise specifications. Essential Duties and Responsibilities * Build, repair, modify, and troubleshoot injection molds ...

Applied Medical

Mold Maker

Rancho Santa Margarita, CA · On-site

$25 - $40/hr

Experience operating or supporting CNC machining equipment. * Background in manufacturing processes such as machining, injection molding, extrusion, and stamping. * Experience supporting medical ...

SeeScan

Injection Molding Technician

San Diego, CA · On-site

$22 - $24/hr

Monitor and maintain proper machine settings, including temperature and material specifications * Troubleshoot and resolve issues with injection molding machines and processes * Inspect all produced ...

Applied Medical

Mold Maker

Rancho Santa Margarita, CA

$25 - $40/hr

Experience operating or supporting CNC machining equipment. * Background in manufacturing processes such as machining, injection molding, extrusion, and stamping. * Experience supporting medical ...

NORMA Group

Mold Setter

Lindsay, CA · On-site

$17.75 - $21/hr

Three years of manufacturing experience with a minimum of one year on setting up injection molding machines and molds. * Computer literate. * English verbal and written communication is essential NDS ...

Applied Medical

Mold Maker

Rancho Santa Margarita, CA · On-site

$25/hr

Experience operating or supporting CNC machining equipment. * Background in manufacturing processes such as machining, injection molding, extrusion, and stamping. * Experience supporting medical ...

Infinity Staffing

Be Seen First

Machine Operator

Madera, CA · On-site

$17.50 - $18.40/hr

Operator will perform preliminary post-production work on molded parts. RESPONSIBILITIES ... Sets up and breaks down molds, machines, and work area to start production cycle * Measures and ...

next page

Showing results 1-20

All JobsInjection Mold Machine Operator JobsInjection Mold Machine Operator Jobs in California

Injection Mold Machine Operator information

See California salary details

$11

$18

$25

How much do injection mold machine operator jobs pay per hour?

As of Jul 17, 2026, the average hourly pay for injection mold machine operator in California is $18.12, according to ZipRecruiter salary data. Most workers in this role earn between $15.19 and $20.38 per hour, depending on experience, location, and employer.

What does an Injection Mold Machine Operator do?

An Injection Mold Machine Operator is responsible for setting up, operating, and maintaining machines that mold plastic or other materials into specific shapes. They monitor the molding process, adjust machine settings, ensure quality standards are met, and perform routine maintenance. Operators also troubleshoot issues with the machinery and the molded products, keeping production running efficiently and safely.

What are some common challenges faced by Injection Mold Machine Operators, and how can they be addressed?

Injection Mold Machine Operators often encounter challenges such as maintaining consistent product quality, troubleshooting machine malfunctions, and managing tight production schedules. To address these, it's important to develop strong problem-solving skills, become familiar with machine maintenance procedures, and communicate closely with team members, including quality control and maintenance staff. Regular training and staying updated on new technologies can also help operators adapt to evolving production demands and improve efficiency.

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

To thrive as an Injection Mold Machine Operator, you need a solid understanding of manufacturing processes, mechanical aptitude, and typically a high school diploma or technical training. Familiarity with injection molding machines, quality inspection tools, and knowledge of safety standards are crucial, and some employers may require certifications like RJG or Paulson. Strong attention to detail, problem-solving abilities, and effective teamwork are standout soft skills in this role. These skills and qualities are essential for maintaining product quality, ensuring safety, and minimizing downtime in a fast-paced production environment.

What is the difference between Injection Mold Machine Operator vs Mold Setter?

AspectInjection Mold Machine OperatorMold Setter
Primary RoleOperates and monitors injection molding machines to produce plastic partsSets up, adjusts, and maintains molds for production runs
CredentialsTypically requires a high school diploma and technical trainingRequires similar technical training and experience with molds
Work EnvironmentManufacturing plant, machine-focusedManufacturing plant, mold-focused
Industry UsageCommonly employed in plastics manufacturingCommonly employed in plastics and injection molding industries

While both roles are essential in plastic manufacturing, the Injection Mold Machine Operator primarily runs the machines, whereas the Mold Setter prepares and maintains molds for production. Understanding these differences helps in choosing the right career path or job search focus.

What cities in California are hiring for Injection Mold Machine Operator jobs? Cities in California with the most Injection Mold Machine Operator job openings:
What are popular job titles related to Injection Mold Machine Operator jobs in CA? For Injection Mold Machine Operator jobs in CA, the most frequently searched job titles are:
Injection Mold Machine Operator jobs near you
Infographic showing various Injection Mold Machine Operator job openings in California as of July 2026, with employment types broken down into 1% As Needed, 83% Full Time, 11% Part Time, 1% Temporary, 2% Contract, and 2% Nights. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $37,688 per year, or $18.1 per hour.
Injection Molding Operator (Plastics -2nd shift)

Injection Molding Operator (Plastics -2nd shift)

Kelly Services

Garden Grove, CA

$22/hr

Other

Medical, Dental, Vision, Life, Retirement

Posted 10 days ago

Job description

Machine Operator – Plastic Injection Molding
  • Location: 100% On-site at Garden Grove, CA 92841
  • Contract: W2 under staffing supplier; with a 3-month duration (Temp to hire)
  • Work Schedule: Mon - Fri / 2nd shift: 1 pm to 9:30 pm (OT may be requested / weekends and holidays may be requested too).
  • Pay rate: $22 per hour (+1.00$ shift diff.)

Key Responsibilities
• Production: Operate plastic injection molding machines to produce quality parts based on blueprints and work orders.
• Quality Control: Monitor process temperatures and injection pressures; detect and report any non-conformances.
• Precision Measurement: Verify machine settings by measuring first-run parts and samples using micrometers, Vernier calipers, and optical comparators.
• Maintenance: Perform routine preventive maintenance according to manufacturer instructions.
• Documentation: Accurately read and interpret technical drawings and work orders.
Qualifications
• Experience:  At least 1+ yoe in related positions in manufacturing settings.
• Technical Skills: Ability to read blueprints and use precision measuring instruments.
• Availability: Must be able to work overtime, including weekends and holidays as needed.
• Adaptability: Willingness to perform "other duties assigned" to support the team.
As part of our promise to talent, Kelly supports those who work with us through a variety of benefits, perks, and work-related resources. Kelly offers eligible employees voluntary benefit plans including medical, dental, vision, telemedicine, term life, whole life, accident insurance, critical illness, a legal plan, and short-term disability. As a Kelly employee, you will have access to a retirement savings plan, service bonus and holiday pay plans (earn up to eight paid holidays per benefit year), and a transit spending account. In addition, employees are entitled to earn paid sick leave under the applicable state or local plan. Click here for more information on benefits and perks that may be available to you as a member of the Kelly Talent Community.

Find what’s next with Kelly®.

As a worker today, it’s up to you to take charge of your career and look for opportunities to learn, grow, and achieve your potential. Helping you find what’s next is what we’re all about. We know what’s going on in the evolving world of work-just ask the 440,000 people we employ each year. Connecting with us means getting the support, guidance, and opportunities needed to take your career where you may have never imagined.

About Kelly

Work changes everything. And at Kelly, we’re obsessed with where it can take you. To us, it’s about more than simply accepting your next job opportunity. It’s the fuel that powers every next step of your life. It’s the ripple effect that changes and improves everything for your family, your community, and the world. Which is why, here at Kelly, we are dedicated to providing you with limitless opportunities to enrich your life-just ask the 300,000 people we employ each year.
Kelly is committed to providing equal employment opportunities to all qualified employees and applicants regardless of race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, age, marital status, pregnancy, genetic information, or any other legally protected status, and we take affirmative action to recruit, employ, and advance qualified individuals with disabilities and protected veterans in the workforce. Requests for accommodation related to our application process can be directed to the Kelly Human Resource Knowledge Center. Kelly complies with the requirements of California’s state and local Fair Chance laws. A conviction does not automatically bar individuals from employment. Kelly participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.
Kelly may use AI-powered tools during the recruitment and hiring process. For full details, including how Kelly uses AI, your rights, and how to request a reasonable accommodation, visit the Recruitment Artificial Intelligence Notice.