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How much do plastic injection molding machine operator jobs pay per hour?

As of Aug 21, 2026, the average hourly pay for plastic injection molding machine operator in the United States is $18.19, according to ZipRecruiter salary data. Most workers in this role earn between $16.35 and $19.47 per hour, depending on experience, location, and employer.

What is a plastic injection molding machine operator?

A Plastic Injection Molding Machine Operator is responsible for setting up, operating, and monitoring injection molding machines used to produce plastic parts. They ensure machines run efficiently, troubleshoot issues, perform quality checks, and maintain a clean work environment. Operators may also adjust machine settings, replace molds, and inspect finished products for defects. Their role is essential in manufacturing industries that produce plastic components for automotive, medical, and consumer goods.

What does a plastic injection molding machine operator do during a typical shift?

As a Plastic Injection Molding Machine Operator, your typical shift will involve setting up and monitoring injection molding machines, inspecting finished products for quality, and performing minor equipment maintenance as needed. You will often work on your feet for extended periods in a manufacturing environment and may rotate between day, evening, or overnight shifts depending on the employer. Teamwork is important, as you'll frequently collaborate with supervisors, quality control personnel, and other machine operators to meet production goals. Staying vigilant and responsive to machine alarms or quality issues is a key part of the daily routine.

What are the key skills and qualifications needed to thrive as a plastic injection molding machine operator?

To thrive as a Plastic Injection Molding Machine Operator, you need a good understanding of machine operation, mechanical aptitude, attention to detail, and a high school diploma or equivalent. Familiarity with industry-standard molding machines, quality inspection tools, and safety protocols, as well as certificates in manufacturing or machine operation, are often advantageous. Strong problem-solving skills, teamwork, and effective communication help individuals excel in this role. These abilities ensure efficient production runs, high-quality products, and a safe, collaborative work environment.

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Plastic Injection Molding Machine Operator jobs near you
Infographic showing various Plastic Injection Molding Machine Operator job openings in the United States as of August 2026, with employment types broken down into 67% Full Time, 13% Part Time, and 20% Nights. Highlights an 100% In-person job distribution, with an average salary of $37,827 per year, or $18.2 per hour.

Injection Molding Machine Operator (Dummy)

ALOIS LLC

Garden Grove, CA • On-site

$16.25 - $21.75/hr

Contractor

Re-posted 5 days ago

Job description

Injection Molding Machine Operator
Location: Garden Grove, CA 92841

Qualifications:

  • Manufacturing experience preferred

  • Ability to read blueprints and work orders

  • Basic measuring and inspection skills

Responsibilities:

  • Operate plastic injection molding machines to produce quality parts

  • Read and follow blueprints, work orders, and customer specifications

  • Monitor machine temperatures and injection pressures

  • Inspect parts and verify machine settings using measuring tools

  • Use micrometers, Vernier calipers, and optical comparators

  • Perform basic preventive maintenance as needed

  • Ensure parts meet quality and drawing specifications