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Plastic Injection Molding Quality Engineer Jobs in California

Professional Search Group - Orange County

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Plastic Injection Mold Process Technician

Tustin, CA · On-site

$28 - $32/hr

... molding equipment to produce high-quality plastic components. Your expertise will ensure efficient ... Proficiency with programmable logic controllers (PLCs) for machine automation and troubleshooting.

Studex

Plastic Injection Mold Maker

Harbor City, CA · On-site

$17.81 - $25/hr

Company: A worldwide provider of injection molding products serving a diverse marketplace is ... and engineering departments. Will provide technical knowledge on fixture and tooling repairs ...

Professional Search Group - Orange County

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Injection Mold Shop Lead - 3rd Shift

Tustin, CA · On-site

$31 - $35/hr

Supervise machine operation including plastics injection molding presses, CNC lathes, press brake ... Conduct quality inspections using dimensional measurements and measurement (quality control) tools ...

Ezonyx Bio Technologies

Injection Mold Maker

Brea, CA · On-site

We are seeking an experienced plastic injection mold maker to join our engineering team in the ... Fabricate high-quality injection molds * Meeting schedule commitments (on-time build) * Fine-tune ...

ALOIS LLC

Injection Molding Machine Operator

Garden Grove, CA · On-site

$16.25 - $21.75/hr

Produces quality parts by running plastic injection molding machines, following work orders and blueprints. Monitors process temperatures and injection pressures to detect non-conformances to drawing ...

Partners Personnel

Plastics Process Engineer

Beaumont, CA · On-site

$77K - $80K/yr

Process Engineer - Plastic Injection Molding (Direct Hire) Location: Beaumont, CA Job Type: Full-time | Direct Hire 3PM-11PM Job Summary We are seeking a Process Engineer (Direct Hire) to support and ...

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Plastic Injection Molding Quality Engineer information

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$34K

$84.8K

$118.9K

How much do plastic injection molding quality engineer jobs pay per year?

As of Aug 19, 2026, the average yearly pay for plastic injection molding quality engineer in California is $84,823.00, according to ZipRecruiter salary data. Most workers in this role earn between $74,000.00 and $97,700.00 per year, depending on experience, location, and employer.

What does a plastic injection molding quality engineer do?

A Plastic Injection Molding Quality Engineer is responsible for ensuring that plastic products produced through the injection molding process meet quality standards and specifications. They develop and implement quality control procedures, inspect finished products, and analyze manufacturing processes to identify areas for improvement. Their role also involves troubleshooting defects, collaborating with production teams, and maintaining documentation to comply with industry regulations. By monitoring and improving the quality of molded parts, they help reduce defects and increase customer satisfaction.

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

To thrive as a Plastic Injection Molding Quality Engineer, you need a solid background in engineering, quality management systems, and a strong understanding of plastic materials and molding processes, often supported by a related degree. Familiarity with quality tools such as SPC, Six Sigma, GD&T, and proficiency in using measurement equipment and quality software is typically required. Attention to detail, problem-solving abilities, and effective communication are crucial soft skills in this role. These skills ensure rigorous quality standards are maintained, defects are minimized, and customer requirements are consistently met in a manufacturing environment.

What are some common challenges faced by plastic injection molding quality engineers, and how can they be addressed?

Plastic Injection Molding Quality Engineers often encounter challenges such as identifying root causes of defects, maintaining consistent product quality, and balancing tight production schedules with thorough inspections. Addressing these challenges typically involves close collaboration with production teams, implementing robust statistical process control methods, and continuously updating inspection protocols based on feedback and process data. Developing strong communication skills and staying current with industry standards can also help in proactively resolving quality issues and improving overall product reliability.

What is the difference between Plastic Injection Molding Quality Engineer vs Plastic Injection Molding Process Engineer?

AspectPlastic Injection Molding Quality EngineerPlastic Injection Molding Process Engineer
Primary FocusEnsuring product quality, inspection, and compliance with standardsDeveloping, optimizing, and troubleshooting molding processes
Key ResponsibilitiesQuality audits, defect analysis, implementing corrective actionsProcess design, parameter setting, process improvements
Required SkillsQuality control, inspection techniques, ISO standardsProcess engineering, technical troubleshooting, equipment knowledge
Work EnvironmentQuality labs, inspection stations, manufacturing floorsProduction lines, engineering labs, process development areas

While both roles are essential in plastic injection molding, the Quality Engineer primarily focuses on maintaining product quality and compliance, whereas the Process Engineer concentrates on developing and refining the molding processes for efficiency and consistency.

What are popular job titles related to Plastic Injection Molding Quality Engineer jobs in California?

For Plastic Injection Molding Quality Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Plastic Injection Molding Quality Engineer jobs in California look for?

The top searched job categories for Plastic Injection Molding Quality Engineer jobs in California are:

What cities in California are hiring for Plastic Injection Molding Quality Engineer jobs?

Cities in California with the most Plastic Injection Molding Quality Engineer job openings:

Plastic Injection Molding Quality Engineer jobs near you
Infographic showing various Plastic Injection Molding Quality Engineer job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $84,823 per year, or $40.8 per hour.

Plastic Injection Molding Operator

Kinetic Personnel Group

Huntington Beach, CA • On-site

$24 - $27/hr

Other

Posted 5 days ago

Job description

The Plastic Injection Molding Operator is responsible for setting up, operating, and monitoring injection molding machines used to manufacture plastic parts and products. This role ensures production is completed safely, efficiently, and in accordance with quality standards and work order specifications. Essential Duties and Responsibilities Set up and operate plastic injection molding machines according to production schedules and work instructions. Install molds, dies, and tooling on machines using clamps, bolts, and hand tools, following work order specifications. Adjust and monitor machine controls, including molding temperature, pressure, cycle time, and material volume to ensure quality production. Operate machine controls to inject plastic materials into molds and produce finished parts. Remove molded products from machines and inspect for quality, defects, and conformance to specifications. Trim excess plastic material (flash) from finished products using knives, cutters, or other hand tools. Mix thermoplastic materials and color pigments according to formulas or production requirements, when required. Grind and recycle scrap plastic materials for reuse in the manufacturing process. Perform routine quality checks and document production data as required. Maintain a clean, organized, and safe work area. Follow all company safety procedures, quality standards, and production guidelines. Report equipment malfunctions, quality concerns, or safety issues to supervisors promptly. Qualifications High school diploma or equivalent preferred. Previous experience in plastic injection molding or manufacturing environment preferred. Ability to read and interpret work orders, production instructions, and quality specifications. Basic mechanical aptitude and ability to use hand tools. Strong attention to detail and commitment to quality. Ability to work independently and as part of a team. Ability to stand for extended periods and lift materials or products as required. Physical Requirements Frequent standing, walking, bending, and reaching. Ability to lift and move materials weighing up to 50 pounds, with or without reasonable accommodation. Manual dexterity to operate machinery and use hand tools. Ability to work in a manufacturing environment with exposure to heat, noise, and moving equipment. Pay Rate $24-$27 per hour DOE 2nd shift hours -3pm to 11:30pm KPG123

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