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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 ...

WET Design

$20 - $24/hr

... and engineering marvels worldwide, from the Fountains of Bellagio to the awe-inspiring Dubai ... Plastic Injection Molding Machines. Operate 77, 275 and 750 ton machines to produce high quality ...

New

TG SOLUTIONS INC

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Shift Lead - Plastic Injection Molding

Fowler, CA · On-site

$23 - $28/hr

Keep production on schedule while ensuring top-notch quality. * Work with maintenance to keep ... Background in machinery - plastic injection molding experience is preferred! * Strong leadership ...

TG SOLUTIONS INC

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Shift Lead - Plastic Injection Molding

Fowler, CA · On-site

$23 - $28/hr

Keep production on schedule while ensuring top-notch quality. * Work with maintenance to keep ... Background in machinery - plastic injection molding experience is preferred! * Strong leadership ...

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 ...

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 ...

M.R. Mold & Engineering

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Associate injection mold designer - Entry Level.

Brea, CA · On-site

$40K - $60K/yr

... plastic injection molding industry and gain hands-on, practical engineering experience. Key ... Interface with the tool room, production team, and quality department to review design feasibility ...

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Plastic Injection Molding Quality Engineer information

See California salary details

$34K

$84.8K

$118.9K

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

As of Aug 30, 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 1% As Needed, 76% Full Time, 17% Part Time, 5% Contract, and 1% Nights. Highlights an 84% Physical, 1% Hybrid, and 15% Remote job distribution, with an average salary of $84,823 per year, or $40.8 per hour.

Senior Supplier Quality Engineer - Plastics

Irvine, CA • On-site

Stark Pharma Solutions Inc
See more jobs at Stark Pharma Solutions Incexternal

Contractor

Posted 3 days ago

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Job description

About the Company

Stark Pharma Solutions Inc. is a global consulting and staffing partner established in 2014, serving the Pharmaceutical, Medical Device, Biotech, and IT industries across the USA, Canada, and India.

We provide specialized consulting and staffing solutions across Quality & Validation, Regulatory Affairs, R&D, Manufacturing, Supply Chain, Project Management, and IT, with a focus on delivering tailored solutions that drive growth, operational excellence, and long-term client success.

Position: Senior Supplier Quality Engineer – Plastics
Location: Irvine, CA
Duration: Long Term

Job Overview

We are seeking a Senior Supplier Quality Engineer – Plastics with strong experience in plastic injection molding, tooling, mold qualification, process validation, and supplier quality. The role will focus on supporting injection molding processes, supplier quality activities, tooling development, and process improvement within a regulated medical device environment.

Key Responsibilities

• Develop and qualify plastic injection molding processes.

• Support injection molding tooling and mold development activities.

• Review mold designs, tooling specifications, and DFM requirements.

• Lead mold design reviews with tooling suppliers and engineering teams.

• Qualify new molds and molding processes for production.

• Perform IQ, OQ, PQ, and process validation activities.

• Troubleshoot injection molding defects and identify root causes.

• Lead supplier corrective actions, SCAR, CAPA, and 8D activities.

• Work with suppliers to improve process capability and product quality.

• Support supplier qualification, tooling development, NPI, and sustaining activities.

• Support continuous improvement and process optimization activities.

• Collaborate with Quality, Manufacturing, Engineering, Operations, and suppliers.

• Ensure processes and supplier activities comply with FDA and ISO 13485 requirements.

Required Qualifications

• Bachelor’s degree in Engineering or a related technical field.

• 8+ years of experience in Supplier Quality, Plastics, Manufacturing, or a related engineering field.

• Strong experience with plastic injection molding.

• Experience with larger injection-molded plastic components.

• Experience with injection molding tooling and mold design.

• Experience with mold qualification and process validation.

• Knowledge of IQ, OQ, PQ, and production qualification.

• Experience troubleshooting injection molding defects.

• Strong experience with root-cause analysis and corrective actions.

• Experience with SCAR, CAPA, and 8D.

• Experience working with suppliers and managing supplier quality.

• Knowledge of process capability and continuous improvement.

• Knowledge of FDA requirements and ISO 13485 standards.

• Strong communication and cross-functional collaboration skills.

How to Apply

Apply Now: Submit your updated resume to Stark Pharma Solutions Inc. for consideration.

Stark Pharma is an Equal Opportunity Employer and welcomes qualified candidates from diverse backgrounds.