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Senior Injection Molding Process Engineer Jobs in California

Honor Plastics & Molding

Process Technician

Pomona, CA · On-site

$27.50 - $28/hr

They will ensure that all the injection molding machine and the process are producing quality parts efficiently. The process Technician must have a good fundamental knowledge of the injection molding ...

Ambrit Engineering

Process Technician

Santa Ana, CA

$28 - $34/hr

Join a Growing Injection Molding Team at Ambrit Engineering! We are a growing Southern California plastic injection molding manufacturer seeking experienced Process Technicians with strong ...

Kelly Services

Process Technician

Baldwin Park, CA · On-site

$35 - $38/hr

Set up injection molding machines, molds, robotics, and auxiliary equipment for engineering and validation runs. * Execute process development activities using Scientific Injection Molding principles.

Kelly Services

Process Technician

Baldwin Park, CA

$35 - $38/hr

Set up injection molding machines, molds, robotics, and auxiliary equipment for engineering and validation runs. * Execute process development activities using Scientific Injection Molding principles.

SeeScan

Injection Molding Technician

San Diego, CA · On-site

$22 - $24/hr

Troubleshoot and resolve issues with injection molding machines and processes * Inspect all produced parts for defects including flashing, warping, and short shots * Log and document material usage ...

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Senior Injection Molding Process Engineer information

What are the key skills and qualifications needed to thrive as a Senior Injection Molding Process Engineer, and why are they important?

To thrive as a Senior Injection Molding Process Engineer, you need a deep understanding of polymer science, mold design, process optimization, and typically a degree in engineering or a related field. Expertise with CAD software, process simulation tools, and familiarity with quality systems like ISO 9001 are commonly required, along with certifications such as RJG or Six Sigma. Strong analytical thinking, problem-solving abilities, and effective communication are essential soft skills for collaborating with cross-functional teams and troubleshooting production issues. These skills ensure efficient production, high-quality output, and continuous improvement in complex manufacturing environments.

What does a Senior Injection Molding Process Engineer do?

A Senior Injection Molding Process Engineer is responsible for designing, optimizing, and troubleshooting the injection molding process used to manufacture plastic parts. They oversee process improvements, ensure product quality, and collaborate with cross-functional teams to meet production goals. Additionally, they may develop and implement new molding technologies, train staff, and support maintenance of equipment to ensure efficient and reliable operations.

What is the difference between Senior Injection Molding Process Engineer vs Injection Molding Technician?

AspectSenior Injection Molding Process EngineerInjection Molding Technician
CredentialsBachelor's degree in engineering or related field, certifications in process optimizationTechnical diploma or associate degree, on-the-job training
Work EnvironmentDesigning processes, analyzing data, improving production efficiencyOperating machinery, performing setup and maintenance
ResponsibilitiesProcess development, troubleshooting, process validationMachine operation, quality checks, routine maintenance

The Senior Injection Molding Process Engineer focuses on process design, optimization, and troubleshooting, requiring higher-level technical skills and education. In contrast, the Injection Molding Technician handles daily machine operation and maintenance tasks. Both roles are essential in the manufacturing environment but differ in scope and responsibilities.

What are the common challenges faced by Senior Injection Molding Process Engineers when introducing a new mold into production?

Senior Injection Molding Process Engineers often encounter challenges such as optimizing process parameters for new molds, ensuring part quality meets specifications, and troubleshooting issues like warpage or incomplete filling. Collaboration with design, tooling, and quality teams is essential to address these challenges and implement effective solutions quickly. Additionally, balancing production efficiency with consistent quality requires careful monitoring and adjustment during the initial production runs.
What are the most commonly searched types of Injection Molding Process Engineer jobs in California? The most popular types of Injection Molding Process Engineer jobs in California are:
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Senior Injection Molding Process Engineer jobs near you
Infographic showing various Senior Injection Molding Process Engineer job openings in California as of July 2026, with employment types broken down into 92% Full Time, 4% Part Time, 1% Temporary, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution.

Process Technician

Honor Plastics & Molding

Pomona, CA • On-site

$27.50 - $28/hr

Full-time

Posted 20 days ago

Job description

Purpose:
The process technician is responsible for all aspects of the injection molding process. They will ensure that all the injection molding machine and the process are producing quality parts efficiently.
The process Technician must have a good fundamental knowledge of the injection molding process, raw material, test methods, processing controls and secondary equipment. This position directly reports to the VP Operation.
Duties & Responsibilities:
  • Perform all start-up, shutdown, and troubleshooting of the molding process during normal production run.
  • Coordinate and/ or setup all secondary and auxiliary equipment as needed for each job
  • Ensure that material requiring pre-drying are managed properly.
  • Assist with all molds insert changes
  • Coordinate and assist with new mold samplings including the molding process and the creation of full documentation on processing parameters.
  • Communicate with management, quality assurance and shop floor daily to discuss all modeling related issues
  • Assist set-up technicians and material Handlers as needed
  • Always follow department operational procedures.
  • Operate the machines as needed
  • Ensure that the production activities are carried out in accordance with approved procedures
  • Promote safety, quality and environmental awareness at all times

Required Knowledge, Skills, & Abilities:
  • High school diploma or equivalent qualification.
  • A minimum of 3 years experience in a similar role (Preferred).
  • Strong mechanical aptitude and scientific molding experience would be beneficial
  • Good communication/Interpretation skills and attention to detail
  • Ability to work in a fast pace, high change environment, with limited supervision

Pay Rate : $ 28 Hourly

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