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Plastic Process Engineer Jobs (NOW HIRING)

The Process Engineer will leverage data, process knowledge, and continuous improvement ... S. degree in Engineering - preferably with concentration in plastics/material science, or, in the ...

The Process Engineer will leverage data, process knowledge, and continuous improvement ... S. degree in Engineering - preferably with concentration in plastics/material science, or, in the ...

The Process Engineer will leverage data, process knowledge, and continuous improvement ... S. degree in Engineering - preferably with concentration in plastics/material science, or, in the ...

Design tooling and develop processes for mono and co-extrusion plastic profiles, tubes and secondary fabrication individually or with other Process Engineers. * Lead new tooling development process ...

Candidates must be knowledgeable in all areas of plastic processing and manufacturing to maintain consistent quality output. MMI Engineered Solutions provides world-class engineering solutions for ...

Candidates must be knowledgeable in all areas of plastic processing and manufacturing to maintain consistent quality output. MMI Engineered Solutions provides world-class engineering solutions for ...

Candidates must be knowledgeable in all areas of plastic processing and manufacturing to maintain consistent quality output. MMI Engineered Solutions provides world-class engineering solutions for ...

Join EVCO Plastics as a Full-Time Plant Process Engineer and take your career to the next level in a dynamic, onsite environment. This role offers the opportunity to innovate and streamline ...

Join EVCO Plastics as a Plant Process Engineer in our Calhoun facility and immerse yourself in a dynamic environment where innovation thrives. As part of our forward-thinking team, you will have the ...

Join EVCO Plastics as a Plant Process Engineer in our Calhoun facility and immerse yourself in a dynamic environment where innovation thrives. As part of our forward-thinking team, you will have the ...

Join EVCO Plastics as a Plant Process Engineer in our Calhoun facility and immerse yourself in a dynamic environment where innovation thrives. As part of our forward-thinking team, you will have the ...

Senior Plastics Process Engineer

Louisville, KY · On-site

$99.90K - $129.20K/yr

We are seeking a highly skilled Senior Plastics Process Engineer focusing primarily on Factory Integration & Launch to lead the development, validation, and integration of injection molding processes ...

Process engineer

Saint Louis, MO · On-site

$88K - $103K/yr

Pretium Packaging, founded in 1992, is a leading supplier of injection-blow molded plastic ... The Process Engineer assists plant leadership and works collaboratively with all other departments ...

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Plastic Process Engineer information

See salary details

$49.5K

$92K

$142.5K

How much do plastic process engineer jobs pay per year?

As of May 31, 2026, the average yearly pay for plastic process engineer in the United States is $92,018.00, according to ZipRecruiter salary data. Most workers in this role earn between $74,500.00 and $103,000.00 per year, depending on experience, location, and employer.

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

To thrive as a Plastic Process Engineer, you need a solid background in chemical or mechanical engineering, polymer science, and process optimization, often backed by a relevant degree. Familiarity with CAD software, injection molding machines, statistical process control (SPC), and certifications like Six Sigma are commonly required. Strong problem-solving abilities, attention to detail, and effective communication skills help you collaborate with cross-functional teams and drive continuous improvement. These competencies ensure efficient production, high product quality, and innovation in plastic manufacturing environments.

What are some common challenges faced by Plastic Process Engineers in optimizing manufacturing processes?

Plastic Process Engineers often encounter challenges such as maintaining consistent product quality while scaling up production, troubleshooting equipment malfunctions, and minimizing material waste. They must continuously monitor and adjust processing parameters like temperature, pressure, and cycle time to ensure efficiency and compliance with specifications. Collaboration with design, quality, and maintenance teams is crucial to quickly resolve issues and implement process improvements. Staying updated with new materials and technologies also plays a key role in overcoming these challenges and advancing in the field.

What does a Plastic Process Engineer do?

A Plastic Process Engineer is responsible for designing, developing, and optimizing processes involved in the manufacturing of plastic products. They work with various types of plastic materials and molding technologies, such as injection molding, extrusion, and blow molding. Their duties often include troubleshooting production issues, improving process efficiency, ensuring product quality, and collaborating with design and production teams to implement best practices. They also play a key role in selecting materials, setting process parameters, and maintaining compliance with safety and environmental regulations.

What is the difference between Plastic Process Engineer vs Plastic Technician?

AspectPlastic Process EngineerPlastic Technician
CredentialsBachelor's degree in plastics engineering, chemical engineering, or related fieldTechnical diploma or associate degree in plastics technology or related field
Work EnvironmentDesign, optimize, and oversee manufacturing processes in production facilitiesOperate and maintain plastic processing equipment on the production floor
ResponsibilitiesProcess development, troubleshooting, and process improvementMachine setup, operation, and quality checks

The Plastic Process Engineer focuses on designing and improving plastic manufacturing processes, requiring a higher level of education and analytical skills. In contrast, the Plastic Technician handles day-to-day machine operation and maintenance. Both roles are essential in the plastics industry, but they differ in scope and responsibilities.

More about Plastic Process Engineer jobs
What cities are hiring for Plastic Process Engineer jobs? Cities with the most Plastic Process Engineer job openings:
What states have the most Plastic Process Engineer jobs? States with the most job openings for Plastic Process Engineer jobs include:
Infographic showing various Plastic Process Engineer job openings in the United States as of May 2026, with employment types broken down into 4% As Needed, 4% Full Time, 75% Part Time, 4% Temporary, and 13% Contract. Highlights an 79% Physical, 11% Hybrid, and 10% Remote job distribution, with an average salary of $92,018 per year, or $44.2 per hour.

$75K - $112.60K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 11 days ago


Job description

Cretex Medical is a leading contract manufacturer of precision components and assemblies for the medical device industry.  Our customers view us as a trusted partner in the areas of injection molding, laser processing, metal stamping and device assembly.  Learn more at www.cretexmedical.com.

The New Products Introduction (NPI) team is responsible for the development, validation and commercial introduction for Cretex Medical.  The NPI team will work on developing solutions to bring complex medical device components, assemblies and devices to the market for our customers.

Position Summary 

The NPI Plastics Process Engineer will be responsible for the development and execution of all key technical molding operations including the establishment of process parameters, support of validation activities, and troubleshooting issues in an injection molding manufacturing facility.


  • Utilize scientific molding principles to establish capable processes for new and existing tooling including the use of modelling tools to simulate and understand the material flow
  • Standardize and support set-up procedures and standard tools to continuously reduce set-up times
  • Develop, model and document processes that demonstrate the achievement of functional, financial, and quality goals
  • Participate in the development of validation protocols in cooperation with Quality, and Operations
  • Execute comprehensive OQ protocols that clearly define, demonstrate, and document process windows sufficient to achieve Process Capabilities that meet or exceed Customer’s and/or Cretex Process Capability requirements on critical to quality features
  • Support the Quality team while they execute comprehensive PQ protocols that clearly define, demonstrate, and document process windows sufficient to achieve Process Capabilities that meet or exceed Customer’s and/or Cretex Process Capability requirements on critical to quality features
  • Identify and support continuous improvement opportunities for processes that are performing below Cretex quality standards
  • Communicate with customers as necessary regarding technical details of the molding and validation process
  • Specify and purchase injection molding equipment as needed to support development and production needs.
  • Review, learn and implement new technologies as needed for development of Cretex Medicals’ technical offerings to customers.

  • Bachelor’s degree in Plastics Engineering, Engineering, Material Science, or a related field with a minimum of 3 years of injection molding experience, or an equivalent combination of 10+ years of relevant injection molding experience and specialized training. Microsoft Office proficiency (Outlook, Word, Excel, PowerPoint,)
  • Clear and effective verbal and written communication skills
  • Attention to detail
  • Organizational skills
  • Ability to work in a fast-paced team environment
  • Ability to prioritize and multitask

Preferred Qualifications

  • Ability to use Moldex 3D or equivalent mold filling simulation software
  • Ability to use Solidworks for 3D CAD use
  • Thermoset injection molding experience

What is it like to work at Cretex Medical?

We recognize the contribution of every individual and promote growth, safety and security for all our employees. Cretex Medical values performance and pays competitive wages along with a rich benefit package. We offer a positive work environment with a focus on continuous improvement.

Here are some of things that employees have said about working for Cretex Medical:

  • “The culture at Cretex is collaborative. Everyone here is willing to help you whether it is a director, a machinist, or your boss. Everyone is always willing to help you figure out a project and get it done right.”
  • “I would tell potential interns that Cretex is a great company to work for. It has set a high bar for corporate culture as well as the quality of work you can do. I would definitely recommend it.”
  • “I learned that I really like the medical device industry. The importance and the gravity of what we do here is felt by the employees. You can have that passion in your work because you know what you are striving for is to save lives.”

We encourage you to explore the many opportunities Cretex Medical can offer you as a valued team member.

#LI-JW1


USD $75,000.00 - USD $112,600.00 /Yr.

This pay range reflects the base hourly rate or annual salary for positions within this job grade, based on our market-based pay structures. Actual compensation will depend on factors such as skills, relevant experience, education, internal equity, business needs, and local market conditions. While the full hiring range is shared for transparency, offers are rarely made at the minimum or maximum of the range.


All Employees:

Our 401k retirement savings plan with a company match contribution; onsite health clinics, discretionary holiday bonus program (based on years of service), Cretex University, 24/7 employee assistance program with access to five confidential visits with a licensed counselor at no cost, wellness program with incentives, an employee death benefit, and employee sick and safe leave are available to all Cretex employees. 

 

20+hours:

Cretex’s medical benefit package includes: comprehensive medical insurance with access to virtual providers; dental insurance (Little Partners Dental benefit covers services 100 percent for children 12 and younger when seen by a Health Partners in network provider); vision insurance; a pre-tax health savings account, healthcare and dependent care pre-tax reimbursement accounts; paid holidays, paid time off; and our discretionary profit sharing program are available to employees working 20+ hours/week. 

30+ hours:

Parental Leave, accident and critical illness benefits, optional employee, spouse, and child life; short and long term disability; company provided life insurance; and tuition assistance programs are available to employees working 30+ hours per week. 

(Some benefits are subject to eligibility criteria.)

Applicants will receive consideration for employment regardless of their race, color, creed, religion, national origin, sex, sexual orientation, gender identity, disability, age, veteran status, marital status, family status, status with regard to public assistance, or any other protected status as required by law.  

Our company uses E-Verify to confirm the employment and eligibility of all newly hired employees. To learn more about E-Verify, including your rights and responsibilities, please visit www.dhs.gov/E-Verify.