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Plastic Injection Molding Engineer Jobs (NOW HIRING)

Layerflex

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Plastic Injection Molding Technician / Operator

Vineland, NJ · On-site

$16 - $21.25/hr

This position is ideal for candidates with experience in plastic injection molding or individuals eager to learn in a fast-paced production environment. The successful candidate will help ensure ...

Newton T&M

Plastic Injection Molding Technician

Newton, NJ

$22.75 - $30.75/hr

Company Description Small, rapidly growing injection molder is looking for a hands-on Molding Supervisor with strong leadership and experience in Plastic Injection Molding. In this role, you will ...

Newton T&M

Plastic Injection Molding Technician

Newton, NJ

$22.75 - $30.75/hr

Company Description Small, rapidly growing injection molder is looking for a hands-on Molding Supervisor with strong leadership and experience in Plastic Injection Molding. In this role, you will ...

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Plastic Injection Molding Engineer information

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$31K

$89.4K

$118K

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

As of Jun 20, 2026, the average yearly pay for plastic injection molding engineer in the United States is $89,430.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,500.00 and $104,500.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Plastic Injection Molding Engineers and how can they be addressed?

Plastic Injection Molding Engineers often encounter challenges such as optimizing mold design for manufacturability, resolving defects like warping or incomplete filling, and maintaining consistent product quality. Effective troubleshooting skills, close collaboration with design and production teams, and staying updated with the latest material and technology advancements are key to overcoming these issues. Regular communication with toolmakers and operators also helps in quickly identifying and resolving process inefficiencies, ensuring smooth production runs.

What does a Plastic Injection Molding Engineer do?

A Plastic Injection Molding Engineer is responsible for designing, optimizing, and overseeing the manufacturing process of plastic parts using injection molding machines. They work with product designers to ensure manufacturability, select appropriate materials, develop and troubleshoot molds, and continually improve production efficiency and product quality. Their role also involves monitoring the molding process, solving technical problems, and ensuring compliance with safety and quality standards.

What is the difference between Plastic Injection Molding Engineer vs Plastic Manufacturing Technician?

AspectPlastic Injection Molding EngineerPlastic Manufacturing Technician
CredentialsBachelor's degree in engineering or related field, certifications like CPI or injection molding trainingHigh school diploma or technical training, on-the-job experience
Work EnvironmentDesign, development, process optimization in manufacturing settingsOperate machinery, perform quality checks on the production floor
ResponsibilitiesDesigning molds, process improvement, troubleshooting complex issuesSetting up machines, monitoring production, basic troubleshooting

The Plastic Injection Molding Engineer focuses on designing and optimizing molding processes, requiring specialized engineering knowledge. In contrast, the Plastic Manufacturing Technician handles daily machine operation and quality checks. Both roles are essential in the plastic manufacturing industry but differ in scope and technical requirements.

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

To thrive as a Plastic Injection Molding Engineer, you need a solid background in materials science, mechanical engineering, and process optimization, typically supported by a relevant engineering degree. Familiarity with CAD software, injection molding simulation tools, and quality management systems like ISO 9001 is essential. Strong problem-solving, attention to detail, and effective communication skills help engineers collaborate with cross-functional teams and troubleshoot complex production issues. These capabilities are crucial to ensuring efficient, high-quality manufacturing and continuous process improvement in plastic injection molding operations.
More about Plastic Injection Molding Engineer jobs
What states have the most Plastic Injection Molding Engineer jobs? States with the most job openings for Plastic Injection Molding Engineer jobs include:
What job categories do people searching Plastic Injection Molding Engineer jobs look for? The top searched job categories for Plastic Injection Molding Engineer jobs are:
Plastic Injection Molding Engineer jobs near you
Infographic showing various Plastic Injection Molding Engineer job openings in the United States as of June 2026, with employment types broken down into 86% Full Time, 7% Part Time, and 7% Nights. Highlights an 100% In-person job distribution, with an average salary of $89,430 per year, or $43 per hour.

Plastic Injection Molding Technician

Plastic Design International, Inc.

Middletown, CT

$22.25 - $30/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 3 days ago

Be an early applicant

Job description

INJECTION MOLDING TECHNICIAN - 3rd SHIFT
 

Plastic Design International (PDI) is a family-owned & operated plastic injection molding company celebrating our 45th year in business. PDI is looking for an experienced Injection Molding Technician. We are seeking an individual who are self-motivated with a very positive mindset.  If you are this person, come join our team.

Duties and Responsibilities:  3RD SHIFT

  • Must be able to make mold changes, set-up, and start-up for a wide range of engineering resins on injection mold machines.
  • Minimum 3 years’ experience as an Injection Molding Technician.
  • Additional ability to troubleshoot and make process adjustments a plus.
  • Must be willing to run a mold machine when needed and be able to work some overtime on occasion.
  • Position includes performing quality assurance reporting, assisting with visual criteria boards, and reviewing/revising work instructions.
  • This is an air-conditioned facility.
  • We are looking for individuals with intelligence, initiative and integrity.

Benefits:

  • Excellent Compensation Package
  • Paid PTO
  • Paid Holidays
  • Health insurance
  • Dental insurance
  • Vision insurance
  • 401K matching
Why work with Plastic Design International, Inc.?

In addition to offering excellent pay and benefits, we are committed to furthering the career development of our employees. We believe in providing training and career advancement opportunities for employees who demonstrate a strong work ethic, think creatively, and manage time and projects efficiently.