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Plastic Injection Molding Engineer Jobs (NOW HIRING)

Plastic Molding Mfg, Inc.

Plastics Engineer

Hudson, MA · On-site

$110K - $130K/yr

... Injection Molding Since 1968, Plastic Molding Manufacturing (PMM) has been a privately held, owner ... S. facilities, we combine scale with deep engineering expertise-making us a go-to partner for ...

People Architects

Injection Molding Technician

Elyria, OH · On-site

$30 - $35/hr

The PMT will play a key role in supporting the day-to-day operations of the plastic injection molding processes. The ideal candidate will be responsible for setting up our injection molding machines ...

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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 Aug 21, 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 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 are the key skills and qualifications needed to thrive as a plastic injection molding engineer?

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.

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 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.

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What states have the most Plastic Injection Molding Engineer jobs?

States with the most job openings for Plastic Injection Molding Engineer jobs include:

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Plastic Injection Molding Engineer jobs near you
Infographic showing various Plastic Injection Molding Engineer job openings in the United States as of August 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $89,430 per year, or $43 per hour.

Set-up Technician - Plastic Injection Molding

REO Plastics

Osseo, MN • On-site

$23 - $30.75/hr

Full-time

Medical, Dental, Life, Retirement, PTO

Re-posted 14 days ago

Job description

$2000 HIRING BONUS

Reo Plastics, Inc. is a progressive ISO certified custom injection molding company that has an immediate opportunity for an experienced and highly motivated Set Up person, in plastic injection molding. Reo offers a complete benefit package - medical, dental, disability and life insurance. Paid personal time PLUS paid vacation and 10 paid holidays a year and a 401k plan with a company match. Reo also has a twice-yearly (in June and December) bonus of one or two extra paychecks when profits permit!

This opportunity is on 1st shift!!


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