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Plastic Injection Molding Engineer Jobs in Illinois

Nemera

Injection Process Manager

Buffalo Grove, IL · On-site

$120K - $140K/yr

Lead all injection molding process engineering and processing activities across multiple plastic injection molding sites. * Manage and organize the activity of project specific Injection team ...

Nemera

Injection Process Manager

Buffalo Grove, IL · On-site

$120K - $140K/yr

Lead all injection molding process engineering and processing activities across multiple plastic injection molding sites. * Manage and organize the activity of project specific Injection team ...

Nemera

Injection Process Manager

Buffalo Grove, IL

Lead all injection molding process engineering and processing activities across multiple plastic injection molding sites. * Manage and organize the activity of project specific Injection team ...

Molding Solutionsllc

Be Seen First

Injection Molding Process Technician/Supervisor

Mchenry, IL · On-site

$30 - $34/hr

We are a well-established custom injection molding company seeking an experienced Injection Molding ... Knowledge of engineering resins and commodity materials * Experience with mold setup, start-ups ...

Molding Solutionsllc

Be Seen First

Injection Molding Process Technician/Supervisor

Mchenry, IL · On-site

$30 - $34/hr

We are a well-established custom injection molding company seeking an experienced Injection Molding ... Knowledge of engineering resins and commodity materials * Experience with mold setup, start-ups ...

Chemtech Plastics, Inc.

CNC Programmer

Elgin, IL · On-site

$40 - $42/hr

Build complete plastic injection molds from start to finish, including CNC machining, programming, manual machining, EDM (wire and sinker), surface grinding, and bench work. * Quoting new tools and ...

Matrix Plastic Products

Sinker EDM Operator

Wood Dale, IL · On-site

$25 - $35/hr

The Sinker EDM Operator is responsible for setting up, programming, and operating Sinker EDM equipment to manufacture, modify, and repair precision components used in plastic injection molds. This ...

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All JobsPlastic Injection Molding Engineer JobsPlastic Injection Molding Engineer Jobs in Illinois

Plastic Injection Molding Engineer information

See Illinois salary details

$30K

$86.7K

$114.3K

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

As of Sep 3, 2026, the average yearly pay for plastic injection molding engineer in Illinois is $86,659.00, according to ZipRecruiter salary data. Most workers in this role earn between $78,000.00 and $101,300.00 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.

What are popular job titles related to Plastic Injection Molding Engineer jobs in Illinois?

For Plastic Injection Molding Engineer jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Plastic Injection Molding Engineer jobs in Illinois look for?

The top searched job categories for Plastic Injection Molding Engineer jobs in Illinois are:

Plastic Injection Molding Engineer jobs near you
Infographic showing various Plastic Injection Molding Engineer job openings in Illinois as of August 2026, with employment types broken down into 75% Full Time, 22% Part Time, and 3% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $86,659 per year, or $41.7 per hour.

Plastic Process Technician

MRINetwork Jobs

Schaumburg, IL • On-site

Full-time

Re-posted 25 days ago

Job description

A recognized industry leader of injection molded products with a manufacturing history that spans over a 60 years is looking for Process Technician for 2nd shift. This company prides itself on providing it’s employees with a strong work, life balance. They are a vertically integrated plastics manufacturing that provides its customers with a seamless manufacturing process for their products.

Responsibilities

  • Perform all mold service activities including lockout, dissemble, clean and assembly molds, perform connections, use mold set-up sheets
  • Train and assist in mold set-ups.
  • Adjust systems, switches, safety and pressures; properly connect power, knockout and core sequence.
  • Perform Total Productive Maintenance tasks and Lockout/tag out process on injection molding machinery
  • Perform 6s duties assigned or as needed
  • Perform start-ups, set-ups and shutdowns
  • Communicate well with associates, coordinators, suppliers and customers

Qualifications

  • High School Diploma or equivalent GED
  • Plastic Injection molding background
  • Strong problem solving skills
  • Previous experience in a plastics manufacturing environment strongly preferred

If this sounds like a good fit for you, please contact me for more information.

Jennifer SochockiSenior Business Consultant(317) 678-0110jenny@mriz.net