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Plastic Molding Process Engineer Jobs (NOW HIRING)

Future Soft IT

Molding Process Engineer

Litchfield, MI · On-site

Establishes methods and practices to assure process control and high quality of plastic injection ... Extensive knowledge of engineered resins, as well as function and operation of injection molding ...

Clayens US LLC

$70K - $90K/yr

Process Engineer Regular Full-Time Greeneville, TN, US 7 days ago Requisition ID: 2326 Salary Range: $70,000.00 To $90,000.00 Annually Plastic Injection Molding Process Engineer Job Summary The ...

Theragenics Corp

MA · On-site

$120K - $150K/yr

Process Engineer Full Time Individual Contributor Professional Arrotek US MA, North Attleboro, MA ... In this critical role, you'll lead plastic molding and overmolding process development from early ...

RXinsider LTD.

Molding Process Engineer

Scottsdale, AZ · On-site

The Molding Process Engineer will partner with Manufacturing, Quality, Maintenance, Tooling ... Bachelor's Degree in Plastics Engineering, Manufacturing Engineering, Industrial Engineering, or a ...

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Plastic Molding Process Engineer information

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$49.5K

$92K

$142.5K

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

As of Sep 15, 2026, the average yearly pay for plastic molding 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 cities are hiring for Plastic Molding Process Engineer jobs?

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Infographic showing various Plastic Molding Process Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 16% Part Time, 4% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $92,018 per year, or $44.2 per hour.

Injection Molding Process Engineer - PSC121525

Saint Louis, MO • On-site

PlasticStaffing
Recruiting and Staffing Services • 11 - 50 employees
Learn more about PlasticStaffingexternal

$75K - $100K/yr

Full-time

Re-posted 3 days ago

Job description

PlasticStaffing.com is the largest executive search firm specializing in Plastic molding, Chemical manufactruing, and Packaging industries. For the past 25+ years, we have assisted thousands of candidates by identifying, interviewing and confidentially connecting them to an ideal role in the industry. Our goal is to be a strategic partner with each of our clients and a career management consultant to our candidates, with our company culture built with honesty and integrity.

There is no charge to assist candidates having industry experience. To get started, we only require your updated resume, your honesty, and a few moments of your time over the phone.


Injection Molding Process Engineer - PSC121525 
 
Pay: $75,000 - 100,000/year + Benefits 
Type: Full-time / Permanent Hire 
 
Industry: Plastic Injection Molding
 
Schedule: Monday - Friday  
 
We’re seeking an experienced and results‑driven Injection Molding Process Engineer to join an ever-growing leader in the plastic packaging technology and injection molding industry. In this role, you will oversee and optimize molding operations for high-precision plastic components, ensuring efficiency, quality, and safety across all production processes.
 
Responsibilities:
  • Oversee daily injection molding operations to ensure consistent production of high‑quality plastic parts.
  • Develop, document, and optimize molding processes to improve efficiency, reduce cycle times, and maintain product standards.
  • Troubleshoot molding machines, tooling, and auxiliary equipment to minimize downtime and resolve technical issues.
  • Monitor and enforce quality control procedures to meet customer specifications and regulatory requirements.
  • Collaborate with cross‑functional teams in production, engineering, and maintenance to support new product launches and process improvements.
  • Train and mentor operators and technicians on machine setup, process adjustments, and safety practices.
  • Lead continuous improvement initiatives focused on lean manufacturing, waste reduction, and cost efficiency.
  • Maintain accurate records of process parameters, equipment performance, and compliance documentation.
Qualifications:
  • Bachelor’s degree in Engineering (Mechanical, Manufacturing, Plastics, or related field) or equivalent technical experience.
  • 3+ years of hands‑on experience in injection molding operations, process engineering, or plastics manufacturing.
  • Strong knowledge of thermoplastics and molding principles, including material properties, shrinkage, and flow behavior.
  • Proficiency with molding machines, tooling, and auxiliary equipment such as dryers, chillers, and robots.
  • Experience in process optimization techniques (DOE, SPC, Six Sigma, or similar).
  • Understanding of lean manufacturing and continuous improvement methodologies.
  • Excellent troubleshooting and problem‑solving skills with a focus on root cause analysis.
  • Strong communication and leadership abilities to collaborate with cross‑functional teams and train operators.
  • Ability to maintain accurate documentation of process parameters, quality standards, and compliance requirements.
This position offers competitive compensation, benefits, and opportunities for career growth within the organization. For more info, please contact:
 
Maria Abelardo | Recruiting Director
Direct: (754)-241-9507
PlasticStaffing.com
a division of National Search Group, Inc.