Process Engineer for Plastic Injection Molding

Mars Plastics; Providence (RI); On-site; USD 70,000 - 90,000; Full time

Job summary

Mars Plastics is seeking a skilled Process Engineer to lead process development and optimization in our injection molding operations. The role focuses on ensuring part quality, improving cycle times, and reducing scrap. Join our team to contribute to innovative solutions in a growing company.

Benefits

401(k) matching

Competitive salary

Dental insurance

Health insurance

Paid time off

Opportunities for growth and advancement

Qualifications

• 3+ years of hands-on experience with plastic injection molding process engineering.
• Strong knowledge of injection molding machinery, tooling, and materials.

Responsibilities

• Develop, document, and optimize injection molding processes for new and existing products.
• Troubleshoot molding issues, including part defects and process deviations.
• Collaborate with tooling, maintenance, quality, and production teams.

Skills

Troubleshooting

Communication

Teamwork

Education

Associate or Bachelor’s degree in Engineering

Plastics Technology

Tools

Injection molding machinery

Technical drawings

Job description

Benefits:

401(k) matching

Competitive salary

Dental insurance

Health insurance

Opportunity for advancement

Paid time off

Company: Mars Plastics Injection Molding Job Type: Full-Time

About Us: Mars Plastics is a full-service injection molding facility specializing in high-quality plastic components and custom solutions for a variety of industries. We also manufacture our own line of consumer storage products under the BinCraft brand. With a focus on innovation, efficiency, and customer satisfaction, we're seeking a skilled Process Engineer to join our growing team.

Job Summary: We are looking for a results-driven Plastic Injection Molding Process Engineer to lead process development, optimization, and troubleshooting within our molding operations. This role is critical in ensuring part quality, improving cycle times, and reducing scrap to support efficient and consistent production.

Key Responsibilities:

Develop, document, and optimize injection molding processes for new and existing products

Troubleshoot molding issues, including part defects and process deviations

Collaborate with tooling, maintenance, quality, and production teams to improve overall efficiency

Perform mold trials and validations, including process capability studies

Establish and maintain process parameters and setup sheets

Identify opportunities for continuous improvement in molding operations

Assist with training of machine operators and technicians on best practices

Support preventive maintenance programs for injection molds and machines

Qualifications:

Associate or Bachelor’s degree in Engineering, Plastics Technology, or related field preferred

3+ years of hands-on experience with plastic injection molding process engineering

Strong knowledge of injection molding machinery, tooling, and materials

Proficiency in troubleshooting molding defects and process control

Familiarity with scientific molding principles is a plus

Ability to read and interpret technical drawings and specifications

Excellent communication and teamwork skills

Benefits:

Competitive salary based on experience

Health, dental, and vision insurance

401(k) with company match

Paid vacation and holidays

Opportunities for growth and advancement