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Overnight Injection Molding Process Engineer Jobs

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Experience with a wide range of engineering materials and commodity materials is required. Training in RJG or Paulson injection molding processing would be a big plus. Company Description Injection ...

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Overnight Injection Molding Process Engineer information

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$49.5K

$92K

$142.5K

How much do overnight injection molding process engineer jobs pay per year?

As of Jun 28, 2026, the average yearly pay for overnight injection 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 Overnight Injection Molding Process Engineer jobs? Cities with the most Overnight Injection Molding Process Engineer job openings:
What are the most commonly searched types of Injection Molding Process Engineer jobs? The most popular types of Injection Molding Process Engineer jobs are:
What states have the most Overnight Injection Molding Process Engineer jobs? States with the most job openings for Overnight Injection Molding Process Engineer jobs include:

Process Engineer for Plastic Injection Molding

Mars Plastics

Providence, RI

$45K - $65K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 20 days ago


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 Bachelors 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