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Plastics Injection Molding Process Engineer

Rosti Group
Cary, NC Full Time
POSTED ON 11/20/2025 CLOSED ON 12/19/2025

What are the responsibilities and job description for the Plastics Injection Molding Process Engineer position at Rosti Group?

Summary:

The Process Engineer is a hands-on role responsible for developing, optimizing, and troubleshooting injection molding processes to ensure high-quality plastic components. This position supports new product launches, continuous improvement initiatives, and technical problem-solving across molding operations.


Job Responsibilities:

This list of duties and responsibilities is not all inclusive and may be expanded to include other duties and responsibilities as management may deem necessary at any time.

  • Initial Process development on all new tooling.
  • Run and monitor the cycle time reduction program.
  • Document all processes and sample findings.
  • Troubleshoot existing production issues, driving to a robust solution.
  • Participate in Mold design reviews.
  • Set sample tooling and prepare work cell.
  • Analyze problems with new tooling start-up and propose solutions.
  • Research new technologies for manufacturing as needed.
  • Perform DOE’s
  • Perform other duties as required.


Knowledge, Skills and Abilities:

  • Bachelor’s degree in Plastics or Engineering (or equivalent experience).
  • 3–5 years in plastic injection molding process engineering
  • Hands-on experience with mold setup, troubleshooting, and validation in scientific molding.
  • Proficiency in statistical analysis and process control.
  • Proficiency with Microsoft programs
  • Excellent problem-solving, communication, and organizational skills.
  • Familiarity with RJG or similar process monitoring systems is a plus.

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Salary.com Estimation for Plastics Injection Molding Process Engineer in Cary, NC
$43,875 to $55,605
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