Process Engineer - Injection Molding
Job Description
Job Description
Location: Libertyville, IL
Salary: $119,300 – $164,100 per year
A global leader in advanced manufacturing is seeking a Principal Process Engineer – Injection Molding to join their high-performing team in Libertyville, IL. This engineer will lead process development, support daily production, and drive improvements across thermoplastic injection molding operations.
What You’ll Do:
Develop and validate molding processes (IQ, OQ, PQ) for production
Troubleshoot production issues and identify root causes
Lead continuous improvement initiatives related to cost, quality, and efficiency
Define process parameters and implement process controls
Oversee the installation and validation of new equipment
Train production teams and support technology transfers
What We’re Looking For:
10–15 years of experience in injection molding, tooling, and process development
Experience with scientific molding (RJG / E-Dart preferred)
Familiarity with cleanroom environments (Class 7 or 8)
Skilled in data/statistical analysis using Excel, Minitab, or similar tools
Degree or equivalent experience in plastics or injection molding engineering
What You’ll Receive:
Competitive compensation and full benefits
Matching 401(k), PTO, and tuition reimbursement
Growth-focused, respectful, and inclusive work culture
If you're ready to take ownership of impactful projects and elevate your career, apply now.
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