Process Engineer

MMI Injection Molding
Warren, MI

Job Description

Job Description

MMI Engineered Solutions is currently seeking an Engineering professional to join our award-winning leadership team. The ideal candidate will have a at least eight (8) years of successful experience in plastic injection molding processing and a demonstrated knowledge of Scientific Injection Molding techniques. The individual in this role will be responsible for analyzing, improving, and adjusting the molding machine processes to maximize cost, quality, and throughput of molding operations, by establishing process control guidelines. Candidates must be knowledgeable in all areas of plastic processing and manufacturing to maintain consistent quality output.

MMI Engineered Solutions provides world-class engineering solutions for advanced composites and engineered resins across multiple industries. We engineer innovative ideas for today's complex design and manufacturing issues.

Key Responsibilities:

  • Lead process development and validation for all new injection molds using Scientific Injection Molding techniques.
  • Collaborate with Engineering, Quality, and Production teams to establish stable, repeatable, and capable manufacturing processes.
  • Perform start-up, shutdown, and changeovers of injection molding machinery and auxiliary equipment.
  • Conduct mold setups and pull-outs as required by production or sampling schedules.
  • Troubleshoot and optimize existing processes to maintain part quality and reduce scrap.
  • Develop and maintain standardized process documentation (e.g., process sheets).
  • Monitor process performance; identify and implement improvement opportunities.
  • Lead initiatives to improve cycle time, cavitation efficiency, scrap reduction, and processing consistency.
  • Provide training and support to Mold Setters, Operators, and Engineering staff on molding processes.
  • Recommend mold/equipment design changes and support capital equipment projects.
  • Participate in cost-reduction initiatives and corrective action teams.
  • Provide technical support for new tooling qualifications, validations, and customer trials.
  • Ensure compliance with company Safety, Quality, and Productivity

Qualifications:

  • Hold a degree in Mechanical Engineering, Industrial or Manufacturing Engineering or equivalent experience.
  • A minimum of ten (10) years of prior experience in an injection molding environment
  • Eight (8) years of successful plastic injection molding processing experience
  • Demonstrated knowledge of Scientific Injection Molding techniques
  • Knowledge of lean manufacturing tools and applications preferred
  • Ability to read measuring devices and interpret blue prints
  • Proficiency in Microsoft Office Suite a plus

Why work at MMI?

  • A rich** Benefits Package** including Medical, Dental, Vision, Long and Short-Term Disability (Company Paid), a robust Wellness Program, tuition reimbursement, and a 401(k) Retirement Plan with matching.

  • Vacation and Sick Time

  • Up to Ten (10) paid holidays (including one diversity holiday)

  • Opportunities for **growth and job training, **for energetic, career-minded individual

Join our team and play a key role in delivering operational excellence and dependable service to our customers.

MMI Engineered Solutions is an equal opportunity employer

You should be proficient in:

  • 5 Why (Root Cause Analysis Method)
  • Standard Operating Procedures (SOPs)
  • Process Engineering
  • plastic injection
Posted 2026-07-14

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