Skip to main contentA logo with &quat;the muse&quat; in dark blue text.

Process Engineer

3 days ago Mundelein, IL

Job Posting Start Date 09-30-2025 Job Posting End Date 11-30-2025

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world.

A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.

Job Summary

General Purpose:

This position is responsible for providing support to all injection molding operations, reducing scrap and set-up times, optimizing cycle times, and performing validations related to materials, presses, and molds as necessary, with a sharp focus on continuous improvement.

Principle Accountabilities :

  • Establish a robust process window for all injection molded components using Scientific Molding techniques along with Design for Experiments (DOE's)Understand manufacturing and test equipment concepts, technologies and techniques
  • Improve manufacturing efficiency by analyzing and planning workflow, space requirements and utilization, and equipment layout
  • Coordinates maintenance and drive technical activities for cGMP compliant manufacturing improvement
  • Conduct process validation and optimization activities, including DOE (Design of Experiments) studies, process capability analysis, and root cause analysis, to identify opportunities for improvement and enhance process robustness.
  • Create and manage process documentation such as work instructions and set-up instructions
  • Develop new manufacturing equipment and processes; write equipment specifications.
  • Define equipment maintenance requirements, identify root-causes of equipment failures and develop hands-on maintenance skills.
  • Prepares technical writing including new Procedures, URS, Risk Assessments, Safety Assessments, and Functionality Tests
  • Work with other engineering stakeholders and customers on problem solving and continuous improvement to the design of equipment and products and may develop corrective and preventive action plans
  • May be involved in development and update of PFMEA for new products
  • May participate in control plan development
  • Write and update work instructions and other documents (e.g. specifications, procedures)
  • Examines and designs layout of equipment and workspace for maximum efficiency.
  • Confers with production group concerning product design and tooling to ensure efficient production methods.
  • Coordinates with customers to identify product specifications and design changes and responds to customer request.
  • Provides information for management recommendations from a technical and technical cost perspective.
  • Confers with management, engineering, and other staff regarding manufacturing capabilities, production schedules, and other considerations to facilitate production processes.
  • Applies statistical methods to estimate future manufacturing requirements and potential.
The experience we're looking to add to our team:
  • Bachelor's degree in engineering
  • 8+ years of hands-on experience in injection molding is required.
  • Troubleshoot molding / manufacturing processes to mitigate production defects
  • Must have excellent knowledge of injection molding presses (hydraulic and electric), molds, mold design and other related processing equipment such as hoppers/loaders, blenders, dryers, sprue pickers, hot runner systems etc.
  • Must have experience designing manufacturing processes within schedule and budgetary parameters.
  • Must have experience developing, evaluating, and improving manufacturing methods.
  • Must have experience working with common molding grade plastics such as Polypropylene, Polycarbonate, ABS, Nylon etc.
  • RJG Master Molder Certification or equivalent preferred
  • Prior EOAT (End of Arm Tooling), six axis robot and programming experience preferred
MF15

Want more jobs like this?

Get jobs in Mundelein, IL delivered to your inbox every week.

Job alert subscription


What you'll receive for the great work you provide:
  • Full range of medical, dental, and vision plans
  • Life Insurance
  • Short-term and Long-term Disability
  • Matching 401(k) Contributions
  • Vacation and Paid Sick Time
  • Tuition Reimbursement
Pay Range (Applicable to Illinois)

$119,300.00 USD - $164,100.00 USD Annual

Job Category
Production Engineering

Is Sponsorship Available?
No

Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).

Client-provided location(s): Mundelein, IL
Job ID: Flex-WD208988
Employment Type: FULL_TIME
Posted: 2025-10-01T20:00:19

Perks and Benefits

  • Health and Wellness

    • Health Insurance
    • Health Reimbursement Account
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
    • Short-Term Disability
    • Long-Term Disability
    • HSA
    • HSA With Employer Contribution
    • FSA
    • Mental Health Benefits
    • On-Site Gym
  • Parental Benefits

    • Birth Parent or Maternity Leave
    • Non-Birth Parent or Paternity Leave
    • Fertility Benefits
    • Family Support Resources
    • Adoption Assistance Program
    • Adoption Leave
  • Work Flexibility

    • Flexible Work Hours
    • Remote Work Opportunities
    • Hybrid Work Opportunities
  • Office Life and Perks

    • Casual Dress
    • Some Meals Provided
    • On-Site Cafeteria
    • Holiday Events
    • Company Outings
  • Vacation and Time Off

    • Paid Vacation
    • Unlimited Paid Time Off
    • Paid Holidays
    • Personal/Sick Days
    • Leave of Absence
  • Financial and Retirement

    • 401(K)
    • 401(K) With Company Matching
    • Company Equity
    • Performance Bonus
    • Relocation Assistance
    • Financial Counseling
  • Professional Development

    • Tuition Reimbursement
    • Learning and Development Stipend
    • Promote From Within
    • Mentor Program
    • Access to Online Courses
    • Internship Program
    • Work Visa Sponsorship
    • Leadership Training Program
    • Associate or Rotational Training Program
    • Lunch and Learns
  • Diversity and Inclusion

    • Diversity, Equity, and Inclusion Program
    • Employee Resource Groups (ERG)
    • Woman founded/led
    • Unconscious Bias Training