Process Engineering Technician (Injection Molding)

Job Posting Start Date 01-13-2026 Job Posting End Date

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

The Injection Molding Technician is responsible for setting up, operating, maintaining, and troubleshooting injection molding machines to produce high-quality plastic parts. This role focuses on mold changes, process parameter adjustments (temperature, pressure, speed), quality inspections, and ensuring safety and efficiency. Technicians respond to machine alarms, handle materials, perform minor maintenance, and collaborate with engineers to meet production goals and customer specifications. The position requires technical knowledge and hands-on physical work.

Key Responsibilities

1) Molding Process

• Strong understanding of injection molding principles and process optimization.

2) Molding Machine

• Familiarity with injection molding machines; experience with Netstal injection molding machines preferred.

3) Material Knowledge

• Knowledge of thermoplastics, resin drying, and raw material characteristics.

4) Setup & Operation

• Prepare machines for production by installing molds and auxiliary equipment.
• Set process parameters such as temperature, pressure, injection speed, and cycle times.
• Preferred experience with molding automation: programming, troubleshooting, and maintaining robotics, End-of-Arm Tooling (EOAT), sensors, PLCs, and related electrical/pneumatic systems.

5) Troubleshooting & Adjustments

• Diagnosing and correct processing issues (e.g., part defects, cycle time problems).
• Make real-time adjustments to maintain quality and efficiency.

6) Quality Control

• Understand molding defects and apply troubleshooting techniques.
• Ensure compliance with process control and quality standards.

7) Maintenance

• Perform preventive maintenance and clean molds.

Required Skills & Qualifications

• Technical Skills: Strong injection molding knowledge, experience, mechanical, electrical, and pneumatic/hydraulic troubleshooting.
• Experience: Proven experience in plastics injection molding process
• Problem-Solving: Excellent analytical and problem-solving skills.
• Education: Vocational/technical degree related to injection molding or plastic processing / tooling

AW20

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)

$60,470.00 AUD - $81,630.00 AUD 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 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).