About the role#
As a Product Engineer Intern, you will work on manufacturing process development within Surface Mount or Electro Mechanical assembly areas. You will participate in and lead scoped supporting processes using standard manufacturing engineering skills. You will collaborate with engineers at the site and corporate levels to develop repeatable processes that improve safety, product yield, and efficiency. Every intern is assigned a mentor for guidance.
What you'll do#
- Identify and solve problems within the factory.
- Support manufacturing processes, including layout and concepts.
- Compare labor quotes to actual times and implement process improvements.
- Review Engineering Change Orders to provide feedback on labor impact.
- Learn about manufacturing process controls and statistical applications.
- Assist with Manufacturing Readiness Reviews and process validation activities.
- Apply Design for Manufacturing guidelines.
- Recommend raw material formats to optimize manufacturing.
- Determine facility requirements for new equipment while following safety and ergonomic practices.
- Join customer support teams to represent manufacturing and engineering.
What you'll need#
- Current enrollment in a Bachelor degree program for Manufacturing Engineering, Mechanical Engineering, or a related field.
- Experience with Solidworks, AutoCAD, and Lean Sigma.
- Proficiency in Google Applications.
- Junior level academic status is preferred.
- A GPA of 3.0 or higher is preferred.
- Strong analytical, organizational, and communication skills.
Location & details#
- Location: Neenah, Wisconsin.
- Term: Summer 2027.
- Modality: On-site.
- Employment type: Full-time internship.
- Compensation: Paid at $23 to $27 per hour.
About Plexus Corp.
Plexus Corp. provides design, manufacturing, and supply chain services for complex products. The company operates in sectors including healthcare, aerospace, and industrial electronics. Founded in 1979, it maintains a workforce of over 20,000 employees. Its headquarters are located in Neenah, Wisconsin.
How to get in at Plexus Corp.
Securing an internship at Plexus Corp. requires speed, as early applicants are often reviewed before the candidate pool becomes unmanageable. Intern Insider sends an instant alert the moment a role matching your target is published, helping you apply among the first. This timing advantage ensures your materials reach the team before the pile grows. You can also improve your response rates by reaching out to the recruiters behind these roles directly. Intern Insider surfaces the specific contacts for Plexus Corp. positions, allowing you to ask relevant questions or request a referral. Connecting with a human recruiter often provides better visibility than submitting an application into a general queue.



