Intern - Supplier Quality Engineer (Summer 2027)
Posted Sep 1, 2026 · We last checked this listing on Oct 6, 2026
Likely interview questions for this role
Written from this job description, not a generic list. Each one notes what the interviewer is really checking.
About your past
Tell me about a lab, class or project where you used measurement tools or data to check quality.
What they are checking: Whether they have hands-on experience with measurement and data that applies to inspection work.
Tell me about a time you noticed a problem others had missed.
What they are checking: Whether they have the attention to detail and curiosity quality work rewards.
What are you hoping to learn from a supplier quality internship?
What they are checking: Whether they have real interest in quality engineering and clear goals for the summer.
What would you do
A supplier's representative insists their parts are fine and your data says otherwise. How would you handle that conversation?
What they are checking: Whether they can stay respectful while standing behind evidence.
You're asked to summarize supplier defect data for your manager. How would you present it?
What they are checking: Whether they can turn data into a clear picture that points to where to act.
About the work
In your own words, what does a supplier quality engineer do?
What they are checking: Whether they understand the role is about making sure parts from outside suppliers meet requirements before they reach the line.
If a batch of parts from a supplier fails inspection, what steps would you expect to follow?
What they are checking: Whether they think about containment, notifying the supplier and finding the root cause, not just rejecting parts.
What do you know about root cause tools like the five whys or a fishbone diagram?
What they are checking: Whether they know basic problem-solving methods quality engineers use every day.
Why would aerospace and medical customers care about where every component came from?
What they are checking: Whether they understand traceability and counterfeit risk in regulated industries Plexus serves.
How comfortable are you reading engineering drawings and specifications?
What they are checking: Whether they can compare parts to requirements, which is the base of supplier quality work.
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Practice this out loudThe full job description
As published by Plexus.