Jobs › Flex

Automation Technician

Flex · Buffalo Grove, IL · Full time

Posted Oct 1, 2026 · We last checked this listing on Oct 6, 2026

Apply at Flex

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 time you fixed a recurring equipment problem for good.

What they are checking: Whether they go beyond quick fixes and solve the underlying cause of repeat downtime.

This job works 6pm to 6am on a rotating shift. How do you stay sharp on long nights?

What they are checking: Whether they can handle twelve-hour night shifts and still make safe, careful decisions.

Tell me about an improvement you made to automated equipment.

What they are checking: Whether they look for ways to make the line better, not just keep it running.

What would you do

Production is pushing you to bypass a guard to get the line running. What do you do?

What they are checking: Whether they hold firm on safety even under pressure to meet output targets.

How do you plan and do preventive maintenance without hurting production?

What they are checking: Whether they coordinate PM timing with production so equipment stays reliable without long stoppages.

About the work

A robot cell on your line stops during the night shift. Walk me through how you get it running again.

What they are checking: Whether they troubleshoot in a calm, logical order and find root cause instead of just resetting the fault.

How do you verify that safety interlocks, light curtains and E-Stops are working correctly?

What they are checking: Whether they treat machine guarding as non-negotiable and know how to test it properly.

Tell me about the PLCs and robot brands you have worked on.

What they are checking: Whether their hands-on experience fits automated assembly and test stations like these.

A vision system starts rejecting good parts. How do you figure out what is wrong?

What they are checking: Whether they can check lighting, focus, settings and part variation methodically.

How do you hand off an unresolved problem to the day shift?

What they are checking: Whether they document clearly so the next technician does not have to start from scratch.

How do you read an electrical schematic to trace a sensor fault?

What they are checking: Whether they can use drawings to narrow down a problem quickly instead of guessing.

Practice this interview out loud.

Offer builds a real interview for this exact role at Flex from your resume and this job description, asks the questions one at a time, and tells you what landed. The first one is free.

Practice this out loud

Apply at Flex

More automation technician roles