CNC Operator - 2nd shift
Posted Jun 10, 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 time you made a mistake on a machine. What happened and what did you learn?
What they are checking: Whether they own mistakes and improve, which matters when parts and machines are costly.
How do you stay focused and keep quality high on long runs of the same part?
What they are checking: Whether they stay attentive during repetitive work, which is when quality often slips.
Do you have any machining training or certificates, and what did you learn there?
What they are checking: Whether they have formal training to build on, which the posting says is ideal.
What would you do
A tool you just made looks fine to the eye but measures out of tolerance. What do you do?
What they are checking: Whether they trust measurement over looks and stop to fix the problem before making more.
You think the program has a problem but you're not sure. What do you do?
What they are checking: Whether they stop and talk to the programmer instead of running a risky program.
About the work
This job makes high-precision carbide cutting tools on CNC grinders. What CNC experience do you have, and on what machines?
What they are checking: Whether they have the CNC basics and how quickly they can learn tool grinding specifically.
How would you set up a machine for a new job, including offsets?
What they are checking: Whether they understand setup and offsets, which the posting says the operator is responsible for.
What do you know about cutters, inserts, and feeds and speeds?
What they are checking: Whether they have the well-rounded cutting tool knowledge the posting says it prefers.
How do you read a blueprint to find the critical dimensions you need to hold?
What they are checking: Whether they can find the features that matter most on a print, which keeps quality consistent.
What do you check on the machine each day before you start running parts?
What they are checking: Whether they keep up daily machine checks so problems are caught early.
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Practice this out loudThe full job description
As published by Sandvik.