Buffalo Grove, IL
Machinist jobs in Buffalo Grove, IL
3 open roles from 1 employer. Checked Oct 6, 2026.
What these openings look like
All 3 are at Flex. None of these postings publish a pay range. Every posting is full time. The most recent went up on Sep 23, 2026.
Every listing links to the employer's own application. Nothing is posted here on their behalf, and nothing is reposted from anywhere else.
Open roles
What they ask machinist candidates here
Drawn from the 3 open postings on this page. The ones that come up across several employers are near the top.
Tell me about your experience running a CNC grinder.
What they are checking: Whether they have real hands-on grinding experience, since that is the core of this role.
How do you set up a grinding job to hold a tight tolerance?
What they are checking: Whether they understand fixturing, wheel dressing and measurement needed for precision work.
What measuring tools do you use to check your parts?
What they are checking: Whether they are comfortable with micrometers, gauges and indicators to verify work.
You are repairing a die or fixture and the drawing is unclear. What do you do?
What they are checking: Whether they ask the Special Tooling Manager or engineer rather than guessing on critical tooling.
Tell me about a time a part came out of spec. How did you find the cause?
What they are checking: Whether they troubleshoot machine, tool and setup methodically instead of just rerunning.
How do you read a blueprint with GD and T callouts?
What they are checking: Whether they can interpret drawings well enough to build and repair tools, jigs and fixtures.
How do you keep your machine and work area safe and clean?
What they are checking: Whether they follow shop safety habits that protect themselves and keep the machine accurate.
A production line is down waiting on a tool you are repairing. How do you handle the pressure?
What they are checking: Whether they work quickly without cutting corners, since a bad repair causes more downtime.
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