Chicago, IL
Service Technician jobs in Chicago, IL
3 open roles from 2 employers. Checked Oct 6, 2026.
What these openings look like
2 employers are hiring here: SmartCare and Illinois Tool Works. None of these postings publish a pay range. Every posting is full time. The most recent went up on Oct 2, 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 service technician 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 the commercial equipment you have repaired. What kinds of mechanical and electrical problems have you diagnosed?
What they are checking: Whether they have real hands-on troubleshooting experience rather than general handyman work.
A restaurant's dishwasher is not reaching rinse temperature during a lunch rush. Walk me through how you would troubleshoot it.
What they are checking: Whether they diagnose step by step using meters and readings instead of swapping parts until something works.
How do you check a circuit safely before you start working on a piece of equipment?
What they are checking: Whether they follow lockout and electrical safety every time, since shortcuts here cause serious injuries.
This role includes on-call, after-hours, holiday and weekend repairs. How have you handled a schedule like that before?
What they are checking: Whether they understand the on-call commitment and have shown they can keep it reliably.
You arrive at a grocery store and the deli manager is upset that their slicer has been down all morning. How do you handle the first few minutes?
What they are checking: Whether they can calm a frustrated customer while setting honest expectations about the repair.
You diagnose the problem but do not have the part on your truck. What do you do?
What they are checking: Whether they communicate clearly with the customer and the branch to get the part and the return visit scheduled.
How do you read a wiring diagram for a piece of equipment you have never worked on?
What they are checking: Whether they can work from schematics, which matters across ovens, refrigeration and ware washing equipment.
Tell me about a repair that took you much longer than expected. What made it hard and what did you learn?
What they are checking: Whether they stay persistent on tough problems and learn from them rather than giving up.
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