Field Service Technician
Posted May 20, 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 electrical equipment you've installed or repaired at a customer site.
What they are checking: Whether their electrical experience is real and hands-on, which the posting requires.
Tell me about a time you had to solve a problem with no one around to ask.
What they are checking: Whether they can work independently and make sound decisions alone in the field.
What would you do
This job means about 80 percent of your time away from home, Sunday night to Friday, on alternating weeks. How will that work for you and your family?
What they are checking: Whether they truly understand the travel and have a plan to sustain it.
You arrive at a customer site and the equipment isn't working as expected. How do you start troubleshooting?
What they are checking: Whether they work through the problem methodically while the customer is watching.
A customer is frustrated and blames our product for a problem their own wiring caused. How do you handle it?
What they are checking: Whether they can stay professional and explain the facts without damaging the relationship.
About the work
How would you train a customer's maintenance staff on how to care for our products?
What they are checking: Whether they can teach clearly to people with different skill levels.
How do you run a trial to show that a product is meeting its performance and quality specs?
What they are checking: Whether they understand testing and documentation that prove the product works.
How do you keep track of travel bookings and receipts when you're on the road all week?
What they are checking: Whether they're organized with tools like Concur so expense reports are accurate and on time.
When you're not traveling, you'll work in quality control. What does that work mean to you?
What they are checking: Whether they see the connection between field problems and inspection back at the plant.
How do you stay safe when working on unfamiliar equipment at a customer's site?
What they are checking: Whether they follow lockout and site safety rules even when the site is not theirs.
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Practice this out loudThe full job description
As published by nVent.