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Schweitzer Engineering Laboratories Engineer Interview Questions
& Process

Real candidates share what happened, how many rounds they had,
and how the experience turned out.

Based on 27 interview experiences · FREE TO READ

2.2 Rounds average
Average Typical difficulty
70.4% Positive experience

Candidate interview experiences

First-hand accounts from people who interviewed at Schweitzer Engineering Laboratories.

Showing 3 of 27
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Schweitzer Engineering Laboratories

Associate Project Engineer

Engineering · nearly a year ago

Entry Easy Positive experience No offer 4 rounds
Interview process
Recruiter call Technical screen Presentation Onsite Background check
Interview formats
Technical Presentation Behavioral

So, first there was like this HR call, you know, to kick things off. Then, we had a 60-minute technical interview, pretty standard. The final part was the on-site, which was actually split into two sections. The first on-site bit was about 1.5 hours total, with a 30-minute presentation and then an hour of questions, which got pretty technical. After that, there was a 1-hour behavioral part. Overall, it was a good experience, and the people were nice.

Confirmed questions7 questions
  • Can you explain what NAT is?
  • Could you describe VLANs?
  • What are firewalls and what are their different types?
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Schweitzer Engineering Laboratories

Engineer

Engineering

Intern Average Neutral experience No offer 1 round
Interview process
Onsite
Interview formats
Technical

The interview was a single onsite interview with one person. Some technical questions were asked, and I didn't perform well. I wasn't ready to start immediately, which might be why I wasn't chosen. Overall, SEL seems to look for interns who are already very skilled and knowledgeable, so doing just okay on the technical questions isn't great.

Confirmed questions1 question
  • In this specific situation, what would be the phase of this circuit element?
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Schweitzer Engineering Laboratories

Engineer

Engineering

Mid Difficult Positive experience Accept offer 2 rounds
Interview process
Presentation Technical screen
Interview formats
Presentation Technical Behavioral

You'll do some independent research and then present on implementing a Protection relay of the panel's choice. After that, we'll move on to standard experience and technical questions. SEL really cares about its Values and Culture, so make sure you research the company beforehand.

Confirmed questions1 question
  • Can you tell me about your relevant project-based work?

Schweitzer Engineering Laboratories Engineer Interview Questions

Quoted word for word from Schweitzer Engineering Laboratories interview reports.

What is the difference between Ground current and Neutral Current?

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What type of sequence component corresponds to a 3-phase fault?

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Regarding transmission lines, what is the coverage of zone1?

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In this specific situation, what would be the phase of this circuit element?

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Regarding feeder protection, what is the communication scheme between the relays?

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In a radial system, what is the minimum coordination time interval between two upstream protective devices?

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What input is needed for High Impedance Busbar protection?

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What are firewalls and what are their different types?

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Formats, difficulty and experience

Across all 27 Schweitzer Engineering Laboratories interview reports.

Interview formats

Technical 44.8%
Behavioral 39.7%
Presentation 12.1%
Coding 3.4%

Interview difficulty

Easy 14.8%
Average 55.6%
Difficult 29.6%

Candidate experience

Positive 70.4%
Negative 11.1%
Neutral 18.5%