Technical Support Engineer Interview Questions

9,800 technical support engineer interview questions shared by candidates

How do you troubleshoot if a user is unable to connect to the internet? Scenario-based to check step-by-step thinking. What is the difference between POP3 and IMAP? Email protocol knowledge is often checked. Can you explain the OSI model and at which layer IP works? Classic networking interview question.
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Technical Support Engineer

Interviewed at Concentrix

3.9
Aug 7, 2025

How do you troubleshoot if a user is unable to connect to the internet? Scenario-based to check step-by-step thinking. What is the difference between POP3 and IMAP? Email protocol knowledge is often checked. Can you explain the OSI model and at which layer IP works? Classic networking interview question.

They provided a 25-page white paper regarding a technical concept. I was then given 30 minutes to review this, understand the literature, and memorize key components. Following this, the panel asked questions related to the material.
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Technical Support Engineer

Interviewed at Cisco

4.1
Dec 14, 2025

They provided a 25-page white paper regarding a technical concept. I was then given 30 minutes to review this, understand the literature, and memorize key components. Following this, the panel asked questions related to the material.

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