Network Engineer practice interview

Routing, switching, firewall policy, network monitoring, resilient connectivity and incident troubleshooting. Practise the 5 questions interviewers ask for this role with follow-ups. Paid plans add scored feedback on every answer.

Practise this interview free

Free with an Intaviu account: 320 credits a month, at 10 credits a minute of practice. Private: interview creators never see them.

Mid level
20 minutes
5 questions
Scored feedback on paid plans

About the role

A network engineer designs, changes and supports the connectivity that business systems depend on. The interview tests packet-level reasoning, routing and switching knowledge, security boundaries and a disciplined response to outages and risky changes.

How to prepare

Revise subnetting, packet flow, routing, switching, name resolution and common firewall behaviour.
Prepare a network incident story with the evidence that led you to the cause.
Practise drawing a resilient network and explaining each failure path.
Think through how you plan, verify and reverse a device configuration change.

Common mistakes

Changing several devices at once before identifying where packet flow breaks.
Giving configuration commands without explaining the expected network behaviour.
Ignoring monitoring, communication and rollback during a high-impact change.

What to expect

A real first-round interview

5 questions the way interviewers ask for this role, with follow-ups when an answer needs more.

Spoken, like the real thing

Speak your answers in your browser or the free desktop app, with live captions. You can ask the interviewer to repeat anything.

Scored on 4 areas

The things this interview weighs most. With a paid plan, your report shows how you did on each one.

A private report

On Plus, Pro and Premium: every answer scored, your strongest lines quoted and what to say differently next time. Interview creators never see it.

Free with an Intaviu account. Ready when you are.Practise this interview free

Engineering