Network Engineer II
Posted Oct 2, 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 a time you had to troubleshoot a problem with an outside agency or vendor on the line.
What they are checking: Whether they coordinate calmly across organizations when a fix depends on someone else.
Tell me about a time a mistake of yours caused an outage or nearly did.
What they are checking: Whether they own errors and learned something concrete, which builds trust in a mission-critical role.
Why do you want to work in the DISA Global Operations Center supporting Scott AFB?
What they are checking: Whether they understand the mission impact of DoD network availability and want that responsibility.
How do you keep your skills current when the equipment you support keeps changing?
What they are checking: Whether they invest in learning and certifications on their own as an entry-level engineer.
What would you do
You are on a night shift and a planned maintenance window starts causing problems nobody predicted. What do you do?
What they are checking: Whether they know when to stop, roll back and escalate rather than pressing on.
About the work
A customer circuit goes down during an unscheduled outage. Walk me through how you would alternate-route it to restore service.
What they are checking: Whether they can think through real-time circuit redesign under pressure in a 24x7 operations center.
What is the difference between optical multiplexers and routers in how they carry customer traffic?
What they are checking: Whether they understand both transport and IP layers, since this NOC works across both.
How do you tell a real alarm from noise when your network management tools are lighting up?
What they are checking: Whether they can correlate alarms and focus on what affects the mission instead of chasing every event.
What does good change management look like when you are replacing hardware on a DISA network?
What they are checking: Whether they respect approvals, backout plans and documentation in a tightly controlled DoD environment.
How do you write up an incident ticket so the next shift can pick it up without calling you?
What they are checking: Whether they document clearly, which keeps handoffs smooth in a round-the-clock operation.
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Practice this out loudThe full job description
As published by Leidos.