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Northrop Grumman Interview Questions
& Process

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

Based on 2,345 interview experiences · FREE TO READ

1.9 Rounds average
Average Typical difficulty
75.3% Positive experience

Which role are you interviewing for?

30 roles · 2,345 reports

Candidate interview experiences

First-hand accounts from people who interviewed at Northrop Grumman.

Showing 4 of 2,345
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Intern

Engineering · nearly a year ago

Intern Average Positive experience No offer 2 rounds
Interview process
Recruiter call Technical screen
Interview formats
Behavioral Technical

The 30-minute managerial interview went smoothly — only 4–5 questions covering how I handle difficulty, resume highlights, communication style, and applying technical skills in practice. It wasn’t too hard, and I think I did well. The interviewer will ask follow-up questions to your answers. No offer yet, have to do a second round.

Confirmed questions2 questions
  • Tell me about a time you handled difficulty.
  • What tools do you use for communications?
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Software Engineer

Engineering · nearly a year ago

Mid Easy Positive experience Accept offer 1 round
Interview process
Technical screen
Interview formats
Coding Behavioral

I had one interview round where they asked me a coding question. They also asked general questions about my background and career path. A standard question about the hardest and most challenging task I've encountered was also asked. An additional question was posed regarding any previous clearance and defense-related background.

Confirmed questions4 questions
  • Can you explain how to implement the bubble sort algorithm?
  • Tell me about your background and career path.
  • What was the hardest and most challenging task you've encountered?
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Northrop Grumman

Computer Systems Analyst

Analytics · nearly a year ago

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

The interview process went well, and the interviewers were pleasant. They were clear about the job requirements and what the role entailed. They assessed my existing knowledge for the job and asked me some questions about myself.

Confirmed questions4 questions
  • Can you explain the OSI model?
  • What is a .vmx file?
  • What do you know about DNS?
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Northrop Grumman

Software Engineer

Engineering · nearly a year ago

Mid Easy Neutral experience Decline offer 3 rounds
Interview process
Recruiter call Phone screen Onsite
Interview formats
Behavioral Technical

There were 3 rounds in total. First, a chat with the recruiter. Then, an interview with the hiring manager. Finally, a panel interview with other engineers on the team you'd be joining, where they'll discuss experiences relevant to their team's contracts.

Confirmed questions3 questions
  • What is Object-Oriented Programming?
  • Could you walk me through a project that touches on topics currently being worked on by the team?
  • Tell me about a project you've managed from start to finish.

Northrop Grumman Interview Questions

Quoted word for word from Northrop Grumman interview reports.

For a cantilevered beam fixed on one end and free on the other, where does the maximum moment occur?

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What do these symbols on engineering drawings mean, and how do they relate to the feature control frame?

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Regarding a spinning fan that vibrates a lot during operation, what steps would you take and what might be the underlying cause?

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Regarding a weather scenario, how would you retrieve data for temperatures over the last n days?

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Can you explain the difference between a strict and a class, and when you would use each?

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Can you explain what a linked list is and provide an example of its use cases?

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Can you explain the mechanics of meshing with complex surfaces and its adaptation around a shape?

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When doing a monotonous task, how do you pay attention and ensure you avoid mistakes?

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Imagine you had unlimited funding and resources. How would you design a network from scratch to meet as many CMMC controls as possible, and why would you pick certain vendors or equipment?

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Formats, difficulty and experience

Across all 2,345 Northrop Grumman interview reports.

Interview formats

Behavioral 54.8%
Technical 35.1%
Presentation 3.1%
Coding 2.8%
Group 2.1%

Interview difficulty

Easy 36.8%
Average 55.6%
Difficult 7.6%

Candidate experience

Positive 75.3%
Negative 9.4%
Neutral 15.3%

Reports by job function

Engineering 1,563
Operations 383
Other 127
Analytics 81
Finance 56
HR 48