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Sandia National Laboratories Interview Questions
& Process

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

Based on 365 interview experiences · FREE TO READ

2.3 Rounds average
Average Typical difficulty
80.7% Positive experience

Which role are you interviewing for?

30 roles · 365 reports

Candidate interview experiences

First-hand accounts from people who interviewed at Sandia National Laboratories.

Showing 4 of 365
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Sandia National Laboratories

R&D Intern

Engineering · nearly a year ago

Intern Easy Positive experience Accept offer 2 rounds
Interview process
Recruiter call Technical screen Onsite
Interview formats
Behavioral Technical

The interview process was pretty straightforward. The first round was with the manager, mostly introductions and learning about the role, lasting about 30-45 minutes. The second interview was with the manager and about 4 other team members, lasting 1 hour. They reviewed my resume and asked questions about my past experiences, focusing on why I chose specific methods to solve problems, whether those methods have limitations, and my experience with certain skills.

Confirmed questions4 questions
  • Can you share your experience with Embedded Programming and its applications?
  • Could you explain your rationale for choosing a particular problem-solving method?
  • In what situations might your chosen method not be effective?
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Sandia National Laboratories

Intern

Engineering · nearly a year ago

Intern Easy Negative experience No offer 2 rounds
Interview process
Recruiter call Technical screen Take home
Interview formats
Technical Other

The interview process was quite unusual. Before the main interview, I completed a form where I specified my experience levels in different domains. Following this, the interview itself featured very broad questions from a slideshow, focusing heavily on topics I had indicated I was not knowledgeable about on the initial form. While the questions themselves were basic, I wasn't prepared for the subject matter presented.

Confirmed questions6 questions
  • Tell me about your experience with databases.
  • Can you discuss virtualization?
  • What is your understanding of assembly language?
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Sandia National Laboratories

Computer Science Researcher

Research · a year ago

Staff Average Negative experience No offer 4 rounds
Interview process
Recruiter call Technical screen Panel Background check Offer
Interview formats
Technical Presentation Behavioral

Getting a job at Sandia usually requires an MS/PhD. Interviews are typically with a specific department that has a certain profile in mind. If you fit it, you might get an interview. They tend to favor internal candidates, especially previous interns. Sometimes they ask really niche technical questions, probably to let their preferred candidate shine while seeming impartial. Don't get too discouraged if you're an external candidate; brilliant ones do get through. The last step is a panel interview with the department team. You'll know you're the preferred candidate if they don't ghost you. Sandia's hiring timeline is months-long, unlike the few weeks most other companies take. Honestly, the process seems pretty biased against those without grad degrees or a lot of academic background, but that's typical for national labs.

Confirmed questions1 question
  • Can you explain what a convolutional neural network is?
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Sandia National Laboratories

Electrical Engineer

Engineering · a year ago

Entry Average Positive experience No offer 2 rounds
Interview process
Recruiter call Technical screen Onsite Offer
Interview formats
Behavioral Technical

The recruiting team reached out on LinkedIn. They're really good at cutting down on hiring paperwork and costs, which is great. I got to chat with the hiring team a bit before applying online, which felt like a win-win. Then, I had one video call with different team members, followed by a full day onsite. They paid for my travel expenses for the onsite. Everyone was really open about what to expect throughout the process and kept communication flowing. The team seemed to have a strong culture of always improving and mentoring each other. It was a good experience overall, even though I haven't received an offer yet.

Confirmed questions3 questions
  • Can you share details about your past experience?
  • What's your style when it comes to working in a team?
  • How do you tackle technical challenges?

Sandia National Laboratories Interview Questions

Quoted word for word from Sandia National Laboratories interview reports.

How do you detect a cycle in a linked list using only constant space and linear time?

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Regarding your PhD work using Particle Image Velocimetry, what are the heat transfer effects in transient processes, and would PIV particles expand from external heating or freeze from evaporative cooling?

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Is there a GPA cut-off for this role, and how are applicants ranked based on GPA?

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Could you describe how you would use CAD software to design this particular pencil box?

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What are your thoughts on this UI? Can you figure out the purpose of this application?

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What motivates you to want to work for Sandia or in the national security field?

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How would you select a team to tackle a technical challenge given constraints on funding and time?

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What is your research about and how do you envision your future in five years?

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Can you share an instance where you struggled to communicate with someone or a group?

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Formats, difficulty and experience

Across all 365 Sandia National Laboratories interview reports.

Interview formats

Behavioral 47.6%
Technical 31.3%
Presentation 14.7%
Group 3%
Other 1.9%

Interview difficulty

Easy 26.3%
Average 59.2%
Difficult 14.5%

Candidate experience

Positive 80.7%
Neutral 11.3%
Negative 8%

Reports by job function

Engineering 218
Research 73
Operations 27
Other 23
Finance 8
Sales 8