Data Science Fellow
Posted Sep 16, 2026 · We last checked this listing on Oct 5, 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
Why this fellowship, and why Vizient?
What they are checking: Whether their interest is specific and genuine, since the application requires a personal statement on exactly this.
Tell me about a data science project you're proud of. What was the question, and what did you find?
What they are checking: Whether they can explain their work clearly from problem to result.
What would you want to get out of working with an executive mentor for a year?
What they are checking: Whether they will use mentorship actively and come prepared.
Tell me about a time you had to explain a technical result to someone without a technical background.
What they are checking: Whether they can communicate findings to the business and clinical people they'll work with.
Tell me about a time your analysis didn't work out. What did you do next?
What they are checking: Whether they handle setbacks and learn from them, which is common in a first data science role.
What would you do
Which healthcare domain interests you most: clinical and operations, supply chain, pharmacy or strategy? What would you want to work on?
What they are checking: Whether they have thought about where they want to grow, since projects are matched to interests.
About the work
How would you approach a dataset you've never seen before, such as hospital supply purchasing records?
What they are checking: Whether they explore, clean and question data before jumping into models.
Explain how you would choose between a regression model and a tree-based model for a prediction problem.
What they are checking: Whether they understand model tradeoffs like interpretability and accuracy.
How do you know when a model is good enough to be useful?
What they are checking: Whether they connect evaluation metrics to the real decision the model supports.
What tools and languages are you most comfortable with, like Python, SQL or R?
What they are checking: Whether they have the hands-on skills to contribute to projects early.
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Practice this out loudThe full job description
As published by Vizient.