Human Factors Engineer Interview Questions


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Senior Human Factors Engineer was asked...January 22, 2022

Behavioral/situation using STAR and then some technical questions

1 Answers

Always use star technique


I was asked to complete a FMEA on a specific biomedical device based off its instruction manual.

1 Answers

I used experience I obtained in a college class to make a workflow of tasks that would need to be done chronologically to complete the task. Less


How would you explain the results of a t-test?

1 Answers

A t-test is a comparison of two population means. To conduct a t-test, means of two different samples are compared to generate types of information, such as p-values and confidence intervals. If the generated p-value is below .05, the value is considered significant. This indicates that there is a significant difference, beyond chance, between the two populations. If it is above .05, it is considered as not significant. The confidence intervals further support the results, and to avoid the chance of type I and type II errors. Once a significant p-value is found, further tests are run to understand the difference. There are several types two types of t-tests - independent samples and paired-samples. Independent samples t-test is used to run two independent means, while a paired-samples t-test is used to run means for two independent samples that are correlated. Less


Identify any usability issues with the following site. What changes would you make to enhance the user experience.

1 Answers

I don't recall my exact answer, but I just went through some general changes. The page/site was not provided beforehand so I was caught a little off guard with it. Less


What are the risks of automation in air traffic control and how do you decide what to automate?

1 Answers

Biggest risk is relying on the machine too much and when the system is down for any reason not having the skills or experience to solve the problem anymore Less


What portion of research do you like most: planning/study design, interacting with participants, or analyzing data?

1 Answers

Interacting with participants.


How would you approach the usability proccess to an especific medical device product

1 Answers

Describing the FDA guidance plus activities and good practices to ensure the device is ready to submission Less

DeepWater Buoyancy

Conduct a sample use-related risk analysis.

1 Answers

Did so.

Lexmark International

Demonstrate a solution to a design problem.

1 Answers

Successfully answered by demonstrating a solution on the white board.


How did you deal with a challenging communication scenario?

1 Answers

Hi, as a Google employee, I’ve created an interview prep guide that got many people into Google, based on my and my friends' interview experiences. You can find it here: (please do not forget to check the reviews on that page to read my customers' comments). Good luck! Less

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