I applied online. I interviewed at Protiviti (Chicago, IL) in Nov 2019
Interview
This is a full day process. You will meet with a variety of people from all levels within Protiviti. Questions range from technical to talking about your interests and such. Overall a great experience!
Interview questions [1]
Question 1
Draw a Data Center and Cloud Diagram and describe authentication data flow.
I applied through an employee referral. The process took 2 days. I interviewed at Protiviti in July 2018
Interview
It was very smooth, I first had an interview over the phone for around 30 minutes followed by on site interviews with the managing director and two other directors. (each for half an hour). I got an offer the next day. I was recommended by Robert Half Account Manager