I applied online. The process took 2 weeks. I interviewed at Vanguard (Philadelphia, PA) in Feb 2018
Interview
it started with a phone interview and followed by an onsite. the phone interview took 45 minutes and several mathematics questions are asked. during the onsite interview, there were 5 independent interviews with 5 managers and were specific projects directed.
Interview questions [1]
Question 1
Develop a trading strategy with a stock-based derivative when there is only above average chance for the stock to move up during the considered time period.