I applied online. The process took 2 weeks. I interviewed at AT&T (Chicago, IL) in June 2019
Interview
Panel Interview with 2 to 3 - Behavioral based questions approximately 5 questions. AT&T leaves opportunity for you to ask questions to gage your interest. AT&T also ask why they should hire you.
Interview questions [1]
Question 1
How did you handle a difficult situation and what was the outcome?