Tell about your background, then test your IT knowledges. First of all the invite you to interview. First interview with you possible chief then they will invite you to a second group interview if they accept you level of knowledges.

An IQ test followed by an over the phone interview that lasts about 45 minutes. The in person interview takes 3 hours. During the three hours you tour the building, listen to a few calls, answer your own call followed by the actual interview. Your interview is then reviewed by a team.