first round- Interview with hiring Manager. He just asked about current work ex and why Juniper etc. It lasted for 45 mins. He briefed me about CFTS role and how is it like to work. He mentioned that it is a stressful job. Second round - Phone screening with another network Engineer- He asked me abouyt how would you troubleshoot BGP, OSPF etc. These were generic questions and not very deep Final ROund - total of eight people. It lasted for 3.5 hrs. This was a long day and I was tired after the interview.