T-Mobile Senior Security Engineer interview questions

The HR staff asked the normal network questions, there were 2 technical interviews with a couple of folks asking about F5 Load Balancers, Checkpoint software solution firewalls, A10 Carrier Grade NAT and A10 Load Balancers, Cisco firewalls, Cisco ASA, McAfee IDS units and the McAfee Consoles that controls the IDS. Juniper Firewall and Juniper Routers. All questions are at a mid-level knowledge requirement. Know ISO model and some knowledge of wireshark and FWmonitor