Expertise in configuration of Cisco routers, switches, firewalls (Cisco ASA or Palo Alto) and load balancers (Cisco ACE, Citrix NetScaler or F5 preferred)
Proficient in configuration of GRE, IPSec, OSPF, EIGRP & BGP
Experience in Routing and switching technologies, 802.1q, STP, RSTP, MSTP, VLAN, MPLS, VRF
Solid understanding of Firewall management, preferably with Cisco ASA firewalls running multi-context
Intermediate level TCP/IP packet analysis, using Wireshark or raw packet captures using tcpdump.
Minimum of three years of experience managing large scale multitenant WAN/LAN networks.