Roles and Responsibilities Design, implement, and maintain network infrastructure using Cisco technologies such as routers, switches, and firewalls. Troubleshoot complex network issues related to routing protocols (OSPF), switching technologies (VLAN), STP), BGP routing protocol), and VPN connectivity. Conduct regular performance monitoring using Wireshark tool. Provide technical support for security tools like ACLs) and SolarWinds Network Performance Monitor. Provide level 2 and level 3 supports or cisco network devices, including troubleshooting and resolving network issues work with other it teams and vendors to implement and implement and maintain network security solutions including firewalls,intrusion prevention system,VPNs Desired Candidate Profile Strong knowledge of Cisco networking technology including routers, switches, firewalls; routing protocols (OSPF); switching technologies (VLAN); STP); BGP routing protocol); VPN connectivity.