Firewall Technologies: Cisco ASA, Palo Alto, Fortinet, AWS Security Groups.Network Security: Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS), VPNs, Network Access Control (NAC)Configuration & Management: Rule sets, NAT policies, VLANs, DMZs, VPN configurationsMonitoring & Reporting: Log analysis.Troubleshooting: Connectivity issues, security breaches, performance bottlenecksConfigured and managed enterprise-grade firewalls (e.g., Cisco ASA, Palo Alto, Fortinet) to enforce network security policies, resulting in a 100% reduction in unauthorized access incidents.

Ability to diagnose and fix hardware and software issues for Routers, Switches, Desktops, and Servers in a LAN/WAN environment. Good knowledge of IP Subnet and Variable Length Subnet MasksExcellent knowledge of the OSI model, TCP/IP, and different Network Topologies.Good knowledge of routing protocols, including OSPF, and Static Routing. Proficient in configuring and managing Cisco routers and switches for efficient data traffic routing and network connectivityCreated and administered Virtual LANs (VLANs) to segment and organize network traffic, enhancing network security and performance.Configured access control lists (ACLs) and security policies on routers and switches to control and secure network access.Verify network status using basic utilities (including ping, traceroute, telnet, SSH, arp, config).Good Knowledge of installing and configuring DNS, DHCP server