Karthikiran Ilango

• Helped customers improve results by recommending changes focused on lowering costs, process improvement and adding new functionality.
• Presented technical deep-dive sessions to clients to explain AWS product features and benefits and collaborated with cross-functional teams to deliver successful product implementations.

• Served as AWS Network and VPN Subject Matter Expert (SME) on call - Troubleshooting L1-L7 issues such as Cabling, Routing, NAT, network performance, on-premise connectivity with large-scale implementations such as multi-site ipsec vpn, direct connect etc.
• Hands on experience in utilizing networking and security technologies like IPv4, TCP, UDP, DHCP, DNS, BGP, IPSEC VPN, Load Balancers, HTTP, SSL/TLS, Tools like tcpdump, traceroute, dig/nslookup, Wireshark, IAC: terraform, as well as Linux and Windows network troubleshooting
• Versed in EC2, Virtual Private Network (VPN), Client (SSL) VPN, Direct Connect (DX), Transit Gateway (TGW), Virtual Private Cloud (VPC), PrivateLink, ELB/ALB/NLB, Route 53, WAF.

• Automating upgrade from Catalyst (2960, 3750) to Nexus (2k, 5k) environment, using Python packages like Netmiko, Getpass, Regex.
• Provided Level-2/3 support (e.g., Rack and Stack Switches, Change Port Configuration, VLAN Configuration on Switch, Subnetting, Wireless network access point installation), document WAN (MPLS) and LAN infrastructure.

Skills gained: OSPF BGP MPLS RSTP HSRP VRF DHCP DNS