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• Configuring user's role and policies for authentication using Cisco NAC and monitoring the status of logged users in network using Cisco ISE.• Configure / Troubleshoot CISCO 12000, 7500, 3800 series routers, and 3560 series switches for LAN/WAN connectivity.• Involved in the design and implementation of Data Center Migration and worked on implementation strategies for the expansion of the MPLS VPN networks.• Installed, configured, and maintained with vendors Cisco, Juniper, Alcatel-Lucent, Arista, Brocade, Riverbed, Enterasys, Fortinet networking, and Wireless technologies and protocols.• Performing standard network operations via ITIL standard with Incident Management and Change Management.• Deployed and Manage SDWAN network (Cisco Viptela Solution) for WAN connectivity.• Monitored usage of network resources with Cisco works, and Algosec on Cisco ASA Firewalls.• Design, Deployment, Installation, Configuration, and Upgrading the Cisco ISR routers, Catalyst, and Nexus switches.

• Firewall policy provisioning on Fortinet FortiGate appliances using Forti Manager.• Change control / ITIL Service Controls / PCI compliance. Coordinating with various teams to perform Network Changes.• Migrated to Juniper EX series switches from Cisco 3500, 3700 series, and 6500 series switches. Worked on setting up Cisco ASR as edge routers. Worked on BGP for inter Data center connectivity.• Migrated Virtual Machines and applications from on-premises cloud to AWS.• Architect, plan, and deploy SIEM solution migration for splitting one SIEM into two environments.• Working on the ISE integration in DNA Center.

• Performed Configuration on ASR 9K Pairs including HSRP, Bundle Ethernet Configuration, and Assigning DHCP profiles.• Experience working with Nexus 7010, 5548, 5596, 2148, and 2248 devices.• Deploying and decommissioning of VLANs on core ASR 9K, Nexus 9K, 7K, 5K, and its downstream devices and configured 2k, 3k, 7k series Routers.• Hands-on Experience working with security issues like applying ACL’s and configuring NAT and VPN• Well Experienced in configuring protocols HSRP, GLBP, PPP, PAP, CHAP, and SNMP.

• Configure / Troubleshoot CISCO 12000, 7500, 3800 series routers, and 3560 series switches for LAN/WAN connectivity.• Troubleshooting of complex LAN/WAN infrastructure that includes routing protocols EIGRP, OSPF & BGP, MPLS• Experience with deploying PIM Sparse-mode/Dense-mode multicasting in Campus locations.• Serve as part of a team of network engineers responsible for base-wide network upgrade from Cisco Layer 3 Catalyst switches to Juniper Layer 3 EX4200 & EX3200 switches.