• Install, configure & administration of Cisco and Juniper Switches, Routers, Firewalls & Identity Service Engine.• Built Remote offices and was responsible for analyzing the KMZ’s and working with the different ISP circuits, Procuring the inventory, designing the office network, and building, configuring, and testing the network before handing it over to the operations.• Created Templates for various platforms including Nexus 7k, ASR4k, ISR1k, Juniper QFX5100, Ex4300, and SRX1500 and enabling successful deployment of new devices on the network.• Deployed new F5’s(LTM) into the network and was responsible for configuring and maintaining the applications on the load balancer.• Securing the Applications using ASM and Troubleshooting any issues on the load balancer.• Upgrading/patching to security vulnerabilities for F5 and creating I rules for routing between the applications.• Worked with Application teams to build connectivity to production and disaster recovery servers through F5 Big IP LTM load balancers.• Built AWS and Azure Cloud resources through Terraform and migrated the Applications from on-prem to AWS and Azure.• Configured Private Links, VPC’s, SG, Load Balancer, and peering Transit gateways for our multiregional AWS cloud networks.• Migrated Cisco ASA Firewalls to Palo Alto firewalls across the network using the Migration tool and managed them using Panorama.

• Deployed and Configured Cisco Switches, Routers, Firewalls and Load Balancers.• Configuring & Troubleshooting of Layer 2 Technologies like VLAN, Spanning Tree, VSS and VTP.• Built site-to-site IP Sec VPNs over Frame-relay & MPLS circuits on various models of Cisco routers to facilitate adding new business partners to new and existing infrastructures.• Configured ASA Firewalls 55XX (5585/5545) and upgraded the Software versions Time to time.• Creating Firewall Access lists for maintaining security (blocking and allowing only required communication in the network).• Involved in Data Center Migration Design and Implementation, Configured High Bandwidth Links between the Data centers for Data Migration.• Setting up CISCO Meraki dashboard and Maintenance of Wireless Access Points.• Deploying New Access Points into the Network and managing them through the Meraki Dashboard.

• Configuring and Administration of Cisco and Juniper Routers and Switches.• Configured Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000 to connect servers and storage devices.• Responsible for the development and maintenance of enterprise wired and wireless network communication implementations.• Migrated CISCO ACE Load balancer to F5 Load balancer and was responsible in Creating LB VIPS for the Applications as specified by the Application Owners.• Worked with Application teams to build connectivity to production and disaster recovery servers through F5 Big IP LTM load balancers.• Configured firewall Access lists on ASA firewalls and was responsible for security patches and upgrades.• Worked extensively on device profiling, authentication and authorization mechanisms using AAA, RADIUS, 802.1X, Policy buildups for Posture Compliance Policies and Rules for checking the devices coming onto Network, Remediation Process, Access and Controls, and Segmenting the Global network.