• Perform iOS upgrade on Routers and Switches• Design topology and network diagrams and assisted in LAN/WAN advanced troubleshooting.• Working on Routing protocols (EIGRP, OSPF, BGP) and Switching protocols (VTP, VLAN, MST, Bundle-Ether)• Configuration and troubleshooting and supported nationwide LAN infrastructure consisting of Cisco device Series Catalyst 2500, 2600, 3000.• Monitoring devices using Netcool and SNMP manager for performance metrics.• Performing IMAC (installation, moves, adds. and changes) operations on client’s request.• Performing DNS and DHCP changes on Servers according to organization needs.• Worked on Change management tools like Remedy and ticketing tools like Service now.• Installation of hardware such as Servers, Storage, Switches, Firewalls, Routers, Load balancers.• Configuration of Network Switches, management I. P’s, PDUs, and Avocent products.• Configuration of iLo, iDRAC, Management and network ports.• Accountable for network hardware device asset audits / validation.• Consulting employees and customers on devices/solutions related technical issues.• Planning and working on schedules for network maintenance and repair. • Run new cabling copper and fiber from switches to patch panels and connect to the server & SAN devices within cabinets.• Preparing technical documentation and technical tasks.• Enforce company security policies and other compliance requirements. • Handle technical escalations from local or remote employees related to projects, daily tasks and customer facing support tickets. • Perform upgrades to existing systems, such as servers, storage arrays and equipment racks. • Ensure the secure destruction of data as per policy on decommissioned systems.• Maintain an accurate inventory of data center assets. • Decommission network gear or servers based on customer request.• Add/Remove Dimm/RAM and replace the new part in the server.