SAI SHARAN KORVI

Mail id: acudmq@r.postjobfree.com

Professional Summary: Mobile: 607-***-****

A Solid Professional with 5+ years of expertise in Implementation, Administration, Operations and Troubleshooting of enterprise data networks as a Network Engineer.

Experience working with 2600, 2900, 3600, 3900, 7200, 7600 series Cisco Routers.

Proficient hands on experience in configuring Cisco Catalyst 2900, 2960, 3560, 3750, 4500, 4900, 6500series switches.

Extensive work experiences on Cisco Routers, Cisco Switches, and Cisco Firewall.

Experience in skillful deployment of Layer-2 technologies like VLANS, VTP, STP, RSTP, Inter-VLAN routing, VLAN Trucking, Ether Channels, VLAN access-maps and port security.

Profound knowledge in deploying routing protocols like OSPF, BGP, EIGRP, RIP, policy based routing on Cisco routers.

Expertise in configuring of SSH, TFTP, FTP, DNS, DHCP and Syslog.

Expertise in configuration & troubleshooting of routing protocols and deployment of OSPF, EIGRP, BGP, MPLS, IP Multicast and Policy routing over Cisco Routers.

Possess strong network troubleshooting, interpersonal and communication skills.

Proficient in using MS Office- Visio, Excel, Word for documentation.

Certifications:

CCNA - Cisco Certified Network Associate

Technical Skills:

Routers: Cisco 1900, 2600, 2800, 2900, 3600, 3800, 3900, 7200, 7600

Switches: Cisco Catalyst 2960, 3560, 3750, 4500, 4900, 6500

Routing Protocols: OSPF, EIGRP, BGP, RIP, Route Filtering, Redistribution, Summarization, Static routing.

Switching Protocols: VLANs, Dot1Q, VTP, STP, RSTP, VLAN Maps, HSRP, GLBP, CEF, DCEF, Port Security

Protocols: IP, TCP, UDP, ICMP, NAT, DHCP, SNMP, IPSEC, SSL, HTTP, SSH, DNS, PAT

Professional Work Experiences

Client: Catholic Health Initiatives, Omaha, NE Nov 2015 - Present

Role: Network Engineer

Responsibilities:

Working on 3600, 7200, 7600 series Cisco routers.

Configuring and maintaining EIGRP, OSPF and BGP on Cisco Routers.

Worked on Network design implementation related to internal projects for establishing connectivity between the various field offices and Data Centers.

Key contributions include troubleshooting of complex LAN /WAN infrastructure that include routing protocols EIGRP & BGP.

Provided VPN services to site-to-site and, Remote access VPNs using IPsec and GRE tunneling mechanisms. Performed network administration tasks such as creation and management of VLANS, Port security, Trunking, RPVST+, Inter-VLAN routing, and LAN security.

Configured & maintained IPSEC Site-to-Site VPN.

Provided daily network support for national wide area network consisting of MPLS, VPN and point-to point site.

Tested various BGP attributes like local preference, MED, Weight and replicated customer issues in the testing environment lab.

Configured policy statements, and routing instances.

Provided layer 3 redundancy by implementing HSRP in the network.

Performed Network Security Assessment and implemented security features such as network filtering, SSH, AAA, SNMP access lists, VTY access lists, EIGRP MD5 authentication, and HSRP authentication.

Involved in the Team of Data Center Operations to perform duties like administration and monitoring of Cisco Routers and Switches according to the organization requirements.

Environment: Cisco Routers 7600, 3600 and 7200 series, routing protocols RIPv2, EIGRP, OSPF and BGP. Switching Protocols STP, VTP, RSTP and VLAN; Firewall Security Protocols like NAT, PAT, IPsec, GRE and VPN.

Client: Costco Wholesale, WA Feb 2015 – Sep 2015

Role: Network Engineer

Responsibilities:

Maintained 7200 Cisco Routers and 2950, 4500 and 6500 series Cisco Switches.

Configured various routing protocols such as EIGRP, OSPF & BGP and troubleshooting layer3 issues.

Configured and maintained the Access layer routers and switches.

Performed redistribution for communication between different protocols & manipulated route updates using route maps, administrative distance and offset-lists.

Learned and Tested various BGP attributes like local preference, MED, Weight and replicated customer issues in the testing environment lab.

Configured PVSTP for loop prevention and VTP for Inter-VLAN Routing.

Involved in the designing and implementation of HSRP, a redundancy protocol.

Implemented port aggregation & link negotiation using LACP and PAGP.

Configured Client VPN technologies including Cisco’s VPN client via IPSEC.

Troubleshot issues and outages on Trunks and Router interfaces and firewalls extensively.

Environment: Cisco routers 7200 Cisco Catalyst switches 6500, 4500, 2950; Routing Protocols OSPF, BGP ; STP, VTP,VLAN ; VPN, MPLS, HSRP, GLBP.

Client: Spectrum Tele solutions Pvt Ltd, India July 2012 – June 2014

Role: Network Administrator

Responsibilities:

Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.

Involved in troubleshooting IP addressing issues & managed the address space using subnets and variable length subnet masks (VLSM)

Administrating the different routing protocols such as EIGRP & OSPF.

Monitored performance of network and servers to identify potential problems and bottlenecks.

Interacted with support services to reduce the downtime on leased lines.

Involved in troubleshooting problems on day to day basis and provided solutions to fix the problems

Monitored the operability and reliability of the network

Worked along with the team in ticketing issues; responsibilities included documentation and support other teams

Experience with maintenance and troubleshooting of connectivity problems using Ping and Trace route

Configured Spanning Tree, VLans & HSRP in the switching environment for better performance.

Performed basic troubleshooting of Cisco Network Device Health, Determine routing path, ARP/CAM lookup and layer 2 trace route, determine L2 errors and discord

Experience with Network Debugging and Packet Analysis, Inspection, Capture with the help of Wireshark.

Other daily responsibilities included the monitoring of remote sites using network management tools such as SNMP.

Environment: Cisco Routers 7600, 3600 and 7200 series, routing protocols RIPv2, EIGRP, OSPF and BGP. Switching Protocols STP, VTP, RSTP and VLAN; Firewall Security Protocols like NAT, PAT, IPsec, GRE and VPN.

Client: Synergy, Hyderabad, India June 2010 – May 2012

Role: Junior Network Administrator

Responsibilities:

Configured routing protocols RIP, EIGRP & OSPF on 2600, 2900 and 3600 series Cisco routers.

Documented the company’s design, implementation and troubleshooting procedures.

Performed routine network maintenance checks as well as configure and manage printers, copiers, and other miscellaneous network equipment.

Performed scheduled Virus checks and updates on all servers and desktops.

Configured Access List (Standard, Extended, and Named) to allow users all over the company to access different applications and blocking others.

Implemented VTP and Trunking protocols (802.1q and ISL) on 3560, 3750 and 4500 series Cisco Catalyst switches.

Performed IOS upgrades on 2900, 3500 series Cisco Catalyst switches and 1800, 2600, 3600 series Cisco routers using TFTP.

Configured STP for loop prevention and VTP for Inter-VLAN Routing.

Worked on installation, maintenance, and troubleshooting of LAN/WAN (ISDN, Frame relay, NAT, DHCP, TCP/IP).

Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.

Worked on network-based IT systems such as Racking, Stacking and Cabling.

Environment: Cisco Routers 7600, 7200, 3800, 3700, 2800; Cisco Catalyst switches 6500, 4500, 3500, VTP, VLAN and 802.1Q trunking; Routing Protocols RIPv2, EIGRP, OSPF & BGP

Education:

Bachelor of Electronics and Communications Engineering, Bandari Srinivas Institute of Technology

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