SUMMARY

• Cisco Certified Network Professional (CCNP) with over 9+ years experience in Network Design, Implementation, Migration/Integration and Administration.
• Expertise in Campus and datacenter LAN and WAN and Firewalls.
• Expertise in Network troubleshooting, executing Network Projects under based on ITIL Standards.
• Demonstrated ability to identify root causes of problems, consider both the long and short - term impact of proposed solutions and develop workable solutions. Ability to manage (Multiple) project tasks with changing priorities and tight deadlines. Ability to work well in a team. Open to Team related tasks, team meetings, team interaction and conference calls.
• Demonstrated ability to work well with a wide variety of people at various levels, foster cooperation and collaboration among individuals in the work unit, help team resolve conflicts constructively and ability and willingness to communicate when help is needed. A Self-starter with a positive attitude, willingness to learn new concepts and acceptance of challenges.
• Direct Interaction with customers. Clear written and oral presentation of ideas, proposals and concepts. Ability to articulate alternative solutions. Strong listening, interpersonal and analytical skills.
• Routing and switching infrastructure design and implementation based on (Cisco 6500 VSS, Nexus 7K, 5k).
• Datacenter Network migration planning & design.
• WAN optimization design and implementation (Riverbed).
• Firewall infrastructure design and implementation (Cisco ASA).
• Application load balancing based on F5, and Radware.
• Preparation of Low Level and High level Design documents.
• Creating neat complex Visio network physical and logical topologies.
• Extensive working experience of Advanced Switch Configuration and Management, Spanning Tree Protocol (STP), Virtual LANs, VLAN Trunking Protocol (VTP).
• Designed and implemented VLANs, ISL & 802.1Q VLAN Trunking, VTP, STP and RSTP, Inter-VLAN routing for campus/ Datacenter LAN networks and mid size Corporate Networks.
• Designed and configured vPC, Enhanced vPCs, FEX single sided and double sided.
• Configured vpc peer-link, peer-keepalive.
• Designed and implemented Spanning-Tree Feature - Port Fast, Backbone Fast, Uplink Fast Loop Guards, BPDU Guards, Root Guard’s, loop-guards, Bridge Assurance.
• Designed and configured HSRP, VRRP, GLBP, and Ether-Channel, LACP for network redundancy and load-balancing.
• Working knowledge on Nexus OTV Datacenter interconnect.
• IOS upgrades based on ISSU.
• Good Experience in IP Addressing and Subnetting, Route Summarization, Route Redistribution and NAT/PAT.
• Experience in Design, implementation and configuration of routing protocols OSPF and EIGRP.
• Configured BGPv4, for path influence based on as-path prepending, local-p, bgp route -aggregation.
• Configuration experience on Cisco ASA Firewalls with and without multiple contexts.
• Implementation experience on IPSEC L2L VPN, working knowledge on DMVPN and GET VPN.
• Configured access-lists for application traffic control on Cisco ASA, Testing it with Packet-tracer.
• Security Protocols: IKE, IPSEC, MD5, SHA, RSA, DES, 3DES, AH, ESP, SSL, SSH, Radius, and Tacacs+.
• Configuration experience on creating monitor, Virtual server, pool and pool members, Assigning server load balancing algorithms and SSL offloading.
• Worked on VOIP QoS, HPNA, NAGIOS, RANCID, syslog, CACTI, OPEN NMS, Solarwinds, MRTG, Wireshark, NMAP, GNS3, LINUX, WINDOWS, Avocent Cyclades, MPU kvm, IPAM, Networking for SCADA systems.
• Worked on PPP, HDLC, Frame Relay (HUB and SPOKE), and ISDN on Cisco Routers over T1, VPLS, MPLS.
• Work and configuring experience on Riverbed steel head appliances configuring in-line mode with LSP and configuring with CMS.
• Successfully Recommended and deployed Orion - Solar Winds, IPMon as Network Monitoring & Health Statistics tools which has in built feature like SNMP, Alerts, Events, Syslogs, etc.
• Experience in Network Design, troubleshooting (nmap, Wireshark), Fine Tuning, Implementation and day-to-day maintenance Activity.

PROFESSIONAL EXPERIENCE:

Confidential - Atlanta, GA

Senior Network Consultant

Responsibilities:

• Migration from single 6500 to VSS based implementation.
• Network Migration from 6500 to Nexus 7000, 5000 and 2000.
• Network Survey, Build and deploy critical Routing & Switching infrastructure based on Cisco Nexus 7000, 5000, 2000, 6500, 4500 F5 LTM, and 3570x, Cisco ASR.
• Configured VLANs and 802.1q tagging, ether channels, and Spanning tree for site deployments to make a collapsed core network infra.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Configured root-guard for securing the root switch and loop-guard, UDLD for loop prevention.
• Design and implement firewall infra based on Cisco ASA.
• Design of VPN access based on GETVPN, DMVPN (Working knowledge).
• Data Center Design Experience, hardware installing and configuring Network Devices in a Data Center, allocating rack spaces, including patching the cables in the Patch Panel. Design and implemented network infrastructure.
• Collaborated on different optic fiber connection based on LH and SX, fiber modules based on SFP and SFP+ and connection types such as LC/PC, SC/PC.

Confidential, Chicago IL

Senior Network Consultant

Responsibilities:

• LAN, WAN configuration and troubleshooting.
• Contacting the ISP's and configuring sub interfaces and dot.q for VPLS connection on ASR1000.
• Troubleshooting on routing protocols, which include BGP, and OSPF.
• Preparation of communication matrix based on application requirement for application migration and configuring the rule base on Cisco ASA firewalls.
• Configured Private VLANS for Lab requirements and for testing.
• Involved in design on ipsec VPN and nating for connectivity between datacenter and a client based on Cisco ASA 8.3 Firewall.
• Configured Routing protocols such as OSPF and BGP, policy based routing.
• Allocating IPs on IPAM system.

Confidential, Lakeforest IL

Network Consultant

Responsibilities:

• Design and implementation of highly redundant and secure Network infrastructure for various clients.
• Migration from single 6500 to VSS based implementation with FWSM.
• Site survey for datacenter, branch offices, plants and campus.
• Preparation of HLD, LLD, Network schematic both physical and logical finalizing the Network design with new architecture and approval from the customer, preparation of BOM, procurement and finally implementation testing, support and handover to Ops team.
• Install and configure Riverbed Steel head at the branch offices and testing the optimization using TimeThis.
• Drawing complex Network design using Visio.

Confidential

Network Engineer

Responsibilities:

• Build and deploy new Cisco 6500, 3750, 4548 based server switches
• Configured F5 LTM and Radware for Load balancing requirement for SharePoint, http, and https.
• Analyzing current application traffic flows to build new firewall rules for deployment in new environment using communication matrix.
• Configured FTP, TFTP, DHCP, Syslog, and NTP.
• Migration form 6500 to Nexus 5000 and 7000 based infrastructure.
• Lab testing on Nagios, MRTG, cactus, Rancid and other open source Network tools.
• Monitoring network infrastructure based on SNMPv2c with Solarwinds monitoring tools.
• Configured QoS for VOIP implementation on switches.
• Configured VPC and single sided FEX deployment based on Nexus 5548 and 2k.
• Worked on different optic fiber connection based on LX and SX fiber modules based on SPP and SFP+ connection types.

Confidential

Network and Security Engineer

Responsibilities:

• Level 3 support to network Infrastructure consisting of 20 Remote locations across Middle East.
• Configuring Cisco - 4507R switch for VLAN's, dot1q trucking, ether channel, RSTP.
• Creation of technical documentation, technical to internal support staff.
• Creating Visio diagrams for new site deployments.
• Testing open source based Network Tools such as Nagios, Rancid, and Cacti.
• Troubleshoot network related issues.
• Preparing Network diagrams and documentation.
• Monitoring Network devices and interaction with customer and ISP for outages and upgrades.

Confidential

Senior Research Fellow - Medical Informatics Division

Responsibilities:

• Design, implementation of LAN and WAN infrastructure to support Telemedicine applications. Technologies include VSAT, ISDN, and DSL for WAN design.
• Configured switches for connecting infineon based VSAT transponder.
• Design and implementation of Datacenter Network for Premier Hospitals for Hospital information system and PACS from VEPRO PACS/EMR.
• Site survey, design and preparation of Design Document for Network infrastructure.
• Coordination with different Government and Service Provider for project completion.
• Installation and configuration of Cisco routers for ISDN and static routing, and floating static routing.