SUMMARY:

• Cisco Certified Network Associate (CCNA) with over 5 years of working experience with Cisco products.
• Experienced in large - scale enterprise network maintenance and migration with expertise in designing planning, and testing of enterprise LAN/WAN products and protocols.
• Well versed in integrating Windows based systems with other technologies.
• Handling teh network infrastructure LAN/WAN, migration & configuration of network client workstations.
• Troubleshooting of LAN connectivity issues, software and hardware; tracking problem, remediation scheduling and coordination.
• Designed and implemented VLANs, ISL & 802.1Q VLAN Trunking, VTP, STP and RSTP, Inter-VLAN Routing for campus LAN networks and mid-size Corporate Networks.
• Designed and implemented Spanning-Tree Feature - Port Fast, Backbone Fast, Uplink Fast Loop Guards, BPDU Guards, and Root Guards.
• Designed, Configured and successfully implemented Port Security for Source based MAC Filtering, HSRP, VRRP, GLBP, and Ether Channel for network redundancy and load-balancing.
• Extensive Working Experience in Advanced TCP/IP Management, IP Addressing & Subnetting VLSM, Route Summarization, Route Redistribution and NAT/PAT.
• Designed and implemented static and dynamic routing protocols, including OSPF, EIGRP, IGRP, and RIP.
• Extensive Experience in Design, implementation and Working Exposure of routed and routing protocols - RIP ( V1 & V2), IGRP, EIGRP, OSPF, BGP, IS-IS.
• Configured BGPv4, BGP Path Attributes, and Route Reflectors for an ISP transit network.
• Successfully Recommended and deployed Orion - Solar Winds as Network Monitoring & Health Statistics tools which has in built feature like SNMP, Alerts, Events, Syslog’s etc.
• Strong expertise in Network Design, troubleshooting (Sniffer - Wire shark), Fine Tuning, Implementation and day-to-day maintenance Activity.
• Good Project Management and Execution skills with maintaining network deliverables with in time space domain.
• Experience of routing protocols like EIGRP, RIP, OSPF and BGP.
• Extensive hand on experience with routed LAN networks, CISCO Routers and Switches.
• Experience in teh setup of Access-lists,
• Proficiency in configuration of VLAN setup on various CISCO Routers and Switches.
• Excellent qualities such as Teamwork, Analysis and Communication.
• Microsoft Office 2007/10/13: MS word, Power point, Excel

TECHNICAL SKILLS:

Routers: 2500, 3600, 3700, 7200

Switches: 2900, 3560, 3750, 4500, 6500, N5K (FCoE), N7K (Nexus)

Firewalls: Cisco PIX, ASA, Checkpoint, Palo Alto

Routing Protocols: RIPv2, OSPF, EIGRP, BGP

Layer 2 Protocols: VLAN, VTP, ISL, 802.1q, DTP, STP, RSTP, PVST, RPVST

Load Balancer: Big IP F5, Cisco ACE

Security Protocols: VPN, ACL, NAT/PAT

Protocol: TCP/IP, UDP, DNS, DHCP, FTP, SMTP, POP3.

WAN: HDLC, PPP, Frame Relay, PPP, ATM and MPLS

Physical Interface: Fast Ethernet, Gigabit Ethernet, Serial

Operating Systems: Windows and Linux

Network management: Cisco Works, Solar winds, Wire shark

PROFESSIONAL EXPERIENCE:

Confidential, Denver, CO

Network Engineer

Responsibilities:

• Configuring and maintaining CISCO Routers (7600) and Switches (3750, 4900 and 6500) in multi VLAN environment and inter VLAN routing.
• Working on 2801, 2821, 3845, 7204 series Routers and 3560, 3750, 4510, 6509 series switches.
• Performed IOS upgrades on Catalyst series switches (1900, 2900, 3500) and routers (series 2500, 2600, 3600)
• Worked on route redundancy for core and management routers using HSRP, GLBP
• Experienced with various network protocols including: TCP, UDP, ESP, IP and routing protocols like EIGRP, OSPF, BGP. Troubleshooting teh issues related to routing protocols.
• Designing and Implement DMZ for FTP, Web and Mail Servers with Cisco PIX 525 & ASA 5510 and 5520 firewalls.
• Managing Cisco based infrastructure which includes Cisco Routers, Switches, ASA and PIX Firewalls and wireless AP’s.
• Deploying intranet routing for accessing DMZ servers.
• Worked on BGP configuration for providing redundant internet connectivity using Route maps, prefix-lists etc, configuring NAT for internet access LAN
• Responsible for maintenance and utilization of VLANS, Spanning - tree, HSRP, VTP of teh switched multi-layer backbone with catalyst switches.
• Analyzed customer application and bandwidth requirements, ordered hardware and circuits, and built cost TEMPeffective network solutions to accommodate customer requirements and project scope.
• Setup TFTP server to maintain CISCO router configurations and CISCO images. Worked on network, software and hardware upgrades
• In depth expertise in teh implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• Involved in configuring Cisco pix firewall and checkpoint firewalls
• Implemented redundant Load balancing technique with internet applications for switches and routers
• Providing Technical Support and Solutions for Network Problems
• Strong experience in Sub-netting & Network Address calculations
• Creating change tickets according to teh scheduled network changes and implementing teh changes.
• Manage Operational monitoring of equipment capacity/utilization and evaluate teh need for upgrades; develop methods for gathering data needed to monitor hardware, software & communications network performance
• Used network monitoring tool to manage, monitor and troubleshoot teh network

Confidential, NYC, NY

Network Engineer

Responsibilities:

• Experience in Network Cabling, Device installation, IOS upgrade and Network troubleshooting involving router and switches
• Designed and implemented an IP addressing scheme with subnets for different departments.
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
• Planning and Implementation of Subnetting, VLSM to conserve IP addresses.
• Configured Cisco Routers (2500, 3600, 3700) using RIP, OSPF, EIGRP.
• Configure Cisco Switches (3560, 3570, and 2900).
• Network Monitoring/Diagnosing using Packet Tracer.
• Configure/Troubleshoot RIP, EIGRP, and OSPF routing protocols.
• Resolve LAN/VLAN, L2/L3 TCP/IP, Access Lists and NAT/PAT issues.
• Installed and configured DHCP Client/Server.
• Debug Router/Switch network connectivity and configuration issue.
• On-site and phone support with teh installation and configuration solutions of Cisco products.
• Designed and tested a lab for Switch Ports Configuration, VLANs, VTP and Spanning Tree Protocol on Linux and Windows OS.

Confidential, Foster City, CA

Network Support Engineer

Responsibilities:

• Assigned a project to set up LAN. Worked on teh entire project from cabling to IP addressing assignment.
• Supporting wide range of products from Cisco Systems, Troubleshooting of Routers and Switches.
• Configuration and installation of Cisco Routers and Switches.
• Configuring and working with Cisco Routers and Switches using protocols like RIP, EIGRP, and OSPF.
• Manage teh Routing protocol and Encapsulation Protocol.
• Trouble shooting of WAN connectivity problems.
• Configured STP for loop prevention and VTP for Inter-VLAN Routing.
• Configuration of Standard and Extended access-lists.
• Coordinating with Filed Engineers in trouble shooting of WAN connectivity problems.
• Coordinating with tasks assigned to Field engineers.
• Configured VPN for teh remote and site-to-site access.
• Part of troubleshooting team for checkpoint firewall.
• Worked on Access Control List (ACL), NAT/PATrules.

Environment: Cisco Routers, Switches, WAN, LAN, Trouble Shooting, Checkpoint Firewall

Confidential

Tech Support Engineer

Responsibilities:

• Evaluated customer needs and proposed solutions for those needs
• Assisted in management of various contract customer networks
• Analyzed and corrected network troubles and performance issues faced by clients
• Trouble shooting and problem resolution of elusive customer network difficulties
• Technical support for Routers, Switches, Access point, and wireless cards.
• Communicated globally with: US, UK, AUSTRALIA, and CANADIAN Customers
• Accountable for building, troubleshooting, and upgrading computers in general
• Troubleshooting Cisco 2800 series Routers.
• Troubleshooting problems that arise with protocols like EIGRP, OPSF RIP.
• Communicated with teh end Users to resolve teh Application related Issues
• Actively participated in teh client calls to update/resolve teh Issues