SUMMARY

• Over 7 years of experience in Networking Engineering, As a Network Engineer I have design and implemented multiple projects related to new branch networks, Migration and End Of Life Technology.
• Including hands - on experience in providing network support, installation and analysis for a broad range of LAN/WAN/MAN communication systems.
• Involved Knowledge on Data Center Design with Cisco Nexus in troubleshooting of DNS, DHCP and other IP conflict problems.
• Switches and Virtual Port Channel
• Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: OSPF, EIGRP, RIP, MPLS, MP-BGP, BGP v4, LDP.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST. Implementation of HSRP, VRRP for Default Gateway Redundancy.
• Experience in testing cisco routers and switches in laboratory and deploy them on site production.
• In-depth knowledge and hands-on experience in Tier II ISP Routing Policies, Network Architecture, IP Subnetting, VLSM, TCP/IP, NAT, DHCP, DNS, FT1 / T1 / FT3 / T3 SONET POS OCX / GigE circuits, Firewalls.
• Responsible for CheckPoint and Cisco ASA firewall administration across global networks.
• Strong knowledge of TACACS+.
• Experience in designing and assisting in deploying enterprise wide Network Security and High Availability Solutions for ASA.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.
• Worked on Extensively on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510/5540) Series
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience.
• Adept in preparing Technical Documentation and presentations using Microsoft VISIO/Office
• Excellent customer management/resolution, problem solving, debugging skills and capable of quickly learning, effectively analyzes results and implement and delivering solutions as an individual and as part of a team.

TECHNICAL SKILLS

Routers: Cisco routers (1700, 1800, 2500, 2600, 2800, 2900, 3200, 36003700, 3800, 4000, 7600), Juniper Routers like, M320 and MX80

Switches: Cisco switches - Layer 2 (2900 series), Layer 3 (3560, 37504500, 6500), Avaya switches, juniper switches like EX2200, EX2500

Network Management Tools: Cisco Network Pulse, Net Voyant, HP Service Desk, ServiceNow, HP Network Automation, IP Plan, CMDB, LMDB, IP Angry Scan, IDS & IPS, ACL, Netflow Analyzer, Smokeping, CS-MARS, CSM, JFFNMS, WhatsUp Gold

VPN: Checkpoint (NGX (R60), NG AI (R55)), VPN1 pro, Secure

Network/ Security Services: DNS, DHCP, WINS, Winproxy 2.0

Protocols/ Services: Routing Protocols (RIP (v1 & v2), IGRP, EIGRP, OSPF, BGP)TCP/IP, PPP, HDLC, Frame Relay, ATM, MPLS

Operating Systems: Windows XP/2000/20003/NT/7, UNIX, OSX

Reports: Microsoft (Visio pro.), Checkpoint (Eventia reporter

PROFESSIONAL EXPERIENCE

Confidential, Fairfax County, VA

Sr. Network Engineer

Responsibilities:

• Configure Routing protocols such as RIP, OSPF, EIGRP, MPLS static routing and policy base routing.
• Team member of Configuration ofCisco7206 router with VPN and Configuration of Catalyst switches.
• Configuration 7609, 7606 with OSPF and catalyst 6505, 4500, 3550 switches with various VLAN.
• Create and testCisco router and switching operations using OSPF routing protocol, ASA Firewalls, and MPLS switching for stable VPNs. Cisco CLI, Ciscoworks, Network Security, Network Analysis Tools
• I have designed a solution for IDS/IPS (Intrusion Detection System/Intrusion Prevention System) on ARADA wireless stack. It covers the detection and prevention mechanisms for DoS attacks in 802.11 networks, rogue AP and EAP level attacks.
• Configured and managed Cisco IDS/IPS, Cisco secure Intrusion Prevention System (IPS/IDS)
• Expertise in developing Complex Automated Script Framework, utility functions manually for HTTP(S) Protocol as per CMMI level 5 standards using Network Sniffers Like HTTT Watch, and Firebug.
• Installing the Hardware and Software for Ubiquiti and Microtik Antennas
• Configuration and troubleshooting link state protocols like OSPF in single area and multiple areas.
• Redesign of Internet connectivity infrastructure for meeting bandwidth requirements.
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Optimized performance of the WANnetworkconsisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.
• Providing Technical Support and solutions forNetwork Problems.
• Implementing NAT solution's on wan applications.
• Planned, tested and evaluated various equipments, systems, IOSs and procedures for use within the Network/ security infrastructure.
• Upgrading IOS, troubleshootingnetworkoutages.
• Participate in all technical aspects of LAN, WAN, VPN and security Internet Service projects including, short and long term planning, implementation, project management and operations support as required.
• Having Data Center Design Experience, installing and Configuring Network Devices in a Data Center including patching the cables in the Patch Panel. Design and implemented network
• Hands-on experience in the network management of circuits using TDM and Frame Relay network, performing configuration and provisioning management, fault management and performance monitoring

Confidential, Chicago, IL

Sr. Network Engineer

Responsibilities:

• Hand on experience the configuration and implementation of various Cisco Routers and L2 Switches.
• Extensive experience in configuring and implementing EIGRP, OSPF and BGP.
• Supported core network consisting of Cisco 7200 series routers running multi area OSPF
• Configuration of EIGRP and OSPF as interior gateway protocol with route filtering and route redistribution.
• Implemented stub/Totally stub areas and various OSPF features like route-summarization and SPF throttling.
• Responsible for service request tickets generated by the helpdesk such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support
• Supporting EIGRP and BGP for problems of L2/L3 in internal teams & external customers.
• Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site.
• Upgrading Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Configured and installed multi-protocol (IP, IPX) multi-interface Cisco routers.
• Design, WAN link using PPP Multilink and by implementing Cisco WAAS
• Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.
• Configuring STP for switching loop prevention and VLANs for data and voice along with Configuring port security for users connecting to the switches.
• Worked on commissioning and decommissioning of the MPLS circuits for various field offices.
• Network Cabling, dressing, labeling and troubleshooting various network drops onsite.

Confidential, Vienna, VA

Network Engineer

Responsibilities:

• Configured IP RIP, PPP, BGP and OSPF routing.
• Involved in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies. Cisco CLI, Ciscoworks, Network Security, Network Analysis Tools
• Installing Remedy, Workstations, shared printers, Active Directory, token administration, Ghost Symantec, pentana, SQL Server, Oracle 11g 32, Magic
• Experience with Checkpoint Firewall policy provisioning.
• Identify, design and implement flexible, responsive, and secure technology services.
• Experience with Firewall Administration, Rule Analysis, Rule Modification.
• Troubleshoot traffic passing managed firewalls via logs and packet captures.
• Configured and resolved various OSPF issues in an OSPF multi area environment.
• Worked with telecom vendors in regards to network fault isolation.
• Hands-on experience with WAN (ATM/Frame Relay), Routers, Switches, TCP/IP, Routing Protocols (BGP/OSPF), and IP addressing.
• Installed different software on the systems. Install and managing network devices including Hubs, Switches.
• Layer 2 switching technology architecture, implementation and operations including L2 and L3 switching and related functionality. This includes the use of VLANS, STP, VTP and their functions as they relate to networking infrastructure requirements including internal and external treatment, configuration and security.
• Configuration and troubleshooting of Cisco catalyst 6509, 7613 with supervisor cards.
• Estimated Project costs and created documentation for project funding approvals.
• Managed various teams involved in site surveys, cabling specifications, Network equipment installation and configuration.
• Planned resources and presented project status to higher management.
• Deployed 7613 as PE and CE router and configured and troubleshooted the Edge Routers.
• Excellent troubleshooting knowledge on T1, T3, OC-3 and OC-12.
• Created and delivered internal trainings for BGP.
• Configured egress and ingress queues for ISP facing routers using CBWFQ.
• Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.
• Ability to analyze, configure and troubleshoot networks

Confidential, Dallas, TX

Network Engineer

Responsibilities:

• Provided support for global network including T1/T3, ATM connections using HDLC and Frame Relay on 2600, 4000 series Routers. Cisco CLI, Ciscoworks, Network Security, Network Analysis Tools
• Responsible for SNMP Monitoring and Performance Tuning software.
• Designed WAN structure to prevent single point of failure in case of link failure.
• Experience in Maintenance and Troubleshooting of connectivity problems using PING, Traceroute.
• Planning and Implementation of Subnetting, VLSM to conserve IP addresses.
• Experience in configuring STP for loop prevention and VTP for Inter-VLAN Routing.
• Performing the Configuration and troubleshooting of EIGRP, OSPF, and BGP.
• Dealt with the configuration of Standard and Extended ACLs for Security.
• Been involved in providing technical assistance for LAN/WAN management and complex customer issues.
• Provided support for troubleshooting and resolving Customer reported issues.
• Performed IOS upgrades on Catalyst 3550, 2950, 1900 switches, and 3600, 2600 and 2500 routers.
• Implemented and configured routing protocols like EIGRP, OSPF, BGP.
• Experience in Troubleshooting the issues related to routing protocols.
• Managing, troubleshooting and monitoring the network using Network Monitoring tool.
• Implementing Network Security with Cisco IOS Feature Set, NAT, and Simple Network Management Protocol.
• Involved in installing and configuring PIX 515E firewall.
• Dealt with DNS, DHCP trouble shooting and other IP conflict problems.
• Implementation of name resolution using WINS & DNS in TCP/IP environment.