SUMMARY

• Network Engineer with 4 years of professional experience in Network engineering, performing Network analysis, design, Implementing, capacity planning with focus on performance tuning and support of large Networks.
• Experience in Cisco Routing, Switching and Security with strong Cisco hardware/software experiences with high end Routers: CISCO GSR, 2600, 2800, 3600, 7200, 12000 Series; Catalyst Switches: 4500, 6500, 7600; Juniper: M320 & T640.
• Experience in Layer 3 Routing protocol configurations: RIP, EIGRP, OSPF, BGP, & MPLS.
• Experience in Layer 2 Routing protocol configurations: ATM/FRAME RELAY,IP services such as QoS and VPN technologies: IPSec & SSL.
• Implemented MPLS/VPN services for various customers.
• Experience in configuring VLANs, STP, VTP, PVST and 802.x authentication in access layer switches.
• Strong knowledge of HSRP, VRRP Redundancy Protocols.
• Experience with different Network Management Tools and Sniffers like SNMP, HP - Open view, and Cisco works to support 24 x 7 Network Operation Center.
• Worked extensively in Designing, Implementing & Managing LAN, WLAN & WAN solutions for different client setups. In-depth knowledge and experience in WAN technologies including T1, T3, ISDN, HDLC, Point to Point, ATM & Frame Relay.
• Experience in Physical cabling, IP addressing & subnetting with VLSM, configuring and supporting TCP/IP, DNS, installing and configuring proxies.
• Access Control Server configuration for RADIUS & TACACS+.
• Ability to Install, Manage & Troubleshoot Large Networks & Systems Administration on Windows & Linux platforms in Development, Staging, Lab & Production Environments.
• Strong Experience in using various tools for management, analyzing, and troubleshooting, monitoring & process automation in Lab & Production environment.
• Highly valuable Project Management and Operations Planning skills.

TECHNICAL SKILLS

IP Routing: RIP, BGP, OSPF, IGRP, EIGRP, Static Routing, IP Addressing and Subnetting, VLSM.

Communication Protocols: TCP/IP, UDP, DHCP, DNS, ICMP, SNMP, ARP, RARP, PPP, HDLC and ISDN.

Redundancy Protocols: GLBP, HSRP, VRRP and RPR.

Topologies: Frame Relay, ATM, Ethernet, Cable Modem, and Wireless.

Switch Technologies: VLANs, VTP, STP, DTP, MLPPP, MPLS, ISL and dot1q.

Network Hardware: Hubs, Cisco switches (2900, 2924, 2950, 3550, 3560, 4000, 5500, 6500, 6509, and 6513), Cisco routers (2600, 2800, 3640, 3700, 3825, 7200, 7204, and 7206), Cisco PIX 500 series, Cisco ASA 5500 series, CSU/DSU’s, network cards, Modems.

Network Management Tools: MRTG, HP Openview, Cisco WAN manager, Cisco works 2000.

Security: AAA, NAT/ PAT, access-lists, VPN.

Operating Systems: Windows, UNIX, Linux.

PROFESSIONAL EXPERIENCE

Confidential, Omaha, NE

Network Engineer

Responsibilities:

• Configured and Implemented LAN/WAN infrastructure that includes BGP and OSPF routing protocols within their specific VRF.
• Worked on adding new BGP peers. Also, involved in troubleshooting BGP related issues.
• Created the Extranet as per the client requirements and worked on migration.
• Deploy the Customer Interaction system in Data centers by building the Vault.
• Build the Extranet Customer Networks for the clients using BGP and VRFs.
• Designed and deployed various network security & High Availability products like Cisco ASA and other security products.
• Created multiple instances in firewall as per the client routing requirement.
• Responsible for turning up BGP peering and customer sessions, as well as debugging BGP routing problems.
• Configured routing policy for BGP. Switching related tasks included implementing VLANs and configuring ISL trunk and 802.1Q on Fast-Ethernet channel between switches.
• Created various BGP based policies by using Communities, Route-maps, prefix lists and other BGP attributes such as MED.

Environment: Cisco Routers:1900, 2900, 3800, 7200, ASR-1k, ASR 9k, Cisco Switches:2960, 3560,3750,4500,6500, NX 6k, NX 2k.

Confidential, Newport News, VA

Network Engineer II

Responsibilities:

• Assist with planning and incorporating how new network resources and applications will exist on the network; maintain IP addresses and schemes; coordinate data circuit installations.
• Maintain the core network infrastructure and applications, which includes main campus environments in North America and Europe, along with major Distribution Centers and branch sites.
• Working on Cisco 6509 and 4507 series switches for LAN requirements that include managing VLANs, Port Security and troubleshooting LAN issues.
• Use network management tools such as HP Open view Network Node Manager and CA Spectrum to discover, map and maintain the network.
• Maintain Internet and Extranet connectivity; handle day-to-day Checkpoint and Cisco ASA Firewall administration as well as VPN connectivity across multiple environments.
• Supporting BGP based network by resolving level 2 &3 problems of internal teams & external customers of all locations.
• Assist Network Engineers and Architects in conducting the research of new technologies, standards, architectural designs and implementation strategies.
• Monitor and maintain network interfaces and related infrastructures to ensure highest level of performance.
• Designs, implements and supports enterprise wireless environments, to include thick and thin Cisco wireless environments.

Environment: Cisco Routers:2600, 2800, 2900, 3600, 7300 series Routers, Cisco Switches:3560, 3650, 4500, 6509.

Confidential, NC

Network Engineer

Responsibilities:

• Supporting the mobility VPN consolidation and migration project which focuses on standardizing and reducing the number of VPNs to reduce network complexity.
• Responsible for L2 to L3 conversions, migrates from OSPF to BGP routing between PE and CE networks, and corrects inconsistencies in the current network deployment.
• Reviewing, analyzing, approving and executing all changes in the network.
• All Configurations of Cisco Routers and Switches. Participated in a rotating 24x7 support schedule for the Network operation Center.
• Design OSPF Areas for reliable Access Distribution and for Core IP Routing.
• Performed Troubleshooting and monitored routing protocols such RIP, OSPF, EIGRP & BGP.
• Responsible for turning up BGP peering and customer sessions, as well as debugging BGP routing problems.
• Design and configuring of OSPF, BGP on Juniper Routers.
• Upgraded various IOS and backups of Cisco router configuration files to a TFTP server.
• Involved in writing troubleshooting guidelines for MPLS VPN.
• Perform root cause analysis on the problems coming across Project execution.
• Implements complex router configuration changes, troubleshoots unexpected outcomes for compliance, installs and test card and circuit additions, interfaces with multiple systems for ticket generation, plans, coordinates and executes multiple concurrent tasks nationally.

Environment: Cisco Routers:1800, 2500, 2600, 3640, 7200 series Routers, Cisco Switches:1900, 2924, 2950, 3560, 4500, 6500, Juniper Routers:MX960, M320.