PROFESSIONAL SUMMARY:

• Have 5+ years of experience in Networking, including hands - on experience in providing network support, installation and analysis for a broad range of LAN / WAN/MAN communication system.
• In depth knowledge of TCP/IP fundamentals, Layer 2 & layer 3 Switching, LAN/WAN fundamentals, VLAN, Routing Protocols like OSPF,EIGRP,RIP,BGP & IGRP, ISDN, Frame Relay, VPN,HSRP,VRRP, GLBP, MPLS,VPN etc.
• Strong knowledge of Routing and switching concepts and MPLS design.
• Configuring switches, routers and access point to industry standards
• Involved in troubleshooting of DNS, DHCP and other IP conflict problems
• Experience with the following technologies MPLS, IPSEC VPN, WLAN, and Multicast.
• CISCO Internetworking, troubleshooting, installation and maintenance of CISCO Routers and switches.
• Switching tasks and Tunneling, VLANs, Port Security, STP and RSTP
• Configured Security policies including NAT, PAT, VPN, Route-maps, prefix lists and Access Control Lists
• Strong interpersonal, organizational communication, customer service & presentation skills.
• Excellent at problem resolving, verbal & written communication and teamwork skills.
• Ability to work independently and in the team environment.

TECHNICAL SKILLS:

LAN / WAN Technologies: Ethernet/Fast Ethernet/Gigabit Ethernet, IP Routing, Switching, Frame RelayRouting Protocols/Services: RIPv2, EIGRP, OSPF, BGP, Redistribution, TCP/IP, UDP DHCP, DNS

Switching: VLANS,Etherchannel,STP, RSTP (802.1W), MPLS

Network Security: Access Lists, Cisco PIX 515E, NAT/PAT, SSL VPN and RADIUS

Network Management: SNMP, Solar Winds, HP Open View, Cisco Works

Applications: Wire shark, Microsoft Visio

Domain experience: Network Infrastructure services and Network Support

Switches: Cisco Catalyst 2900, 3500, 3700, 4000, 5000, 6500

Routers: Cisco 1600,1700,1800,2500.2600,2800,3600,3800,5500,7200,7500

Programming Languages: C, SQL, Matlab,, Visual Basic, VHDL

PROFESSIONAL EXPERIENCE:

Confidential, Austin, TX

Network Engineer

Responsibilities:

• Configuration of new routers & up-gradation of IOS in all the routers.
• Design, installation, configuration and maintenance of complete LAN.
• Troubleshooting routing loops, STP loops.
• Implementing scheduled network changes.
• Maintaining routers and switches backup.
• Case studies, Previous Records, reports, documents used for the applications.
• Perform Configuration, upgrade, Design in Catalyst L3 (6500), and L2 4500 switches.
• Troubleshooting RIP, OSPF, BGP routing issues.
• Configuring Spanning tree Protocol and troubleshooting layer2 loops.
• Ensure all the network devices IOS and patches are implemented successfully.
• Defining the backup policy for network products.
• Creating standard operating procedures of Network devices.
• Responsible to verify successful implementation of change request.
• Firewall ACL design and configuration.
• Administered Firewalls
• Performed Day to Day Network Changes & Worked on Migration Projects.
• Other responsibilities included support other teams, Documentation, change control.

Environment: LAN, WAN, VLAN, VTP, RSTP, NAT, HSRP, Etherchannel, ACL, SNMP, OSPF, BGP, ACE

Confidential, NJ

Network Engineer

Responsibilities:

• Conducted a thorough technology analysis as a complete upgrade of existing network which was required by the company.
• Works with the end users to validate problem descriptions and perform detailed problem diagnosis; track and updateproblems in HP Service manager (Trouble-ticketing System).
• Configuring and managing new edge devices such as Cisco CRS-1 routers for 10 gigabit capacity.
• Working on Migration of routing instances and network traffic over to new edges devices such as Cisco CRS-1s
• Configuring Managed CE (7600, 6500, 7200VXR) Routers Services for various client applications.
• Configuration and Implementation of MPLS VPN mechanism.
• Working on upgrade procedures for Cisco 7200 and 7600s.
• Configuring various routing instances, policies, filters on Cisco GSRs
• Designed and implemented an IP addressing scheme with subnets for different departments.
• Responsible for the installation, configuration, maintenance and troubleshooting of the company network. Duties included monitoring network performance using various network tools to ensure the availability, integrity and confidentiality of application and equipment.
• Generated RCA (Root Cause Analysis) for critical layer2/layer3 problems.
• Implemented and monitored the network using network sniffing and scanning tool as Wireshark.
• Managed and Configured DHCP Scope in Infoblox.
• Performed scheduled changes to Infoblox during DHCP Scope migration from Microsoft servers.
• Drawing Visio diagrams of the entire network and updating them.
• Provided hands on support and network assessments to ensure operational plans aligned with strategic directions.
• Managed the log files to study downtime in the network.
• Used Cisco works, Solar winds, Content Management Systems (CMS) Network tools to update the network documentation.
• Work with Cisco and Juniper SEs.
• Other responsibilities included support other teams, documentation, and change control.

Environment: LAN,WAN, DHCP, Infoblox, Cisco works, Solar winds, Content Management Systems (CMS),Radius, HP Service Manager.

Confidential

Network Engineer

Responsibilities:

• Designed corporate security infrastructure using Cisco VPN concentrators, Pix and ASA firewalls, IDS and FWSM.
• Converted networks with multiple routing protocols RIP, IGRP, EIGRP into a single OSPF domain, thus providing for future network scalability.
• Testing of Migrating locations from frame relay to MPLS technology.
• Performed enhancements and upgrades to systems based on logical analysis and performance of existing infrastructure.
• Involved in implementing VPN connectivity for new sites, includes client and site-to-site VPN’s.
• For redundancy configured HSRP, VRRP.
• Installation & configuration of Cisco VPN concentrator 3060for VPN tunnel with Cisco VPNhardware & software client.
• Configuration to allow clients applications to be accessed within our company (DMZ).
• Implemented VLANS between different departments and connected them using trunk by keeping one VLAN under server mode and rest falling under client mode.
• Managed the LAN Switching Environment including creating and maintaining VLANs, RSTP, Trunking, Port Security, Ether Channel, Vlan Security etc.
• Provided hands on support and network assessments to ensure operational plans aligned with strategic directions.
• Perform planning, testing, & evaluate new devices and troubleshooting.
• Managed the log files to study downtime in the network.
• Used monitoring tools such as Cisco works, HP open view.
• Other responsibilities included documentation and support other teams.

Environment: Cisco Routers, Cisco Switches, Routing Protocols (RIP,IGRP, EIGRP,OSPF), PIX, ASA firewall, VPN, Frame relay, MPLS, VLANS,VTP, RSTP, Ether Channel, HSRP, VRRP, VPN Concentrator, Monitoring Tools(Cisco works, HP Open view).