SUMMARY:

• Around 5 + years of experience in highly competitive environment mainly in leading edge Service provider
• Network as well as enterprise networks.
• Complete hardware and software troubleshooting of desktops, laptops, servers and printers.
• Experience of working on heat for managing trouble tickets.
• Experience of working on high end routers like Cisco GSR (12416, 12816, 12410), 7200 VXR, JuniperM320.
• Expert in configuring Routing protocols that includes RIP, EIGRP, OSPF, BGP, MP - BGP.
• Hands on experience in playing with various BGP attributes like Weight, Local-Preference, AS-Override, AS-Path

SKILLS:

Firewalls: Cisco PIX, ASA 5500 Series, Checkpoint.

LAN Technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, Metro Ethernet, Token Ring, FDDI, VLAN, VTP, STPWireless LAN and others.

WAN Technologies: Frame Relay, ATM, T1, DS3, SONET, Cisco MGX45, MGX1.

Routing Protocols supported IPV4: RIP, OSPF, EIGRP, BGP 4, MP-BGP, MPLS VPN.

Routing Protocols supported: OSPFv3 andBGP.

TCP/IP Suite: DHCP, DNS, SMTP, SNMP, TELNET, TFTP, UDP, ICMP, FTP.

Routers: 1700, 1800, 2600, 3700, 7200VXR, 12K Series, Juniper M320.

Switches: 1900, 2900, 3400, 3500, 6500, 7600.

Network Management: Using CiscoWorks, MRTG, Wireshark, Opnet

Operating Systems: Windows Vista/XP/2K/NT/98/95, MS-DOS, Cisco IOS, IOS-XR, JUNOS.

PROFESSIONAL EXPERIENCE:

(IT Engineer) Confidential, Dartmouth

• Maintenance of edge firewall rules on Cisco ASA 5550, Configuration of NAT and PAT, IPS,
• Performed Installation and maintenance of complete computing hardware, software and networks on UMass campus.
• More than 2 years of networking experience with extensive experience in Managing the overall administration of LAN & WAN systems involving design of network layouts, configuration and maintenance of application servers. This includes experience with IEEE 802.3, 802.11 standards concentrated in various routing protocols like OSPF, and EIGRP.
• Implemented various networking protocols like TCP/IP, UDP, RTP, ATM, Frame Relay, and P2P.
• Fluent in the use of VLSM (Variable length subnet masking), CIDR network notation and VLAN segmentation, Configuration of NAT.
• Practiced experience with spanning for implementing high availability topologies. Network architecture design including dynamic routing, static routing, VLAN setup, source IP routing, traffic split, load balancing, setup route.
• Configured IP RIP, BGP and OSPF routing.
• Involved in configuration of OSPF Summarization
• Scalability of OSFP by Filtering of Intra and routes
• Improvement of OSPF convergence timings by controlling LSA generation,LSA flooding, Improving OSPF convergence by controlling SPF algorithm, LSA/SPF throttling,
• Configuration of EIGRP and OSPF as Interior gateway protocol with route filtering and route redistribution.
• Installed and maintained Cisco 3600, 2600 and 7200 routers with HSRP and various IGP routing protocols such as RIP, EIGIP, and OSPF.
• Involved in excellent IP addressing usage by proper IP Subnetting.
• Played with various BGP attributes like Local Preference, AS path, Weight
• Hardware: 7200, 6500, 4500, Performed basic LAN/WAN management and administrated when needed
• VOIP experience on Cisco unity, call manager and ACD’s, managed VOIP traffic using QOS.
• High Availability System Configurations, co-ordination and Commissioning of Internet Setups (DNS, TCP/IP, NFS, SMTP, FTP)
• Assist with the design and perform installation of LAN\\WAN configurations with LAN technologies such as Ethernet, Fast Ethernet, Gigabit Ethernet; Routing protocols such as RIP, OSPF, and BGP;WAN technologies such as ATM, SONET, OC3, OC192, DS3, Frame Relay, ISDN
• Extensively used PING, traceroute to troubleshoot TCP/IP troubleshooting related issues.
• Troubleshooted Network problems with TCP/IP, LAN and WAN

(Member of Technical Staff) Confidential Aug ‘05 - Jan ‘07

• Worked on Cisco GSR 12000 series, 7200VXR routers and also Juniper M320 routers
• Troubleshoot multi area OSPF and OSPF scale issues
• Tested various BGP features like local-preference, MED, Weight and replicated customer issue problems in the testing environment lab.
• Handle customer escalations related to Internet connectivity issues, VPN issues (OSPF synchronization issues), etc; worked with various technical teams to find a resolution in a timely fashion.
• Upgrading IOS, troubleshooting network outages
• Implemented managed entities for a proprietary IP system using MPLS, OSPF, and BGP
• Project managed all phases of the circuit installation project life cycle.
• Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes, BGP route filtering policy problems, ORF etc.
• Worked on routing protocol related issues such as static, RIP, EIGRP (Variance and unequal cost load balancing)
• Installed and configured Proxy Server on firewalls
• Troubleshoot MPLS issues across Singtel core
• Installed Cisco IOS 12.0 to 12.4 for Routers (Cisco 12416, Cisco 7600, 7200VXR) & configured Switches (3750, 3550, Cat6500).
• Trouble Shoot Network Connectivity in Firewalls & Edge Routers.
• Supported (Prepared reports, analyzed performance etc.) translations engineering team.
• Prepared capacity analysis reports; analyzed the root cause of the problems and suggestion for process improvement.
• Planned, tested and evaluated various equipments, systems, IOSs and procedures for use within the network / security infrastructure. Continually monitor, assess and improve network security, test and implement new security technologies.
• In-depth knowledge of TCP/IP architecture, TCP/IP protocol suites and dynamic routing protocols including RIP, EIGRP, OSPF and BGP.

(Network Engineer) Confidential Aug‘03 - Aug ‘05

• Configuring, maintaining and troubleshooting of routing protocols such as EIGRP, OSPF and BGP.
• Configured and troubleshooting of Cisco (7206, 7204 VXR).
• Created test plans and test cases for VPN RFC 2547 to test in the lab environment and deploy in the production
• Designed and tested the QoS infrastructure to provide proper priority and queuing based on type of the traffic.
• Sound experience in handling Layer 2 networks, implementing layer 2 security across network and routing protocol security.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Create test plans (EIGRP, OSPF, BGP, MPLS, Layer 2 features) using Agilent testers, also involved in troubleshooting using ethereal.
• Responsible for communication with internal teams as well as vendors.
• Preparing of Architecture specific BOM & Budgeting and Finance for various projects ex: AOP (Annual operating plan for 2004/05).