Resume

Raja DEmail: raja.mailtome@gmail.comPhone : +91-7358068443

Summary

I am working as an IT Analyst in Tata Consultancy Services with a total experience of 7 years in Network

Design, Implementation, and Technical support .

Professional Experience

Employer From To

TATA Consultancy Services Limited Dec 2009 Till Date

Certifications completed:

CCNP SWITCHING /ROUTING /TSHOOT (CISCO ID: - CSCO11622893)

Technical Skills:

Hardware: Cisco routers 2800, 3800, 3900 series and Cisco switches 6500, 4500, 3750, 3560,ASR 9001,ASR

1000 series , Juniper MX480, EX4200,EX3300,SRX550,SRX240 , ALCATEL 7750 SR-12,7750 SR-7 ESS-7450

7210 SAS ,ADVA FSP series , OS 6850 , and LS 6200 ,HP Blade Class C Switches .Nortel 8010 Passport .

Routing Protocols : EIGRP, OSPF, BGP,MP-BGP, RIP,PIM,DMVPN,GRE ,MGRE ,IPVPN

Switching protocols: MSTP, VTP, VSS, LACP, PAGP, HSRP,GLBP, VRRP, QOS,MPLS VPN,VRF-

LITE.PSEUDOWIRE,MCLAG ,

Software/Tools: Netflow analyzer, Wireshark, WAN Killer, Alcatel SAM 5620

Educational Qualification:

Course Year Institute Board/University Percentage

B.E(ECE) 2005-2009 M. Kumarasamy College of Engineering Anna Univ 76%

XII 2005 R.S.K Hr. Sec. School- Trichy State Board 91%

X 2003 R.S.K Hr. Sec. School- Trichy CBSE Board 75%

Responsibilities:

VODAFONE UK LAB Administrator

Project Name : Vodafone uk

Role : Network Administrator LAB

Duration : Sep 2015 to Dec 2016

I mplemented Vodafone Service provider Network in Lab with Core and Distribution Routers and Access

Switches such as Alcatel 7750 SR-12 ,7750-SR-7 ,7450 ESS ,SAS 7210 .

Implemented Service provider protocols such as RSVP ,MPLS , LDP , T-LDP ,SDP , SAP ,

Pseudowire /Ethernet wireline for the LAB environment in both cisco and Alcatel Service provider

devices

Upgrade IOS , installing line card and Supervisor cards of Alcatel and Cisco devices .

Creating Pseudowire between ASR routers and Alcatel routers for testing of Vodafone Tools .

NOC Engineer L3

Project Name : IDM-CHENNAI NOC

Role : Network Administrator L3

Duration : Dec 2013 to Sep 2015

Implemented and Designed New ODCs , New Building LAN and WAN , and Troubleshooting L3 level

issues

Implemented and Troubleshooted 6500 & 4500 series Core switches for new Buildings and existing

Buildings .

Implemented and Troubleshooted VSS for 6500 Switches

Designed and Troubleshooted for Links like VPN , Internet , P2P .

Brought up new TCS building with complete Juniper Devices such as MX480 , SRX 240,EX4200

With Multichassis etherchannel load balancing .

Implemented Routing Instances in Juniper Devices with Route Leaking for project setups.

Troubleshooted and implemented OSPF , BGP and EIGRP Based network setup .

Implemented and Troubleshooted VRF Lite , Route Leaking , MP-BGP and MPLS VPN for projects and

Buildings .

Migrated VTP 3 and Spanning Tree MSTP from older versions .

Replaced failed supervisors and Line cards for Core Switches 6500 and 4500.

Troubleshooted High CPU issues of Core Switches of TCS Locations .

Troubleshooted and implemented IPsec , GRE , DMVPN and SSL VPN setups in Cisco Routers and

L3 Switches .

Implemented Multicast Routing PIM with MSDP Peering Anycast RP .

Implemented BGP based Multihoming internet Links .

NOC Engineer L2

Project Name : IDM-CHENNAI NOC

Role : Network Administrator L2

Duration : April 2011 to Dec 2013

Basic Design & Implementation of New Projects , Buildings and Troubleshooting Network issues in L2

Level .

TCS NOC services offers managing, and troubleshooting entire network devices and components

across Chennai and Coimbatore TCS locations through centralized Network Operation Center and it’s

about 13 locations, 2000 Cisco switches, 200 Cisco routers,200 links and other network devices.

Troubleshooted issues Like slowness , Disconnection , outage for internet MPLS and P2P based

Project setups .

Basic QOS Troubleshooting and implementation in P2P Links and internet Links .

Configuring Cisco routers and switches with RIP, EIGRP, OSPF, BGP, HSRP, MSTP, VTP version 3,

Port channel, VSS, MPLS VRF .

Working in high resilient LAN with network redundancy using Ether channel configured in 3-Tier

architecture Core – Distribution - Access switch in MST loop free network.

Configured IPSEC site to site and GRE VPN tunnel setup , DMVPN.

Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, and Route Maps,

DHCP in routers.

Conducted Periodic VA test, Network device hardening and BCP for network devices

Carried out IOS up gradation for Routers, and Switches.

Day to Day activities are Vlan changes, creation and deletion, Port security implementation, SNMP

configuration, Cisco secure ACS Tacacs addition, Periodic Syslog analysis, Backup of all network

devices, net flow monitoring, Proactive monitoring of links, sharing RCA , RFO for network issues,

Bandwidth planning, run ethereal to isolate network issues

Created Visio documentation for network topology

Coordinating with different vendors, understanding the technology and mapping it with the business

Requirements.

Basic Troubleshooting in Cisco ASA/PIX , Checkpoint , Juniper SRX , Fortigate Firewalls .

Location network Engineer

Project Name : Infrastructure Delivery & Management

Role : Location network engineer

Duration : Dec 2009 to April 2011

Redesigning LAN of a Major Location to Cisco Three Tier Architecture with 180 switches. Migrated to

three tier architecture - Core, distribution, access switches level with end to end redundancy using

ether-channel configuration thereby load balanced and increased efficiency.

Handled Airgapped Projects and migrated switches from Legacy STP to Rapid PVST .

Handled Vlan isolation, VPN setup, project migration, link shifting, project expansions.

Troubleshoot browsing issues, on-site accessibility , port level accessibility issues, Port security, IP

conflict, Proxy issues, VCON issues, client support, WIFI support, DNS, DHCP scope issues, VOIP

issues, POE switches, NAC implementation.

Managed all network devices in Data centre and ensured high availability.

Attended external training for CCNA, CCNP – Switching and Routing as part of company program.

Passport Details

Passport Number Date of Issue Expiry Date Place of IssueH3763960 15-Jul-2009 14-Jul-2019 Chennai, INDIA