Engineer Network

Email:acz7be@r.postjobfree.com Mobile: 573-***-****

Prashanthi A Rao

Network Engineer

SUMMARY:

** ***** ** ********** ** the industry, this includes expertise in the areas of Routing and Switching, Security, LAN.

Expertise in Configuring Routing/WAN protocols OSPF, BGP, EIGRP, MPLS VPN, DMVPN on Cisco/Nortel routers and testing these technologies.

Expertise in Configuration and testing of VLANS on Cisco routers and multi-layer Switches and supporting STP, RSTP, PVST, RPVST,trouble- shooting of inter-VLAN routing and VLAN Trunk.

Experience in Management Protocol – SNMP, Network Monitoring System – Netcool, Canvass, HP Open-view. Experience with Putty and Secure CRT.

Experience in configuring VSS, HSRP, VRRP redundancy protocol. Configuration of DHCP, DNS in the LAN networks.

Worked on network topologies and configurations, TCP/IP, UDP, Frame Relay, Bridges, routers, hubs and Switches.

Implementation of DHCP snooping, ARP snooping, VLAN pruning, Quarantine Vlan.

Worked on Cisco Routers ASR 1001, 7600,3800, 1001-X,7500,7200,3800, 3600, 2800, 2600, 1800

Cisco switches – Nexus 6001, 5585, 2248 ASR 1001, 1004, Cisco Catalyst 6880x, 6800FEX, 6513, 4500, 6509, 3850, 3560, 3750, and 2950.

In-depth knowledge on IPV4, Subnet, VLSM, CIDR, ARP, reverse & proxy ARP, Ping Concepts. Experience in build documents and circuit diagrams using MS Visio.

Experience working with F5Load Balancer - BIG-IP 6800,6900, Viprion - BIG-IP VPR-C2400

Technical Experience:

Routing Protocols

IP RIP, OSPF, EIGRP, BGP, NHRP, SNMP

WAN Technologies

MPLS – VPN, DMVPN,Frame Relay, T1/E1/T3,VPN,ATM

LAN Technologies

VLAN, STP, RSTP, MLT, SMLT,HSRP,VRRP, DNS, DHCP, DHCP SNOOPING,GLBP

Operating Systems

Windows 2003 Server, Windows XP,Windows Vista, Windows 2000, Linux

Network Simulators/Test tools/Other tools

Canvass Client, Visual PAC, Ethereal, Voyance,Netbrain, Packet tracer, Wireshark, HP QC, Netcool, HP Openview, MS VISIO

Routers

Cisco ASR 1002,1001-X,7500,7200,3800, 3600, 2800, 2600, 1800,Nortel ERS 4500,5500,8300,8600,8800

Switches

Cisco 2900, 3500,4500,5000,6500, Nexus 6k,2k(FEX),Nexus 5585,2248(FEX),6880,6800(FEX)

Education:

Bachelor of Engineering, (Telecommunications); Vishveswaraiah Technological University; India.

Cisco Certified Network Professional -CCNP

Information Technology Infrastructure Library-ITIL

Certified Ethical Hacker –CEH

Certified Software Test Manager - CSTM

PROFESSIONAL EXPERIENCE:

ATT May 2016-Present

Senior Network Engineer

•Working on NEW site builds, new designs, Network expansions, Implementation and Network refresh on customer HQ,MC and remote sites comprising of 2000+ routers and switches

•Configuration of new Routers and switches at the site, Racking and stacking of switches at the IDF, MDF rooms. Building new config on the switches and routers.

•Migration to VSS/VPC design, Cisco 6880x with 6800FEX chassis at several sites. Use of GLBP as the FHRP between the redundant internet circuit routers.

•Migration of Internet circuits to customer network with Cisco 3945,switch 3850XS-S at several sites

•Configuration of LAN Layer- 2 security features such as DHCP SNOOPING, ARP SNOOPING, PORT SECURITY, and BPDUGUARD, ROOTGUARD, VTP and STP modes, VLAN Pruning, Quarantine VLANs.

•Regular IOS upgrades on all devices, security health checks.

•Worked on a several refresh projects which is an on-going process with the client from previous infrastructure of Cisco 3560x/3750 to Cisco 3850, 3850XS-S etc.

•Layer 3 implementations of BGP, OSPF, EIGRP protocols on layer 3 devices.

•Working with Cisco TAC on bugs and configuration issues seen on cisco devices.

Charter Communications Dec 2014–May 2016

Network Engineer II

•Configuration of new Routers and switches at the site, Racking and stacking of switches at the IDF, MDF rooms. Building new configs on the switches and routers.

•Working on several Cisco High end routers and switches– Cisco 7600,7900,ASR 1001-X,ASR 1002,3800, 3600, 2800, 2600, 1800 series Router and Catalyst 6880X,6500,3850,3560,2900.

•Configuration of Big IP F5 load balancers – 6800, 6900, Viprion 2400, configuration of Virtual pools, VIP.

•Management of Juniper Netscreen Firewalls, DMZ builds.

•Configuration of LAN Layer- 2 security features such as DHCP SNOOPING, ARP SNOOPING, PORT SECURITY, and BPDUGUARD, ROOTGUARD, VTP and STP modes, VLAN Pruning, Quarantine VLANs.

•Implementation of HSRP between CORE Routers (Cisco 7609, ASR 1001), including HSRP authentication for a more secure HSRP Gateway roles.

•Implementation of VSS/VPC on Distribution switches (Catalyst 6880X and Nexus 6001) after upgrading the existing 6509 and 4506 – E catalyst switches to 6880x or Nexus 6001 switches.

•Upgrading the Switch IOS or the Hardware based on EOL/EOS.

•Co-ordination with several teams such as the Network operations, System operations, Telecom team, Local Contacts, Monitoring team for smooth implementation.

•Participate in peer reviews with the Management and Architecture team to identify probable solutions to be implemented at the site.

Avaya Inc., Feb 2012 – May 2013

Senior Network Engineer

Design, Implementation and Maintaining the Network Infrastructure, migration and configuration of Cisco and Nortel routers and switches in Avaya Datacenter.

Design knowledge in various aspects of Network topologies, design of VPN network, routing protocols needed in the network, BGP Multi-homing based on customer requirement. Designed MPLS VPN for the customer network

Configuration and troubleshooting of Cisco ASR 9001,ASR 1001-X, 2900, 3900, 7200, 7600, GSR 12k Series routers in the Datacenter. Nortel ERS 8800, 8600, 8300, 5500, 4500 series routers. Configured various Routing protocols such as RIP, OSPF, EIGRP, BGP, MPLS, static routing on ERS/Cisco routers. Provided configuration of STP, VTP, VLAN on Catalyst 6500, 3550, 3850 switches.

•Configuration of Gateway Redundancy protocol - HSRP and SMLT for physical gateway redundancy.

•Configured Nexus 7010 including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer links

•Upgraded load balancers to F5 BigIPv9 which improved functionality and scalability in the enterprise.

Tech Mahindra ltd., June 2011 – Feb 2012

Senior Technical Associate

•Handling the CISCO XR boxes for loading and installing the PIE’s, IOS images and testing/Upgrading IOS on CISCO GSR (c12k),ASR (14K) routers .

•Configuration and troubleshooting of Cisco GSR and ASR series routers.

•Configuration of routing protocols - OSPF, BGP on the cisco XR routers.

•Working on Low Level Design, Implementation, migration documents

•Validation of Existing Routing policies and mapping same on new Core

•Validation of existing Access lists and mapping same on new core.

IBM Pvt. ltd., Sep 2008 – May 2011

Senior System Engineer

•Configuring Security features on IBM ISS, a Unified threat management system that includes security features like Firewall, Internet Prevention System, IDS, Buffer Overflow Exploitation Prevention, installing the OS, Installing Site protector, Installation of various Servers machines (agents) and simulated attack machines. Work on security threats in the LAN/WAN network.

•Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs of network.

•Configuration of Nortel’s Endpoint Security device- NSNA for the following features: VLAN, SNMP V1/V2C/V3, DHCP, DNS.

•NSNA is a NAC device that offers end-point security which allows end-users to connect to the corporate LAN network only after the user is complaint with the pre-defined security policies.

•Setting up the configuration consisting of one or more Nortel Snas, which would then be connected to a Layer 3 and Layer 2 devices. The layer 3 (ERS 5500) would then be connected to the DHCP/DNS servers and the Layer 2(ERS5510) connected to Tunnel Guard clients.

Cognizant Technology Solutions July 2006 – Sep 2008

Network Engineer

Configure, implement, test and troubleshoot network connectivity for clients across US. Test customer network faults to component level and remotely resolve or direct on-site engineers to ensure restoration of customer network services within the defined SLA.

Worked in the Incident/Problem Management team for raising a Change request after determining the Root cause analysis and working on probable solutions. Worked in the cisco Remote Network operations as a L3 NOC engineer

Configuration and testing of Cisco Routers for different Routing/Redundancy Protocols like BGP, RIP, EIGRP, and OSPF. Implemented DMVPN configuration using OSPF as the routing protocol, NHRP with MPLS backbone network for sites across North America for client. Implemented HSRP. Hands-on experience in the network management of circuits using TDM and Frame Relay network.

Co-ordination with various Service provider such as ATT, MCI, Verizon for link and configuration related issues, working with them for PE related issues in BGP or MPLS-VPN.

Affiliated Computer Systems Aug 2005 to July 2006

Network Analyst

Monitor and Maintenance of customer network faults to component level and remotely resolve or direct on-site engineers to ensure restoration of customer network services within the defined SLA. Logging to Clients Routers to check errors, frame loss, circuit flaps.

Co-ordination with International Service provider like ATT, Sprint, Orange, MCI, for troubleshoot the ACS Client network connectivity incident problems. Working with the Change control, Configuration Management, for the Smooth ITIL processing. Working in the ACS ECC NOC in resolving incident problem.

Contact this candidate