Bhavana K

acvwcb@r.postjobfree.com

502-***-****

SUMMARY:

•5+ years of professional experience in LAN/WAN, Routing, Switching, Firewall technologies, administration and troubleshooting as a Network/System Engineer.

•Expertise in Planning, Designing, Installing, configuring and troubleshooting of various Cisco routers and switches as well as Juniper routers and switches.

•Experienced in working with Data Center Nexus 2148T, 2224T, 5548P, 5596T, 6000, 7009, 7018 switches.

•Administration of DLP.

•Experience in installing, configuring and troubleshooting of Checkpoint Firewall.

•Involved in troubleshooting of DNS, DHCP and other IP conflict problems.

•Expertise in implementing redundancy gateway protocols like HSRP, VRRP and GLBP.

•Configuring and maintaining Site to Site and Client to Site VPN connectivity. Experience in layer 2 routing protocol configurations: ATM, IP services such as VPN technologies: IPsec and SSL.

•Expertise in maintaining stable STP topology using protocols like Port fast, BPDU guard, Root guard.

•Experience in Cisco ISE’s, SNMP tools (HP – Intelligent management center, Solar winds, Wireshark) to support 24 x 7 Network Operation center.

•Access control Server configuration for RADIUS and TACAS+.

•Good experience with state full firewalls (ASA, Zone based Firewall), ACL (Standard and Extended), NAT, PAT

•Managed enterprise grade server/application load balancing using F5 BIG-IP 3900 and 6500.

•Experience with VOIP and QOS implements and support.

•Good knowledge in deploying Wireless Access Points.

•Worked with MPLS in establishing peer ship with BGP protocol

•Profound knowledge on various WAN technologies like E1/T1/E3/T3, HDL, MPLS, PPP.

•Detailed understanding of different layer 2 protocols like VLANs, VTP, Ether Channels, STP, RSTP, MST, Port Security and layer 3 protocols like EIGRP, OSPF, BGP.

•Expert level knowledge about TCP/IP protocol suite and OSI model.

•Experience in physical cabling, IP addressing and Subnetting with VLSM.

•Hands on experience on up-gradation of Cisco IOS and firmware of different Cisco devices and modules.

•Good knowledge and experience in Installation, Configuration and Administration of Windows Servers 2000/2003, Active Directory, FTP, TFTP, Linux OS under various LAN/WAN environments.

•Experience in Microsoft Visio creating a detail physical and logical network diagrams.

•Excellent inter-personal skills and highly motivated with the ability to work independently or as an integral part of a team and committed to highest levels of professional. Strong written and verbal communication skills.

EDUCATION:

•Bachelors of technology in Electronics and Communication Engineering, Kakatiya University, India

CERTIFICATIONS:

•Cisco Certified Network Professional (CCNP).

•Cisco Certified Network Associate (CCNA).

TECHNICAL SKILLS:

WAN Technologies

HDLC, PPP, MPLS, Channelized links (E1/T1/E3/T3), ATM

Routing Protocols

OSPF, EIGRP, BGP, IS-IS, PBR, Route redistribution, Route Map, Route filtering, Route Summarization, Static Route

Routers dealt with

Cisco 7606, 7609, 3845, 3660, 2921, 2691, 1812, Juniper MX series and T series routers

Switching Technologies

VLANs, VTP, STP, RPST, MST, Inter-VLAN Routing, Multi-Layer Switching, Port Security, Ether Channel (Static, PAGP, LACP)

Switches dealt with

Nexus 5548, 5596, 6000, 7009, 7018; Cisco catalyst 6506, 6509, 4928, 4948, 4507, 4510, 3750, 3560 and 2960

Nexus Features

VDC, VPC, VRF, FEX, Fabric Path

Network Security Technologies

ASA 5550/5585 Firewalls, Check points, Juniper SRX Firewall, Access Control Lists, IPsec, IDS and IPS, Authentication AAA(TACAS+ & RADIUS)

Load Balancers

Configuring BIG-IP F5 LTM 8900 and 6400

Redundancy Protocols

HSRP, GLBP, VRRP

VPN Technologies

GRE Tunneling, Remote Access VPN, Site-to-Site VPN, Client-to-Site VPN

Infrastructure Service

DHCP, DNS, SMTP, POP3, FTP, TFTP

Network Management

Solar winds, SNMP, Cisco works, Wireshark, HP Open view

Documentation

MS Office, MS Visio

Operating System

Linux, Unix, OSX, Windows

PROFESSIONAL EXPERIENCE

Footlocker, Wausau, WI July 2015 to Till Date

Role: Network Engineer

Responsibilities:

•Responsible for daily troubleshooting, support and maintenance and management of network infrastructure.

•Involved in the activity of DATA-Center migration of regular Cisco catalyst switches with the new Nexus 2148, 2224T, 5548, 6018, 7010 using F3/M3 line-cards with 10GE & 40GEinterfaces and Supervisor 2E.

•Help the Lead engineer in performing the racking, configuring the Nexus switches like 7000, 5000 and 2000 series in the Data Center Environment.

•As part of Data Center fabric remediation/refresh project, deployed Cisco Nexus switches and implemented features like FEX Links, VPC, VDC, and Fabric Path.

•Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500 with ACL, NAT, Object Groups, Failover, Multi-Contexts.

•Configured and deployed VPC between Nexus 7010 and Nexus 5596, 5548 switches along with FEX 2248.

•Experience with migrating from Cisco ASA 8.2 version to Cisco ASA 8.4 Version.

•Involved in Replacement of FPCs, PICs on Juniper M320 and T640 router.

•Working knowledge of SNMP, SNMP Traps and Syslog.

•Migration of existing IPSEC VPN tunnels from one Data Center to another Data Center, due to decom of existing Data Center, which involved working with Partner Companies.

•Provided high level of security to the network by installing ASA 5510 along with ACLs.

•Designed and implemented DMZ for Web servers, Mail servers & FTP Servers using Cisco ASA5500 Firewalls.

•Migration with both Checkpoint and Cisco ASA VPN (Checkpoint R75.30 to Gaia R77.30 GA version).

•Installation and troubleshooting of company's WIFI network with added security and Cisco VOIP.

•Configuration of Cisco ASA Firewall 5585 series in existing network.

•Configuring IP, EIGRP, OSPF and BGP in routers.

•Troubleshoot the network problems related to DHCP IP Address scheme.

•Worked on installation, maintenance, and troubleshooting of LAN/WAN (ISDN, MPLS, NAT, DHCP, TCP/IP)

•Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).

•Configured network access servers and routers for AAA Security (RADIUS/ TACACS+).

•Creating Private VLANs & preventing VLAN hopping attacks & mitigating spoofing with snooping & IP source guard

•Performed Security operations in terms of pushing new policies and deploying new rules. Performing security troubleshooting in terms of checking ACLs and ACEs and traffic flow analysis using packet capture features.

•Performed load balancing and application level redundancy by deploying F5 BIG-IP LTM 6500.

•Involved in the configuration and maintenance of IPsec Site-Site VPN.

•Used to be responsible for resolving the service request tickets from the help desk which involved in providing entire technical support.

•Thoroughly document and diagram network solutions, configurations, and break/fix steps

Incorporate network security recommendations into the design of the network to protect Microsoft “information assets”.

•Responsible for special functions as directed by management and other duties as assigned.

Environment: Cisco 2600, 2800, 3660, 3845, 7609 series routers; Cisco 2960, 3560, 4510, 4507, 6509 catalyst switches; Nexus devices 5548, 5596, 7010; Juniper routers M3200, TX 640; Cisco ASA 5500 firewalls; Load Balancer BIG-IP F5 LTM 6500.

Dart Containers, Mason, MI October 2014 to July 2015

Role: Network Engineer/Administrator

Responsibilities:

•Configuration and Management of Cisco Nexus 7K and 5K Series Switches, Cisco 6500, 4500, 3750 series Switches, Cisco 2800, 2900, 7200 series routers, F5 Load Balancers.

•Also involved in Upgrading IOS on 1900, 2900, 3500 series Cisco Catalyst Switches and 2500, 2600, 3600 series Cisco Routers using TFTP.

•Extensively worked on layer 2 features like STP, VLAN, and VTP and implemented them on new switches and used to troubleshoot any issues.

•Troubleshoot network problems using ping, Cisco CLI, Tracert, Telnet, SSH.

•Worked on OSPF using features like TSA, SA, NSSA and route summarization. Configured EBGP/IBGP policies also tested BGP attributes such as Local preference, MED, AS-PATH, Community and Weight.

•Maintain, configure, and analyze network and host-based security platforms.

•Deployed Checkpoint GAIA Firewalls at the Data Centers.

•Helped in setting up the GRE tunneling over IPSEC between to data centers.

•Hands on experience on upgrading of JUNOS.

•Configured policies and troubleshooting on Juniper SRX 3600 to allow customer traffic.

•Worked on installation, maintenance, and troubleshooting of LAN/WAN (ISDN, MPLS, NAT, DHCP, TCP/IP)

•Also gave technical support in the issues which involved tasks of debugging OSPF and HSRP features.

•Dealt with configuring and troubleshooting EIGRP and OSPF protocols during the process of migration and establishing new client setups.

•Understand the JUNOS platform and worked with IOS upgrade of Juniper devices.

•Monitoring network performance and providing status for early detection of network problems and resolutions.

•Monitoring and supporting remote offices through WAN and Internet connectivity using Cisco 3550 switches and 3600 series Routers.

•Supporting large number of customers through LAN using Cisco 2950 Switch.

•Configuration of Cisco ASA Firewall 5585 series in existing network.

•Configured STP for loop prevention and VTP for Inter-VLAN Routing.

•Experience WAN technologies such as ETHERNET, PPP, HDLC.

•Configuration of Access Lists ACL (Standard, and Extended) to allow users all over the company to access different applications and blocking others.

•Develop network drawings and documentation utilizing Visio, Word, and Excel programs.

•Assisting fellow Junior and Senior Engineers, on-site management of cable-wiring technicians.

Environment: Cisco Nexus 7K and 5K Series Switches, Cisco 6500, 4500, 3750 series Switches; Cisco 1900, 2900, 2950, 3500 series catalyst switches; Cisco 2500, 2600, 2800, 2900, 3600 series routers, EIGRP, OSPF, BGP, VPN, IPsec, Juniper SRX 3600, Cisco ASA Firewall 5585

Caterpillar, Peoria, IL Jan 2012 to Jun 2014

Role: Network Engineer

Responsibilities:

•Key responsibility of LAN and WAN maintenance and troubleshooting any network related problems.

•Co-ordinate with peers and customers dealing with wireless network innovations also responsible for maintaining wireless IPS infrastructure.

•Migrated Sites from EIGRP to OSPF.

•Coordinating with Vendors for creating and modifying firewall and NAT rules and Maintaining Site to Site and SSL VPN.

•Extensively worked on redistribution from RIP to OSPF and OSPF to RIP by implementing Hub and Spoke topology with a Frame Relay Switch.

•Worked on OSPF using features like TSA, SA, NSSA and route summarization. Configured EBGP/IBGP policies also tested BGP attributes such as Local preference, MED, AS-PATH, Community and Weight.

•Performed load balancing and application level redundancy by deploying F5 BIG-IP LTM 6500.

•Experience in Cisco: Physical cabling, IP addressing, Wide Area Network configurations (MPLS), Routing protocol configurations (EIGRP, OSPF, BGP).

•Configuring switch ports (VLAN tagging, switch port mode, Port Channel) at distribution and Access layers for new server builds and critical server movement as per requirement.

•Infrastructure trouble shooting and TCP/IP Protocols Experience.

•Configured and maintained Cisco 2900 series switches including VLANs and Trunking protocols.

•Maintained a Network with more than 600 Network devices, some 25,000 end hosts, and the other Network devices like DHCP, DNS servers.

•Co-ordination with Hardware vendors, software vendors and service Providers.

•Helped the Network team to install new switches and routers and configure the IOS according to the requirement

•Assisted in backup, restoring and upgrading the Router and switch IOS.

•Attended Team meetings and provided comments on existing network and the recommendations to improve the current network Performance.

•Identifying technical problems and debugging hardware and software related to LAN’s/ WAN’s.

•Monitoring and Maintaining inventory reports of Network devices.

•Responsible for network availability, network redundancy, bandwidth planning, routing issues.

Environment: Cisco 2500, 2600, 2800, 2900 series routers; Cisco 1900, 2900, 3500 series catalyst Switches; OSPF, BGP, VPN; F5 BIG-IP LTM 6500

Flexera Global, India Feb 2011 to Dec 2011

Role: Network Support Engineer

Responsibilities:

•Administration and diagnostics of LAN/WAN with in-depth knowledge of TCP/IP, NAT, network protocols and services.

•Configured RIP and EIGRP on 2600, 2900 and 3600 series Cisco routers.

•Involved in troubleshooting of DNS, DHCP and other IP conflict problems

•Performed IOS upgrades on 2900, 3500 series Cisco Catalyst switches and 1800, 2600, 3600 series Cisco routers using TFTP.

•Implemented VTP and Trunking protocols (802.1q and ISL) on 3560, 3750 series Cisco Catalyst switches.

•Configured Access List (Standard, Extended, and Named) to allow users all over the company to access different applications and blocking others.

•Configured STP for loop prevention and VTP for Inter-VLAN Routing.

•Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.

•Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.

•Worked on network-based IT systems such as Racking, Stacking and Cabling.

•Other responsibilities included documentation and change control

•Performed routine network maintenance checks as well as configure and manage printers, copiers, and other miscellaneous network equipment.

•Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.

•Performing Backups of Cisco router configuration files to a TFTP server.

•Troubleshoot LAN related problems, provided Desktop support for local and remote end-users.

•Log messages using Syslog server and analyze the issues related to high CPU utilization and parameters that can degrade performance of the network.

•Performed scheduled Virus checks and updates on all servers and desktops.

Environment: Cisco 1800, 2600, 2900, 3600 series routers; Cisco 2900,3500, 3750 series catalyst switches; EIGRP; VPN

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