Engineer Network

RAVIKANTHREDDY

Email : *********.*******@*****.***

Ph. No : 475-***-****

OBJECTIVE:

An engineering graduate with thorough knowledge about networking devices, Cisco products, WAN and LAN, seeks to work as a Full-time network engineer for a reputed organization.

EDUCATION:

Master of Science (Electrical Engineering)

Bachelor of Technology (Electronics & Communication Engineering)

Professional Summary:

IT professional with Over 2.5+ years of experience in Installing, Managing and troubleshooting LAN, WAN, Routing & Switching, and Firewall Security.

Over 1 year of Teaching Assistant experience in System Analysis & Simulation and Verilog HDL coding environment in Northwestern Polytechnic University.

Working experience on management of LAN, Wireless LAN & WAN, VPN and knowledge of MPLS.

Experience in layer-3 Routing and layer-2 Switching. Dealt with Nexus models like 7K, 5K, 2K series, Cisco router models like 7200, 3800, 3600, 2800, 2600, 2500, 1800, 1700 series and Cisco catalyst 6500, 4500, 3750, 3500, 2900, 3700, 4000, 5000 series switches.

Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, EIGRP, RIP, BGP v4, MPLS.

Worked on different technologies of T1/E1 along with deployment of WAN technologies like frame relay, HDLC, PPP.

Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST. Implementation of HSRP, VRRP for Default Gateway Redundancy

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

Responsible for Check Point and Cisco ASA firewall administration across global networks.

Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.

Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.

Experience working with Nexus 7K, 5K, 2K devices.

Expertise in maintenance of layer2 switching tasks which advocate VLAN, VTP, STP, RSTP, PVST, RPVST, configuring of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.

Deployment and maintenance of various routing protocols such as RIP v1/2, EIGRP, OSPF and BGP.

Thorough understanding of VPN technologies like IPSec, GRE tunneling, MPLS for remote access security.

Experience deploying BIG-IP F5LTM Load Balancers for load balancing and traffic management of business application.

Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.

Experience with F5 load balancers and Cisco load balancers (CSM, ACE and GSS).

Experience on load balancing strategies/techniques, expertise in application switching/traffic management, knowledge of persistence and SSL certificates.

Basic and advance F5 load balancer configurations, including migrating configurations from Cisco ACE to F5 and general troubleshooting of the F5 load balancers.

Experience with Cisco ASR’s, Catalyst 6500 series switches, 2800 series, and 3800 series. 2900 series, and 3900 series routers.

Thorough understanding of alarm correlation, route cause orchestration and platform scaling metrics for different platforms.

Experience in Physical cabling, IP addressing, configuring and supporting TCP/IP.

Supporting EIGRP and BGP based PwC network by resolving level 2 &3 problems of internal teams & external customers of all locations.

Configure VRRP & GLBP and VLAN Trunking 802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.

Experience with Project documentation tools & implementing and maintaining network monitoring systems and experience with developing network design documentation and presentations using VISIO.

Technical Skills:

LAN Protocols : VLAN, VTP, Inter-VLAN routing, STP, Workgroup, Domain,

Static, Ether Channel, Trunks, DHCP

Network Configuration : Advanced switch/router configuration (Cisco IOS access list,

Route Redistribution/propagation).

Routing Protocols : IGRP, EIGRP, OSPF, BGPv4, MPBGP, IPv6,

WLAN, 802.11/e, GLBR, LACP

WAN Protocols : HDLC, PPP, MLPPP, ISDN, ATM, Channel & Leased Lines

Circuit switched WAN : T1/E1 – T3/E3/OCX (Channelized, Fractional & full).

Packet Switched WAN : ATM, FRAME RELAY, MPLS VPNs

Security Technologies : Cisco FWSM/PIX/ASDM, Nokia Checkpoint NG, Juniper SRX,

Palo Alto, IPS/IDS

Cisco Routers : 2600, 2900, 3600, 3800, 3900, 7200, 7600 and ASR 9KRouters

Network Management Tools : MRTG, HP Open view, Cisco WAN manager, Cisco works

2000.

Physical interfaces : Fast Ethernet, Gigabit Ethernet, Serial, HSSI, Sonet (POS)

Layer 2 technology : VLAN, HSRP, VRRP, GLBP, STP, RSTP, PVST+, MST,

PVLAN, Optimizing STP (Port Fast, Uplink Fast, Backbone Fast, Root Guard, BPDU Guard),

Layer 3 Switching : CEF, MLS, Ether channel (PAGP & LACP, Load Balancing)

Switches : Catalyst 6500, MSFC, MSFC2, 7600, 3700, 3500, N5K, 7K, 9K

Operating Systems : Microsoft Windows XP/Vista/7/8/10, UNIX, Linux (Red hat,

Fedora, Ubuntu, Backtrack), Windows Servers 2003/2008 MS-Office. VMware ESX 5.1, VMware VSphere client.

PROFESSIONAL EXPERIENCE:

HPE, Nashville, TN Feb’16 – Till Date

Jr. Network Engineer

Responsibilities:

•Experience with moving data center from one location to another location, from Cisco 6500 based data center to both Cisco 6500 & Nexus based data center

•Experience with implementing Cisco 6500 VSS at the distribution/core switches.

•Designed and Deployed QOS on entire LAN and WAN edge devices in place of existing non-consistent QOS policy

•Responsible for entire LAN and WAN maintenance and troubleshooting of the company network.

•Involved in the Team of Data Center Operations to perform duties like administration and deployment of Cisco Routers and Switches according to the organization requirements.

•Involved in the team for designing and Configured Nexus 7000/5000/2000 in Top of Rack & End of Row Architecture for a Scalable Production Network that supports Rack & Blade server architecture in a Multi-Tenancy environment using VPC, VDC & VRF

•Experience in Configuring, upgrading and verifying the NX-OS operation system

•Experience with configuring OTV between the data centers as a layer 2 extension.

•Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.

•Experience working with BGP attributes such as Weight, Local-Preference, MED and AS-PATH to influence inbound and out bound traffic

•Involved in Switching Technology Administration including creating and managing VLANs, Port security, Trunking, STP, InterVlan routing and LAN security.

•Use and maintain routing protocols EIGRP, OSPF and BGP on the Routers in the network & also worked on BGP Route Reflectors, Confederations

•Deployed a large-scale HSRP solution to improve the uptime of collocation customers, in the event a core router became unreachable.

•Configured and designed LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.

•Worked on F5 LTM, GTM series like 6400, 6800, 8800 and Radware for the corporate applications and their availability.

•Experience working with JUNOS OS on Juniper Routers and Switches.

•Experience working Juniper T-Series, M-Series, MX-Series, J-Series Routers

•Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience

•Setup simplified and traditional VPN communities, and Cisco Any connect

•Support customer with the configuration and maintenance of PIX and ASA firewall systems

•Built site-to-site IPSec VPNs over Frame-relay & MPLS circuits on various models of Cisco routers to facilitate adding new business partners to new and existing infrastructures.

•Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.

•Analyzed customer application and bandwidth requirements, ordered hardware and circuits, and built cost effective network solutions to accommodate customer requirements and project scope.

•Troubleshooting slow network response problem, troubleshooting link reliability problem.

Environment: Juniper SRX, Juniper MX,CISCO ASA,LAN,WAN,RIP,OSPF,BGP,EIGRP,STP,VLAN,VPN,F5 Load Balancer, Troubleshooting, Checkpoint.

Northwestern Polytechnic University, CA Jan ‘15 - Dec ‘15

Teaching Assistant

EE450 System Analysis & Simulation Lab and EE461 Verilog HDL Lab

Responsibilities:

Assisting professor in his work.

Grading Assignment, Quizzes and exam papers.

Testing and Simulation of MATLAB – Simulink models of different.

Design using matlab to generate the noisy signal which will be filtered for IIR Butterworth.

An HDL representation of any hardware block is a software file, which adheres to a specific syntactical format.

We will also use a tool called Xilinx Integrated Software Environment (Xilinx ISE) which will help us to convert the code in Verilog to a fully functional design on the Xilinx series of Field Programmable Gate Arrays (FPGAs).

Simulation using all the modeling styles and Synthesis of all the logic gates using Verilog HDL.

Intellicorp, Hyderabad, India Jan’13 – July’14

Entry Level Network Engineer

Responsibilities:

•Worked on Juniper J series j230, M 320 routers and EX 3200 series switch.

•Configuring HSRP for network redundancy and High availability.

•Involved in designing of LAN (Ethernet) and WAN infrastructure for the new Data Centre Using MS Visio.

•Coordinated with team for the migration of T1, T3 circuits and for new EVPL connection.

•Verification of T1 circuit using Loopback test, and helped in successful T1 cutover.

•Configured and upgraded the memory of new Cisco 3825 series router.

•Worked on routing protocols like EIGRP, RIP and BGP.

•Configuring Voice VLANS with respect to Cisco VOIP phones 7940, 7960.

•Configuring VPN for site-site and remote access.

•Designing and configuring IP address schemes.

•Maintaining Cisco hardware and Cisco IOS upgrade.

•Configured Cisco 1231 Access points with 5959 and 4941 antennas (802.11/a/g).

•Configured and supported Cisco firewall PIX 500 series.

•Configuring AAA using Tacacs+ and ACS server.

•Responsible for configuring Cisco IP phones and implementing Qos prioritizing voice traffic.

•Troubleshooting the TCP/IP networks for connectivity, outages and slow network issues and recommended appropriate and cost-effective solutions for the congestion.

•Network consists of Heavy Cisco equipment such as :

•Cisco 356*-****-**** switches,Cisco 650*-****-**** series Layer 3 switches, Cisco 382*-****-**** series routers, Cisco Pix firewall 500 series and Wireless Access points Cisco 1230.

•Implemented, configured and installed new Cisco catalyst 6513 and 6509 with dual supervisor engine 720’s from the scratch for the core group.

•Configured and managed OSPF redistribution and authentication with type 3 LSA filtering and to prevent LSA flooding and also configured OSPF over frame relay networks for NBMA and point to multipoint strategies.

•Designing, configuring, implementing and troubleshooting (LAN) VLAN’s, VTP, Spanning Tree (STP), Trunking (dot1q and ISL) and Ether channel.

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

•Configuring and implementing F5 BIG-IP,LTM,GTM load balancers to maintain global and local traffic

•Worked on change management documentation of Network infrastructure design using Microsoft Visio.

•Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tuning AS-path.

•Installed configured Firewall Services Module (FWSM) on catalyst 6500 switch.

•Hands on experience with Nexus Switches 2K, 5K and 7K.

•Troubleshoot traffic passing managed firewalls via logs and packet captures.

•Managed fast Layer 3 switched/routed LAN/WAN infrastructure as a part of Network team. The LAN consisted of Cisco campus model of Cisco 3550 at access layer, Cisco 6513 at distribution/core layer.

•Configure VRRP & GLBP and VLAN Trunking 802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.

•Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.

Environment: Cisco 3750/3550/3500/2960 switches and Cisco 3640/12000 /7200/3845/3600/2800 routers, Cisco ASA5510, Checkpoint,F5 Load Balancer,Cisco Nexus7K/5K/2K

Intellicorp, Hyderabad, India Jun’12 – Dec’12

Network Engineer Intern

Responsibilities:

•Configured L2 switches(2950,2960),Routers(1841,2811)

•Designing branch wise networks and configuring VLAN’s.

•Configured TRUNK between VLAN’s.

•Implementation of OSPF and BGP on Juniper routers.

•Restricting access level permissions to users and blocking/filtering network using checkpoint firewall.

•Has experience in installation, troubleshooting, configuration and maintenance of server Operating system (windows).

•Monitoring and configuration of LAN and WAN.

•Installing and configuring network devices like NIC cards, Switches, Hubs, Modems.

•Installing and Upgrading Antivirus software’s like AVAST, NORTON, MACFEE etc.

•Discussing and resolving issues directly with clients on a need basis.

•Plans, coordinates, implements and supports the LAN / WAN hardware, software and Internet /Intranet integration network connectivity, diagnose network failures and resolve any problems.

•Responsible for implementation and day to day operations of all associated hubs, routers, bridges, gateways and related equipment

•Monitoring the network, troubleshooting network problems, implementing changes, communicating and working closely with vendors, customers, system administrators

•Troubleshoot Frame Relay; T1, T3, IP and OSPF related router and circuit issues.

•Responsible for LAN and internet connection file and print server.

•Maintained and installed new internet connections for customers.

•Created load balancing policies using BGP attributes such as Local Preference, AS-Path, MED, Community etc.

•Validate existing infrastructure and recommend new network designs.

•Created scripts to monitor CPU/Memory on various low end routers in the network.

•Installed and maintained local printer as well as network printers.

•Handled installation of Windows NT Server and Windows NT Workstations.

•Handled Tech Support as it relates to LAN & WAN systems.

ENGINEERING PROJECTS:

Simulations and Networking Projects & knowledge

Analyzed the signaling introduced by the IEEE802.16e standard for mobility in WiMAX systems.

Designed a simulation study to compare performance of a network under IEEE 802.11b/g/n standards.

Successfully simulated and implemented rake receiver to achieve efficient signal reception in CDMA environment.

Knowledge of protocols SMTP, POP, IMAP, DNS, FTP and HTTP.

TCP/IP and IP routing fundamentals which include RIP/OSPF/EIGRP routing protocols.

Studied and compared different memories in a IXP 2400 network processor.

Analyzed and studied the working of remote controlled application using an existing telephone network.

Successfully achieved interfacing of Microcontroller, DTMF receiver and switching unit.

Project uses regulated 5V, 500ma power supply and Unregulated 12V DC.

Bridge type full wave rectifier is used to rectify the ac output of secondary of 230/12V step down transformer.

ACLR filters normally referred to as pulse shaping filters are used at the last stage of the baseband processing in a communication system.

Later, we are implementing the circuit in a FPGA (Field programmable gate array) chip on the software and simulating it to ascertain the correctness and changed to the different combinations of the inputs. FPGA chip is used to save power.

Used Simulation Tool Cadence to simulate different circuits.

Worked on Virtuoso platform, schematic entry, behavioral modeling, circuit simulation, full custom layout, physical verification, extraction for analog, mixed-signal, RF, and standard-cell designs, and designs.

Studied ASIC design. Simulated and implemented counter and comparator using Xilinx on Spartan 3rd generation kit.

Created Layout, schematic, Extraction and Simulation of Inverter, Op-amp using Cadence software.

RELEVANT COURSEWORK:

Wireless and Mobile Networks and Security in Wireless Networks, Advanced Digital System Computer Architecture, CMOS Electronics, VLSI, Mixed Signal IC Design, System & Simulation, Analog & Digital Circuits, Wireless and Communication Systems, Unix & Linux Systems.

Activities/Achievements:

Certificate of Excellence in “Advance diploma in Embedded Systems” at ISM (Indian service machine).

Certificate of completion in Infosys campus connect life skills program at our college.

Certification of completion in “Diploma in Circuit Analysis & Design” at Wine Yard Technologies.

Certificate of State Board of Technical Education and Training in Type Writing English Lower (30 Wpm).

Responsibilities include organizing various cultural and commercial events throughout the year.

Recognized as the most valuable player in Cricket at Jawaharlal Nehru Technological University, India.

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