Engineer Network
Resume:
Yatish K
******.****@*****.***
******@*************.***
PROFESSIONAL SUMMARY
* ***** ** ********** ** Designing, Implementing and Troubleshooting Service Provider Networks and Enterprise Networks and Network administration, implementation, design and troubleshooting Seeking a challenging and interesting opportunityin computer/network engineering which enables me to maximize my technical and managerial skills.
Working knowledge of installing, configuring, and maintaining Cisco Switches (2900, 3500,3700 series, 6500 series)
Expertise in installing, configuring, and troubleshooting of Cisco Routers (3800, 3600, 2800, 2600, 1800, 1700, 800)
Hands on experience of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.
Protocols working experience/Awareness: OSPF, EIGRP, RIP, BGP, HSRP, ACL, IDS, SDDC, NSX, VTP, NAT/PAT, CDP, SSH, HTTP, HTTPS, NTP, SNMP, ARP, STP (802.1D), SNMP, DNS & DHCP.
Work experience on Cisco catalyst 6509 and implemented VSS along with VDC and VPC on Nexus 5505, 7009 switches.
Hands on Knowledge/experience on F5 load balancers, its methods, implementation and troubleshooting on APM, LTMs and GTMs.
Extensive Knowledge onOSI 7-layer model specifically with layer 3 to layer 7,Riverbed performance manager, Wireshark, Controller Operations, ticketing management systems like Jira.
Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services.
Extensive experience intesting and test automation development and also experience in Telecom/ Datacom and client/ server technologies.
Extensive Knowledge on the implementation of Cisco ASA 5500 series firewalls.
Good Understanding of IPS/IDS, Proxies, encryption, ASR and CRS routers and the configuration of MPLS, VRF's and BGP.
Working knowledge and experience supporting CRS, ASR9k, 7600, and 6500.
Hands on experience working with Cisco Nexus 7K, 5K, 3K& 2K Switches.
Experience in configuring HSRP and redistribution between routing protocols troubleshooting them.
In-depth knowledge of implementing, configuring and troubleshooting Routing Protocols Static Routing, EIGRP, OSPF, BGP
Extensive experience in Designing, Implementing and Troubleshooting Service Provider Networks and Enterprise Networks.
Extensive knowledge of deploying and troubleshooting L2/L3, TCP/IP, Multilayer Switches
Hands on expertise in implementation and troubleshooting of protocols such as STP, RSTP, PVST, HSRP and VRRP.
Strong understanding of IPTV Technologies and Network Environments.
Experience with designing an IPTV network with MPEG/IP/encoders, switches, routers,middleware server & IP set top boxes.
Good Knowledge/experience in configuration of Voice over IP VOIP like Cisco, PBX, MS Lync.
Network management using Syslog, Packet Sniffers, SNMP etc.
Extensive working knowledge in ITIL, Nagios, Rancid, developing test plans, procedures, and testing Various LAN/WAN Products and Protocols.
Level-1 Support for Juniper Networks customers and partners related to Juniper's M/T/MX series products deployed in the largest and most advanced IP networks in the world.
Extensive knowledge of deploying & troubleshooting TCP/IP, Implementing IPv6, Translation from IPv4 to IPv6, Multilayer Switching, UDP, Ethernet, Voice & Data Integration techniques.
Created and design network layout and documented network system design with detail information using Visio software. Vendor co-ordination for hardware issues and assessment management.
Well experienced in troubleshooting and optimizing performance in CISCO based routers and switches. Have worked in NOC environment for more than 5 years.
Excellent problem solving and debugging skills with good verbal/written communication and presentation skills.
Hands on experience with Infoblox, Solarwinds. Developing Python and Bash scripts.
In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.
TECHNICAL SKILLS
Routers
Cisco 7600, 7200, 3800, 3600, 2900, 2800, 2600, ASR 9K, ASR 12K, CRS
Routing Protocols
OSPF, EIGRP, BGP, RIP v1/v2, MPLS PBR, Route Filtering, Redistribution, Summarization, and Static Routing
Switches
Nexus 2K/5K/7K, Cisco Catalyst 6500, 4500, 3850,3560, 3750, 2960
Switching Protocols
LAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing & Multi-Layer Switch, Ether channels, Transparent Bridging
Multicast Protocols
IGMP, IGMP version 2 and 3, CGMP, PIM-Sparse and Dense Mode.
DHCP, FTP, TFTP
LAN technologies
Ethernet, Fast & Gigabit Ethernet, VLANS, VTP, STP, RSTP, 802.1W, Cisco Prime
WAN technologies
Leased lines 128k - 155Mb (PPP / HDLC), Channelized links (T1/DS3/OC3/OC12), Fiber Optic Circuits, Frame Relay, ISDN and ATM
Load Balancer
F5 Networks (Big-IP) LTM 8900 and 6400, APM
Network security
Cisco ASA 5540, ACL, IPSEC, F5 Load Balancer, Checkpoint, IPSec VPN, GRE VPN
Network Management
SolarWinds, Proteus, Xilinx 9.21, HP Open-view, Wireshark, Spirent, SNMP
Operating systems
Windows XP/ 7/ 8, Windows Server 2003/ 2008, Mac OS X and Linux
Language skills
C, C++, Python, Bash, XML, SQL
Various Features & Services
IOS and Features, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, TFTP, FTP
Applications
MS (Office, Word, Outlook, Excel, PowerPoint, Visio), VMware, Adobe Photoshop and Illustrator
PROFESSIONAL EXPERIENCE
Capital One, McLean - VA Feb 2016 – Till Date
Sr. VPN hardware Engineer
Responsibilities:
Provides IT VPN appliance engineering and VPN remote access solutions and support for new innovations, projects, and standards development.
Involved in F5 OS upgrades, creating peer review documents for F5 change and Technical design documents (TDD).
Feasibility engagements with business groups to ensure integrated VPN strategies are incorporated early in the process of APM deployment
Involved in level 3/level 2 support of networks, such as VPN APM, upgrades, configuration, and performance and tuning.
Ensures adherence to defined VPN Engineering Processes and identifies and helps influence platform strategic direction in coordination with business user needs and direction.
Responsible for testing and documenting Information securities issues, creation of APM policies, VPN upgrades.
Networks using routing protocols such as RIP, OSPF, BGP, EIGRP and manipulated routing updates using route-map, distribute list and administrative distance.
Involved in Switching Technology Administration including creating and managing VLANS’s, Port security, Trunking, STP, Inter-VLAN routing, LAN security etc.
Deploying Layer 2 security in Server Farms by configuring switch for 802.1x port based authentication.
Defines and maintain records to document system development and evolution as well as application configurations for F5 systems.
Upgrade, migrate, manage and maintain all F5 devices on the Capital One network. Including migrating from V 9.4.8 to V 10.2.2 and then to V 11.4.1 and migrate to 8950 F5 devices as well as Viprion devices.
Troubleshoot the system related issue involved with Active directory and Security team.
Manage the F5 device/SSL certificate while upgrade F5 devices on TMOS platform.
Manage and maintain IP Address space and availability on the F5 devices, add networks as necessary.
Environment:F5 LTM / GTM / APM, OSPF, BGP, EIGRP, RIP, LAN, WAN, NAT, DNS, DHCP, VPN, Cisco IOS, TMOS, HPSM, Putty, Wireshark.
NFI, Cherry Hill, NJ May 2014 – Jan 2016
Sr.Network Engineer
Responsibilities:
Involved in configuring and implementing of composite Network models consists of Cisco7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, 6500 Series switches.
Responsible for testing and documenting hosted VoIP/PBX. Programming of VoIP/SIP endpoints, Routers, switches, cabling, DHCP/ FTP/ TFTP servers and firewalls.
Configured OSPF redistribution and authentication with type 3 LSA filtering to prevent LSA flooding.
Configured OSPF over frame relay networks for NBMA and point to multipoint strategies.
Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.
Worked on documentation to create Visio diagrams using MS Visio.
Worked with Cisco Layer 3 switches 3750,4500,6500; Cisco Nexus 5596 and 7010 in multi VLAN environment with the use of inter-VLAN routing, 802.1Q trunk, ether channel
Worked on F5 BIG-IP LTM 8900, configured profiles, provided and ensured high availability.
Worked on F5 and CSM load balancers deploying many load balancing techniques with multiple components for efficient performance.
Troubleshooting issues related to Layer 1/2/3 skills like switching / routing, WAN /Hardware and critical network links by coordinating with the vendor.
Troubleshooting the Juniper SRX100 and 110 series, Juniper Netscreen routers with Site-Site VPN, and firewalls for Supervalu Retail sites.
Train the Customer’s design, implementation and support personnel to configure and operate the Juniper Networks products.
Experience working with Cisco IOS-XR on the ASR9000 devices for MPLS deployments.
Troubleshooting various DNS, DHCP issues using Infoblox.
Troubleshooting various network security related issues using Cisco SDM.
Monitoring links using Solar Winds.
Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, port aggregation
Hands on experienced in Telecom/ Datacom testing tools like Spirent and using Python script and TCL/TK to generate the test cases.
Experience with Cisco ASR’s, Catalyst 6500 series switches, 2800 series, and 3800 series. 2900 series and 3900 series routers.
Configured VPC, FEX and VDC’s on Nexus 5K, 7K.
Coordinate with Server, Security, Application teams along with 3rd party vendors to provision and setup third party servers, network devices in Data Center environment.
Worked on ASA 5510/5520 firewalls configuration and Implementation for the network.
Environment:Cisco7600/7200/3800routers, Cisco2950/3500/5000/6500switches, ASA Firewall 5510/5520, Juniper SRX100,OSPF,BGP,EIGRP,RIP,VLAN,LAN,WAN,VPN, F5 BIG-IP LTM 8900, Nexus 5K/7K,VOIP.
FREDDIE MAC, McLean, VA Feb2013– Apr 2014
Sr.Network Engineer
Responsibilities:
Responsible for implementing, supporting, and maintaining 24x7 network services.
Coordinated efforts with Engineer’s to ensure all network devices conformed to defined network standards.
Configured and troubleshooting HSRP, BGP, OSPF, EIGRP, MPLS WAN, QoS and Route Maps.
Troubleshoot connectivity issues involving VLAN’s, OSPF, and QoS etc.
Support, monitor and manage the IP network.
Maintained core switches, creating VLAN’s and configuring VTP.
Expertise in working with various Cisco routers such as CISCO 6500, CISCO 7613, CISCO-GSR, CISCO-GSR-XR, CRS-16/S and, CRS-8/Designed IP Addressing schemes, VLAN tables and Switch port assignments, Trunking and Ether-channel implementation.
Experience working with Nexus 7010, 5020, 2148, 2248 switches.
Experience configuring Virtual Device Context in Nexus 7k series switch.
Gained hands on experience with VLSM, STP, VTP, VLAN Trunking.
Managed and developed network projects designed to strengthen network continuity and deploy security elements in an attempt to meet and exceed contract requirements, including system analysis and troubleshooting.
Migrated L3VPN Traffic from Juniper M320's to Cisco CRS-1 with minimum disruption.
Built an accruing network via MPLS circuits to split the trusted and untrusted traffic via a Cisco ASR.
Configured the ASR to use the VRF routing functions to completely split the traffic through the network.
Knowledge and experience of 802.11 a/b/g/n Ethernet standard for wireless Technology.
Working knowledge of agile methodology explaining network diagram and topologies for future upgrades.
Implemented, configured redundancy protocols HSRP, VRRP, GLBP for Default Gateway Redundancy.
Implementing, configuring, and troubleshooting various routing protocols like RIP, EIGRP, OSPF and BGP etc.
Experience in migration of VLANS and also involved in lab designing.
Primary responsibility is to design and deploy various network security & High Availability products like Checkpoint,Cisco ASA other security products
Worked on Change management, monitoring network performance with network tools.
Worked with vendors and Engineering team to test new hardware and procedures.
Responsible for preparing test cases for L2/L3 protocols testing.
Installed and set up Cisco routers and switches according to deployment plans.
Applied access lists and NAT configurations based on implementation guidelines.
Route configuration and point code checks for System Technician and Network Technician.
Participated in generating cases with the help of Python and Bash scripts.
Performing network monitoring, providing analysis using various tools like WireShark, Solarwinds etc.
Assisting the installation and configuration of Cisco Prime within our environment.
Responsible for Configuration of BGP and OSPF - BGP convergence on CRS routers.
Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500.
Troubleshoot complex network issues on Juniper products by recreating customers environments and network problems.
Environment: Cisco4400/7200/7600 Routers, Cisco3650, 6800/6500Switches, Juniper MX104/ MX480, RIP, OSPF, BGP, EIGRP,LAN, WAN, CISCO ASA 5500, GLBP, VLAN, QoS, HSRP, VRRP, Wireshark andSolarwinds.
Bechtel, Reston - VA Nov 2011 – Jan 2013
Sr.Network Engineer
Responsibilities:
Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.
Maintaining Core Switches, creating VLANs and configuring VTP.
Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.
Performed redistribution with OSPF, EIGRP, RIP version 1 and 2 to enable communication with backbone.
Network response time analysis and latency metrics provide granular understanding with the help of Riverbed, showing how the network affects application behavior and user experience.
Troubleshooting of Cisco 2900, 3900, 6500, 7500, 7200 Series routers.
Configured static NAT, dynamic NAT, dynamic NAT overloading.
Back up a Cisco IOS to a TFTP server and Upgraded and restored a Cisco IOS from TFTP server.
In-depth expertise in the implementation, optimization, troubleshooting and documentation of LAN/WAN networking systems.
Responsible for designing, implementing and troubleshooting temporary infrastructures for Live Webcasting Events.
Involved in F5 BIG IP LTM administration, familiar with enterprise level traffic managers like 6800, 3600, 1600, 3400 series.
Configured BGP interfaces on CRS routers followed by troubleshooting of BGP and OSPF.
Upgrade Cisco Routers and Switches IOS using TFTP.
Performed different testing phases like Unit Integration, System, Acceptance, Regression testing and should be capable to perform these tests with the help of ready-test cases.
Installed and configured Cisco IP Phone 794x, 796x, 7937’s and IP Communicator.
Creating dedicated VLANs for Voice & Data with QOS for prioritizing VOICE over DATA.
Performed installation and management of overall administration of LAN, WAN, systems involving design of network layouts, configuration and maintenance, Commissioning Routers & Switches, firewalls, IPS and ensuring maximum uptime during site deployment to VoIP.
Configuring and adding, moving, removing of various IP phones like (7941, 7961, and 7971)
Knowledge on VOIP protocols like H.323, RTP, SIP and good understanding about VOIP devices.
Packet capturing, troubleshooting on network problems with Wireshark, identifying and fixing problems
Performing network monitoring, providing analysis using various tools like WireShark, Solarwinds etc.
Implementation and configuration of F5 Big-IP LTM-6400 load balancers
Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience
Responsible for Cisco ASA firewall administration across our global networks
●Environment:Cisco3550/4500/6500, Cisco 2900/3900/7200routers,Juniper EX2200, F5 Load Balancer,ASA,VOIP,IPPhone, OSPF, BGP, RIP, EIGRP, LAN, WAN, CISCO IOS.
Dusane Infotech Pvt ltd, India Dec 2009 – Sept 2011
Network Engineer
Responsibilities:
●Migration of RIP V2 to OSPF, BGP routing protocols.
●Configured EIGRP for Lab Environment.
●Implemented ISL and 802.1Q for communicating through VTP.
●Worked extensively with Client teams to find out requirements for their Network Requirements.
●Designing solutions for frozen requirements using Cisco Routers and Switches.
●Deploying the network infrastructure to meet the requirements.
●Created VLAN and Inter-Vlan routing with Multilayer Switching.
●Documenting and Log analyzing the Cisco ASA 5500 series firewall
●Monitor performance of network and servers to identify potential problems and bottleneck.
●Performed administrative support for RIP, OSPF routing protocol.
●Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.
●Real time monitoring and network management using Cisco Works LMS.
●Provided technical support on hardware and software related issues to remote production sites.
●Responsible for LAN and internet connection file and print server.
●Support design and planning of Juniper MX, SRX, and EX network products and associated solutions within the Customer infrastructure.
●Maintained and installed new internet connections for customers.
●Handled installation of Windows NT Server and Windows NT Workstations.
●Handled Tech Support as it relates to LAN & WAN systems.
Marquis Technologies, Mumbai, India Jul 2007 to Nov 2009
Network Engineer
Responsibilities:
Involved in troubleshooting of DNS, DHCP and other IP conflict problems.
Used various scanning and sniffing tools like Wire-shark.
Hands on Experience working with security issue like applying ACL’s, configuring NAT and VPN.
Documenting and Log analyzing the Cisco PIX series firewall.
Configured BGP for CE to PE route advertisement inside the lab environment.
Spearheaded meetings & discussions with team members regarding network optimization and regarding BGP issues.
Provide Tier1 technical support; assist users facing network problems. Perform advanced troubleshooting, diagnostics and provide tier/level-1 solutions to network failures.
Network Migration from RIP to OSPF and EIGRP.
Network infrastructure support to routing and switching equipment.
Redistribute routing protocols and Frame-Relay configuration.
Design the layout for cable installations.
Involved in design and deploying various network security & High availability products like Cisco ASA and other security products.
Support customer with the configuration and maintenance of ASA firewall systems.
Troubleshoot and resolved dynamic routing, Ethernet switching and host connectivity issues in a window and network environment.
Troubleshoot wiring problems and serial communication lines.
Develop, plan and maintain documentation necessary for operation in support of LAN to WAN connectivity
Configured 2600, 2900 and 3600 routers with RIP and EIGRP.
Implemented VTP and Trunking protocols (like 802.1q and ISL) on cat 3560, 3750 and 4500 switches.
Installation, Maintenance, Troubleshooting Local and Wide Areas Network (ISDN, Frame relay, NAT, DHCP, TCP/IP).
Configuration of Access List ACL (Std., Ext, 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.
Providing Network and Security Architecture and Operations support services for Windows 2008 based web, application and database servers.
Troubleshoot TCP/IP problems; troubleshoot connectivity issues in multi-protocol Ethernet, Environment.
CERTIFICATIONS
Cisco Certified Network Associate (CCNA)
Cisco Certified Networking Professional(CCNP)
Juniper Networks certified Associate (JNCIA JUNOS)
EDUCATION
Bachelor of Engineering in Electronics and Telecommunication
University of Mumbai, India
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