SUMMARY

• CCNA CCNP CERTIFIED professional with over around 7+ years of experience in routing, switching, firewall technologies, systems design, and administration and troubleshooting.
• Exposure to LAN/WAN setup, installation, configuration and troubleshooting
• Experience of routing protocols like EIGRP, OSPF, RIP, BGP and IP addressing
• Experience in in testing Cisco & Juniper routers cum switches in laboratory scenarios and deploy on site for production
• Experience with Checkpoint Firewall implementing security rules
• Knowledge and experience in demonstrated with F5 load balancers and Cisco load balancers (CSS and ACE)
• Excellent hands on Cisco ASA and checkpoint firewall to use multiple security levels and interfaces
• Good understanding of f5 load balancing strategies/techniques
• Experience in working with Cisco Catalyst series 2900, 3560, 3750, 4500, 4900, 6500
• Experienced in Troubleshooting for connectivity and hardware problems on Cisco Networks
• Hands on experience in configuring Cisco Nexus2232, 2248, 5548, 6001 and 7018(Sup 2E) and worked on nexus protocols VPC, VRF, VDC and FEX Links.
• IOS/JUNOS upgrade for Cisco & Juniper routers cum switches
• Implementing, maintaining and troubleshooting switching tasks such as VLANs, VTP, VLAN Trunking using ISL and 802.1Q, STP, RSTP, PVST+, Ether channel using LACP and PAGP, Inter - Vlan routing, CEF and DCEF
• Experience in L2/L3 protocols like VLAN, STP, VTP, ISL, MPLS, 802.1q and Trunking protocols.
• Good noledge in WAN Technologies like ACL, NAT/ PAT, Ether Channel, IPSec and VPNs.
• Enhanced level of noledge with, PPP, ATM, T1 /T3 Frame-Relay, MPLS
• Expertise in implementation and troubleshooting of protocols such HSRP, VRRP, GLBP, ACL and tunnel installations.
• Experience in working with Cisco 2800, 3600, 3800, 3900 series Routers
• Extensive noledge in different networking protocols DHCP, DNS, FTP, VOIP (SIP, H.323, MGCP),
• Extensive experience with Cisco IOS, IOS-XR, Nex-OS Windows client/server operating systems, Linux, Networking technologies, Firewalls.
• Troubleshooting & implementation of Vlan, STP, MSTP, RSTP, PVST, 802.1Q, DTP, HSRP, VRRP, GLBP, LACP, PAGP, AAA, TACACS, RADIUS, MD5, VTP & SVI.
• Knowledge on complex Checkpoint, Cisco ASA & Palo Alto firewalls Environment.
• Experience working with Cisco IOS-XR on teh ASR9000 devices for MPLS deployments
• Experience in RIP, OSPF, BGP, EIGRP.
• IOS/JUNOS upgrade for Cisco & Juniper routers cum switches.
• Experience in testing Cisco & Juniper routers cum switches in laboratory scenarios and deploy on site for production.
• Experience working with Nexus 7K, 5K and 2K.
• Experience with virtualized ISE deployment across two network enclaves
• Hands on Knowledge/experience on F5 load balancers, its methods, implementation and troubleshooting on LTMs and GTMs.
• Experience indesign, implementation, and support of F5’s Big-IP Access Policy Manager (APM) software component in a complex enterprise environment
• Knowledge on F5’s BIG-IPApplication security management and Edge Gateway Solution
• Worked extensively on Palo Alto, Juniper Net screen, Fortinet and SRX Firewalls.
• Knowledge on cryptosystems such as RSA and AES.
• Experience with design and deployment of MPLS Layer 3 VPN, MPLS Traffic Engineering, MPLS QOS
• Hand-on experience in developing scripts using Perl scripting language.
• Demonstrated success record in: Managing multiple tasks with proven ability to meet deadlines and proactively identifying teh problem to solve complex technical issues.
• In-depth noledge of network communication technologies and techniques.
• Basic understanding to configure Juniper router.
• Finely tuned analytical/critical thinking and debugging skills with excellent verbal and written communication skills.
• Hand-on experience on IXIA & spirent testing tools.
• Highly enthusiastic, creative team player, project implementation, analytical, interpersonal and communication skills

TECHNICAL SKILLS

LAN Technologies: VLAN, VTP, Inter-Vlan routing, STP, RSTP, PVST, 802.1x

Network protocols: MPLS, VRF, OSPF, BGPv4, EIGRP, HSRP, VRRP, Policy-

Based Routing (PBR), Route Redistribution, Static Routing, Web Cache Communication Protocol (WCCP), MPLS, Metropolitan Area Network (MAN), Wavelength Division Multiplexing (WDM), ISDN, PPP, VTP, STP, RSTP, VLANs, 802.1q/ISL, CDP, LACP:

WAN Technologies: Frame Relay, ISDN, PPP, ATM, MPLS, Channel & Leased lines

Network Monitering: Wireshark, solar winds, TCP dumps, NetMRI, NetScout Network Securities NAT/PAT, VPN, Filtering, Load Balancing, IDS/IPS, IPSec, ACL

Routing Protocols: RIP, IGRP, EIGRP, OSPF, BGP, IS-IS, HSRP, IPv6

Routed Protocols: TCP/IP, IPX/SPX, ISL

Infrastructure Services: DHCP, DNS, SMTP, POP3, FTP, TFTP, L2VPN, L3VPN

Network Managements: SNMP, SSH, Telnet, ICMP, Ether channel

IP Telephony: VOIP, T1/T3, ISDN, PRI, Unified Call Manager

Operating Systems: Windows Vista/XP/NT/2003, MS DOS, UNIX, Linux

Communication Protocols: ARP, Wi-Fi, WiMax, CDMA, 3G

Packages: Visual Studio 2008, OPNET, MATLAB, CAD, Flash, Dream weaver.

Languages/ Tools: C, C++, Assembly 8085 and 8951/2, MIPS, CAD, VBScript, Perl

PROFESSIONAL EXPERIENCE

Confidential, Bellevue, WA

Sr. Network Engineer

Responsibilities:

• Worked on teh compliance requirement for each infrastructure asset class as per Information Risk Standards
• Managed corporate Checkpoint Firewall implementing security rules and mitigating network attacks
• Worked with implementation and troubleshooting of protocols such HSRP, VRRP, GLBP, ACL and tunnel installations and Vlan, STP, MSTP, RSTP, PVST, 802.1Q, DTP, HSRP, VRRP, GLBP, LACP, PAGP, AAA, TACACS, RADIUS, MD5, VTP & SVI.
• Worked on upgradation for Cisco & Juniper routers cum switches.
• Designing and supportingload balancingsolutions withF5
• Managing teh Datacenter Network including Cisco High end Routers, Switches, ASA’s, PIX, F5 BIG IP LTM load balancers, Juniper netscreen firewalls
• Configured, troubleshoot, and upgraded Checkpoint Firewalls for Manage clients, which included network and/or resource access, software, or hardware problem
• Configured Cisco ASA and checkpoint firewall to use multiple security levels and interfaces
• Worked with Cisco L3/L4 switches 3750, 4500, 6500; Cisco Nexus 2248, 5548, 6001 and 7018 in multi VLAN environment with teh use of inter-VLAN routing, 802.1Q trunk, ether channel
• Worked on performing compliance assessment of all in-scope infrastructure network assets
• Upgraded 4 productionNetScalerappliances 11500 & 5500 FIPS from 9.3/10.1 to 10.5 build
• Configured URL Rewrite policy for several application&web servers load balanced on internalNetScalerVPXs.
• Configured DUO dual factor authentication integrated with Cisco ASA VPN andNetScaler5500 FIPS
• Worked on Voyence tool to generate weekly compliance report.
• Worked with with F5 load balancersandCisco load balancers...F5 load balancers- BigIP, GTM, LTM and LC Appliances andCiscoCSS, ACE
• Deployed Nexus switches 2248, 5548, 7018 and implemented features like FEX Links, VPC, VRF, VDC, and OTV, Fabric Path
• Worked on Orion (Solar Winds) for mapping network diagrams, updated Orion with commissioned and decommissioned network devices.
• Advanced features in teh IP routing protocols such as OSPF tuning(failure detection, flooding, SPF Computation, VPNV4(MP-BGP, peer group, route reflector),MPLS(LDP), VPN-MPLS for traffic segregation, MPLS-TE by RSVP-TE/FRR, and security & management (logging, Syslog, SNMP, NTP, DNS, SSH, CDP, TACACS+, VRRP, NSRP, HSRP)
• Worked on a IXIA testing tool and spirent testing
• Configured and deployed network redundancy on ACE/Netscaler/F5 network devices.
• Worked on IPAM tool for providing Subnet and prepared master inventory lists for all network devices.
• Performed corporate data center refresh project by replacing existing Catalyst based legacy switches to Nexus 7000s, 7100s, 5000s, 2000s & Nexus 6000. Worked on latest QSFP+ 40 GE interfaces which were used for Access layer fabric aggregation. Very good understanding on Nexus 7K architecture including F series and M series modules, teh Crossbar fabric modules and Supervisor 2E
• Decided teh remediation plan for teh findings.
• Worked on remediation and verification for technical and process gaps.
• Experienced in installation, configuration and maintenance of AP 1200 and 1500 series.
• Experienced in installation of red line radios.
• Configuring STP for switching loop prevention and VLANs for data and voice along with Configuring port security for users connecting to teh switches
• Worked along with teh team in ticketing issues; responsibilities included documentation and support other teams.
• Planned, tested and evaluated various equipments, systems, IOSs and procedures for use within teh Network/ security infrastructure.
• Installation, configuration and maintenance of Cisco Catalyst Cisco 6500 (sup 720), 4500E (SUP 7-E), 3750G, 2950 series Switches.
• Provided testing for network connectivity before and after install/upgrade
• Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet and Gigabit Ethernet channel between switches.
• Experience in Cisco switches and routers: Physical cabling, IP addressing, Wide Area Network configurations.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Configuration included VLANs & VTP, STP port features, Gateway redundancy using HSRP, enterprise security using Cisco Port Security and Dot1X framework.
• Create, validate and install security policies to meet changing network requirements. Maintain a current repository of saved configurations and document policy changes
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on 3750 switches.
• Configured Cisco Routers for OSPF, EIGRP.

Confidential, Redmond, WA

Responsibilities:

• Experienced in installation, configuration and maintenance of Cisco ASR9K,7200, 3900, 2800, 2600, 2500 and 1800 series Router / Cisco Nexus 7010,5548,2148 Catalyst Cisco 6500 (sup 720), 4500 (SUP 6), 3750, 2950 series Switches.
• Worked with upgrade for Cisco & Juniper routers cum switches
• Policies to allow customer traffic in Juniper Netscreen/SRX firewalls
• Upgraded distribution switches from Cisco 6509 to Nexus 7010.
• Configuration included VLANs & VTP, STP port features, Gateway redundancy using HSRP, enterprise security using Cisco Port Security and Dot1X framework.
• Worked extensively on Palo Alto, Juniper Net screen, Fortinet and SRX Firewalls
• Configuration and maintenance of OSPF protocol which was teh enterprise IGP. Configuration included deploying of new branch locations or new network devices in teh existing infrastructure. Creating Stub Areas & configuring Summarization for effective Routing.
• Using PBR with Route Maps for route manipulation/filtering. Troubleshooting routing issues like suboptimal routing and asymmetric routing
• Worked on BGP configuration for providing redundant internet connectivity using BGP attributes, Route maps, prefix-lists etc.
• Configured and Maintained BGP features such as load balancing, Route Reflectors, BGP metrics such as maintaining teh Enterprise IP Addressing scheme with allocation of new IP Pools for user subnets, and updating teh port on teh switches MED, AS Path, Local Preference, Communities.
• Create and test Cisco router and switching operations using OSPF routing protocol, ASA Firewalls, and MPLS switching for stable VPNs
• Configuration of ACLs in Cisco 5540 series ASA firewall for Internet Access requests for servers in LAN and DMZ and also for special user requests as authorized by management.
• Create, validate and install security policies to meet changing network requirements. Maintain a current repository of saved configurations and document policy changes
• Configured and maintain VPN tunnels as required by teh business and maintain secure firewall routing tables. Also maintained all policies pertaining to teh Unified Threat Management suite.
• Configured Policies to allow customer traffic in Juniper Netscreen/SRX firewalls
• Provided failover method maintain teh disaster recovery firewall environment.
• Configuring NAT for internet access for teh LAN. Implementation of name resolution using WINS and DNS for TCP/IP environment.
• Create teh NPL and implementing on teh ticketing issue with lab environment. Worked extensively on network testing, ticketing and troubleshooting.
• Setup TFTP server to maintain CISCO router configurations and CISCO images. Worked on network software and hardware upgrades.
• Involved in sites cutover for Data deployment. Also involved in supporting & troubleshooting site after cutovers.
• Worked on WAN connectivity between CISCO routers using T1, T3, Frame relay and troubleshooting connectivity issues.
• Planning, coordination and implementation of Branch Office reallocations. dat included planning network closets, coordinating with cable vendors for structured cabling and WAN connectivity and also coordinating with Wireless Vendors for Wireless survey and deployment.
• Documentation for latest projects and updating diagrams for network changes. Performing root cause analysis and technology testing with teh corresponding documentation.
• Responsible for service request tickets generated by teh helpdesk such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support.

Confidential, Bloomington, IL

Network Security Engineer

Responsibilities:

• Configured Routing protocols EIGRP OSPF, BGP, static routing and policy based routing.
• Team member of Configuration ofCisco router with VPN and Configuration of Catalyst switches.
• Create and testCisco router and switching operations using OSPF routing protocol, ASA Firewalls for stable VPNs.
• Configuration and troubleshooting link state protocols like OSPF in single area and multiple areas.
• Redesign of Internet connectivity infrastructure for meeting bandwidth requirements.
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Optimized performance of teh WANnetworkconsisting of Cisco 3550/4500/6500/ Nexus 7k,5k, switches by configuring VLANs.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Providing Technical Support and solutions forNetwork Problems.
• Planned, tested and evaluated various equipments, systems, IOSs and procedures for use within teh Network/ security infrastructure.
• Hand-on experience in developing scripts using Perl scripting language.
• Experience in designing, managing, and implementing complex IPCC and Cisco ICM/UC systems.
• Worked on Cisco Routers, Active /Passive Hubs, Switches, Cisco PIX/ASA Firewall, Nortel VPN Concentrators TCP/IP, NAT and Checkpoint ESX/GSX firewall.
• Hands-on experience in teh network management of circuits using TDM and Frame Relay network, performing configuration and provisioning management, fault management and performance monitoring
• Experience deploying & managing high availability CUCM/Unity environments, SRST, voice gateways and dial plans

Confidential, Napa, CA

Network Engineer

Responsibilities:

• Experience with Firewall administration, Rule analysis, Rule modification
• Experience on F5 load balancer in order to maintain balance in teh network systemwith application specific usage
• Troubleshoot traffic passing managed firewalls via logs and packet captures
• Installing and configuring juniper M series router along with juniper switches QFX series
• Configured and resolved various OSPF issues in an OSPF multi area environmentmostly on IPv4 and to some extent on IPv6
• Managed fast L3 switched/routed LAN/WAN infrastructure as a part of Network team
• Hands-on experience with WAN (ATM/Frame Relay), routers, switches, TCP/IP, routing Protocols (BGP/OSPF), and IP addressing
• Configured CIDR IP RIP, PPP, BGP and OSPF routing
• Involved in teh configuration & troubleshooting of routing protocols: MP-BGP, OSPF, OTV, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies
• Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms
• Deployed 7613 as PE and CE router and configured and troubleshoot teh edge routers
• Excellent troubleshooting noledge on T1, T3, OC-3 and OC-12
• Configured egress and ingress queues for ISP facing routers using CBWFQ
• Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems
• Experience with implementing and maintaining network monitoring systems (Cisco works and HP open view) and experience with developing complex network design documentation and presentations using VISIO
• Estimated project costs and created documentation for project funding approvals

Confidential

Network Engineer

Responsibilities:

• Assisted in troubleshooting LAN connectivity and hardware issues in teh network.
• Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Monitor performance of network and servers to identify potential problems and bottleneck.
• Performed RIP & OSPF routing protocol administration.
• Interacted with support services to reduce teh downtime on leased lines.
• Troubleshoot problems on a day to day basis; provide solutions to fix teh problems.
• Monitor teh operability and reliability of teh network.
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
• Managed teh IP address space using subnets and variable length subnet masks (VLSM).
• Worked along with teh team in ticketing issues; responsibilities included documentation and support other teams.
• Configured Cisco Routers for OSPF, IGRP, RIPv2, EIGRP, Static and default route.
• Worked on HSRP for hop redundancy and load balancing.
• Configured teh Cisco router as IP Firewall and for NATing Configured RSTP, MST and used VTP with 802.1q trunk encapsulation.
• Provided port binding, port security and router redundancy through HSRP.
• Designed ACLs, VLANs, troubleshooting IP addressing issues and taking back up of teh configurations on switches and routers.
• Provided testing for network connectivity before and after install/upgrade
• Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet and Gigabit Ethernet channel between switches.
• Experience in Cisco switches and routers: Physical cabling, IP addressing, Wide Area Network configurations.
• Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external.