SUMMARY

• 8+ years of experience in routing & switching, firewall technologies, system design, Network Planning, Implementation and Configuring, troubleshooting of networking systems.
• Design, configured and support for Cisco Nexus Platforms (Nexus 7000/5000/2000 )
• Hands on experience on Nexus7700&7000 series with different LAYER 2 and Layer 3 line cards namely F2, F3 and M2 & M3.
• Had a chance to perform ISSU on Nexus, worked on different versions such as 5.0, 6.2(16), 7.2(1) D1 (1), 7.3(0) DX (1).
• Experience configuring VDC, VPC and other nexus features.
• Worked on the most advanced supervisor in the Nexus 7700 family i.e. Sup2E.
• Hands on experience on different Nexus 5000 series such as 56128P, 5672UP - 16G, 5672UP.
• Hands on experience installing TOR switches.
• Experience in configuring VDC, VPC and FCOE, upgrading NX-OS for Nexus Family Switches.
• Migration ofnetworkdevices (Palo Alto, F5, Juniper, Aruba,Riverbed, Routers& switches) from one zone to other. Changing the management IP address.
• Experience with convert Cisco ASA VPN rules over to thePaloAltosolution.
• Worked on WAN Optimization devices desired (Cisco,Riverbed, etc.).
• Good understanding of Fabricpath and hand on experience on OTV.
• Worked in an environment with Border leaf, Spine and Leaf architecture.
• Worked on technologies like MPLS - Multiprotocol Label Switching,Riverbedand CDN.
• Maintained redundancy FHRP Cisco on 650TE, NX 7710, NX-7010 router with HSRP.
• Knowledge of dynamic routing protocols such as EIGRP, OSPF, BGP, MPLS.
• Knowledge in IPV4, IPV6, RIP, EIGRP, OSPF, DHCP, DNS, SNMP, RMON, NAT.
• Configured switching VSS on 6509e with sup 720 & Quad sup 2T.
• Performed IOS upgrades on Catalyst 2900, 3800, 4500, 6500 series switch and 2500, 2600, 3600 series routers.
• Performed migration from 6k series to 7k series.
• Designed upgraded on Spanning-Tree Protocol and VTP tuning.
• In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse & proxy ARP and Ping Concepts.
• Implemented data center core redundancy contingency counter measures with HSRP and GBLP.
• Proposed upgrades, installed and configured solar wind Log, Event Manager and solar winds Orion modules for network infrastructure monitoring purposes.
• Excellent working knowledge of TCP/IP protocol suite and OSI Layers.
• Password recovery, upgrading of IOS of Cisco devices.
• Switches ASR/CSR routers and firewalls.
• Configured network performance and troubleshooting iPerf, Wireshark, RSPAN/ERSPAN tools.
• Hands on experience on Checkpoint smart dashboard and smart log with R77 Gaia.
• Configured Security policies including NAT, PAT, Route-maps and Access Control Lists.
• Experience with Unicast andMulticast protocols like PIM, MSDP, Auto-RP, BSR, IGMP, IGMP Snooping, MLD, MLD snooping etc. is required.
• Experience deploying BIG-IP F5LTM Load Balancers for load balancing and traffic management of business application.
• Implemented Site-to-Site VPNs between ASA Firewall and Router.
• Had knowledge in Router memory & IOS upgrade with SCP.
• Experience with Load Balancers for administrating and monitoring global & local traffic.
• Great team player and able to work under pressure

TECHNICAL SKILLS

Routing Protocols: RIP, OSPF, EIGRP, IS-IS, BGP

Routers: CISCO 1800, 2600, 2800, 3600, 3800, 7200

Switches: CISCO 2900, 3500, 4500, 5000, 6500, Nexus 2000, 5000 &7000, 7700VPC, VDC, OTV, FABRIC PATH

LAN Technologies: Ethernet, TCP/IP, CDP, STP, RSTP, VTP, IGMP, 802.1x, VLAN, Inter-V-LAN

WAN Technologies: Frame-relay, PPP, HDLC, ISDN, ATM, MPLS, SES, Channel &Leased lines

Application Protocols: DHCP, DNS, SMTP, POP3, FTP, TFTP

Network Managements: SNMP, SSH, TELNET, ICMP

N/W Protocol: Sniffer Wire Shark

Wireless: 802.11a&b/g/n, WLAN Controllers, Cisco, Aruba access points

Security: CHECKPOINT, APPLICATION R77.20 and R77.30

Application Layer: FTP, HTTP, DNS, DHCP, SMTP, SNMP

Tunneling Protocols: L2TP, IPsec, PPPoE, GRE, MPLS, IEEE 802.1Q

Load Balancers: F5 GTM, F5 LTM-10000 Series, IKEV2

Languages/Tools: C, C++, VBScript, Visual Studio 2008, MATLAB, Dreamweaver, Spirent

Operating Systems: Windows10/8.1/8/7/Vista/XP/NT/2003, MS DOS, UNIX, LINUX

PROFESSIONAL EXPERIENCE

Confidential, Belcamp, MD

Network Security Engineer

Responsibilities:

• Design, implement and gave support for NEXUS(7700 SUP-2E, 5, 2248TP-Q).
• Design and configured OSPF, BGP on Juniper Router and SRX Firewalls.
• Design, implement and administer IPv4/IPv6 enterprise network.
• Performed IOS upgrades on Catalyst 2900, 3500, 4500 series switch and 2500, 2600, 3600 series routers.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Configured VDC’s and implement layer 2 topologies using Fabric path, L2-L3, VRFs,HA,Port Channel and OTV functionality.
• Designed and installedRiverbedapplication acceleration solution.
• Storage VDC with FCoE to Nexus 5548UP switch.
• Monitornetworkactivity usingriverbedcascade profiler.
• Implemented AntiVirus and web filtering on Juniper SRX 240at the web server.
• Maintain and troubleshoot switch applications and Network connectivity including DNS, DHCP, LAN and TCP/IP issues.
• Performed IOS upgrades on catalyst 2900,3500,4500 series switch and 2500,2600,3600 series routers.
• Configured RIP, EIGRP, OSPF and BGP in routers.
• Configured MPLS L3 and L2 VPNs for customers.
• Configuring and troubleshooting Riverbed, and Cisco PIX and ASA 5500-Series firewalls.
• Rack and Stack, Installed and configured new routers and switches.
• Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Upgrade IOS, Flash memory and DRAM on core routers and field routers.
• Also involved in Cisco ACE configuration and deployment.
• Participated in various client projects to continually improve/upgrade network infrastructures.
• OS upgrades in Nexus 7010 through ISSU (In service software upgrade).
• Configured VPC, VDC and ISSU software upgrade in Nexus 7010.
• Support for enterprise environment with distributed call processing.
• Created an enterprise dial plan in Cisco Call Manager and Cisco Gateways.
• Created and executed the test plans to meet the requirement of the project.
• Maintained day to day Operations and configuring FIREWALLS.
• Review monitoring and security risks for ournetworkinfrastructure, update security policies using Juniper NSM andPaloAltofirewalls.
• Configured application load balancing using F5 LTM.
• Supporting network security devices such as firewalls and proxies with emphasis on remote access technologies such as VPN and Citrix NetScaler.
• Coordinating with Vendor regarding Link status and reporting on timely bases to Superiors.
• Experience with hardware load balancer administration and support, preferably with F5.
• Configured IPSEC VPN access for client to site remote access.
• Configuring and troubleshooting DNS and DHCP servers.
• Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Configuring and monitoring Routers and Switches.

Confidential, Jersey City, NJ

Network Engineer

Responsibilities:

• Experience working with Cisco Nexus 7000 Fabric Extender and Nexus 70105000 series to provide a Flexible Access Solution for a datacenter access architecture.
• Createtestingtools and scripts as needed to support system leveltestingactivities.
• Experience developing and maintaining comprehensive system test plans.
• Experience innetworkperformancetesting.
• Security policy review and configuration in Palo Alto and Junipers Firewall in US offices and Datacenter. Designed and configured of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Migration ofnetworkdevices (F5, Juniper, Aruba,Riverbed, Routers& switches) from one zone to other. Changing the management IP address.
• Performed IOS upgrades on catalyst 2900,3500,4500 series switch and 2500,2600, 3600 series routers.
• Upgrade IOS,FLASH memory and DRAM on core routers and field routers.
• Supporting Cisco ASA 5500 and Checkpoint firewalls, Cisco IOS upgrades and troubleshooting for various LAN/WANnetworkinfrastructures.
• Responsible for Checkpoint firewall administration across global networks.
• Design, implement and gave support for NEXUS (7000 SUP-2, 56128, 2000).
• Experience in Configuring, upgrading and verifying the NX-OS operation system.
• Configuring Virtual Chassis for Juniper switches EX-4200,Firewalls SRX-210.
• Working with Cisco for opening TAC Case and resolving to project deadlines.
• Checking and configuring Cisco 7600 routers at data center for remote sites’ issues.
• Expertise in physical infrastructure like structured cabling, IP address management, racking, stacking and Data Center concepts.
• Experience configuring Virtual Device Context in Nexus7010.
• Substantial lab testing & validation prior to implementation of Nexus 7K, 5K & 2K connecting to blade servers.
• Converting the WAN protocol from OSPF to BGP, and Using OSPF as internal protocol.
• Performing troubleshooting on slow network connectivity issues, routing issues involves OSPF, BGP and identifying the root cause of the issues.
• Configured and maintained IPSEC and SSL VPN's onPaloAltoFirewalls.
• Identify, design and implement flexible, responsive, and secure technology services.
• Monitornetworkactivity usingriverbedcascade profiler.
• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus5000.
• Implemented security policies using ACL, Firewall, IPSEC, SSL, VPN, IPS/IDS, AAA (TACACS+ & RADIUS)
• Involved in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies.
• Knowledge of JUNOS platform and worked with IOS upgrade of Juniper devices.
• Coordinating with service providers for WAN link outages.
• Hands on experience on up gradation of Cisco IOS & Firmware of different Cisco devices & modules.
• Assisted the management of projects using CDW’s project management methodology.
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.
• Configuration of Access List ACL (Std, Ext, Named) to allow users all over the company to access different applications, Internet and compliance to the security policy and standards.
• Expertise with Hardware load balancer administration and support, preferably with F5 and Cisco ACE load balancers.
• Worked with application team to fully test the new GTM set-up to VIP cut-over.

Confidential, Chicago, IL

Network Engineer

Responsibilities:

• Configured Routing protocols such as OSPF, BGP, static routing and policy based routing.
• Team member of Configuration ofCisco router with VPN and Configuration of Catalyst switches.
• Configuration and troubleshooting link state protocols like OSPF in single area and multiple areas.
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Optimized performance of the WANnetworkconsisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Support virtual server request and build automation effort in the VIP creation space.
• Work with application team to fully test the new GTM setup prior to VIP cut-over.
• Support for enterprise environment with distributed call processing.
• Created an enterprise dial plan in Cisco Call Manager and Cisco Gateways.
• Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers.
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches.
• Configured VLANs with 802.1q tagging.
• Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Hands-on work in Inter-VLAN routing, redistribution, access-lists and dynamic NAT.
• Configured IT LAN/WAN elements and held responsibility of maintaining and monitoring network performance.
• Provided Tier1 technical support assisted users facing network problems.
• Performed Network Migration from RIP to OSPF and EIGRP.
• Performingnetworkmonitoring, providing analysis using various tools like Wireshark and Solarwinds.
• Provided Network infrastructure support to routing and switching equipment’s.
• Redistributed routing protocols and Frame-Relay configurations.
• Troubleshoot and solve network systems issues involving Cisco switches, Aruba wireless intrusion detection systems, VSAT.
• Wireless rollout: responsible for deploying 1500 Aruba Wireless Access Points to different sites.

Confidential, WI

Network Administrator

Responsibilities:

• Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
• Monitor performance of network and servers to identify potential problems and bottlenecks.
• Assisted in troubleshooting LAN connectivity and hardware issues in the network.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Involved in configuring and implementing of Cisco 3750,2620 and 1900series routers and Cisco 2950,3925 switches.
• Configured IPSEC VPN access for client to site remote access.
• Configuring and troubleshooting DNS and DHCP servers.
• Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Configuring and monitoring Routers and Switches.
• Support for fault diagnosis& rectification of LAN & WAN networks.
• Performed scheduled virus checks and updates on all upgraded servers.
• Tasks included network layer configuration of IP addressing using FLSM, VLSM for all applications and servers in company environment.
• Interacted with support services to reduce the downtime on leased lines.
• Used TFTP server to backup Cisco configuration files.
• Troubleshoot problems on day to day basis; provide solutions to fix the problems.
• Monitor the operability and reliability of the network.
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
• Managed IP address space using subnets and variable length subnet masks (VLSM).
• Worked on ticketing issues which include documentation and providing support other teams in any network related issues.

Confidential, Deerfield, IL

Network Specialist

Responsibilities:

• Actively participated and completed many projects based on MPLS VPN, Internet Solutions for corporate customers Backbone.
• Actively participated Implementation and customization of customer network.
• Hands on experience working on Cisco 7600, 12K, ASR routers & Juniper MX series and Juniper BRAS.
• Designing, Provisioning and Installation of the Customer Sites in Oracle IPSA for MPLS Backbone.
• Configuration and troubleshooting of many link types i.e. SONET Controllers for sub E1/T1, E3/T3 and
• POS controllers for STM1 links.
• Implementation and testing of ISDN BRI/PRI circuits.
• Migrated Vlans from ASA (perimeter firewalls) to FWSM’s for better security management.
• Responsible to troubleshoot the connectivity between CPE router and the COLT's edge router (SAR).
• Worked closely with RIR(Regional Internet Registry) to procure PI(Provider Independent) and PA(Provider Aggregatable)
• Responsible for troubleshooting complex networking issues in service provider MPLS & internet.
• Aggregately) IP addresses and AS numbers for COLT and customers.
• Set up DNS Reverse Delegation according to RIPE rules in RIPE Database