SUMMARY

• 7 years of IP networking systems architecture, planning and engineering, IP network operations, Multi - vendor IP network design for small, medium and large data-centers, customers and network operation centers.
• Strong Knowledge on Designing Plants and Datacenters according to Cisco and Juniper architecture standards.
• Experience in working with Security devices and appliances like ASAv and Checkpoint Firewalls.
• IP network design and administration with multi-vendor platforms with TCP/IP, LAN switching, Spanning-Tree and various Cisco IP routing protocols RIP, BGP, EIGRP and OSPF.
• More than 5 years of experience in working with protocol’s TCP, UDP, ARP, NAT, DHCP, DNS, SFTP, HTTP, LAN and WAN, Routing, Switching, Etc.
• Strong hands on experience on VMware and OpenStack.
• Design experience inMigration/upgrades for large & small customers for Datacenters and Plant environments.
• Good understanding and experience on Cisco and Aruba wireless(802.11a/b/g/n/ac) devices.
• Expertise in working with security devices like IPS/IDS and studying & investigating log files.
• Experience in configuring VOIP/IP telephony infrastructure and coordinated with other teams for hardware equipment upgrades.
• In-depth noledge and hands-on experience on IP Addressing, Subnetting, VLSM and ARP, reverse & proxy ARP and Ping Concepts.
• Implemented datacenter core redundancy contingency countermeasures with HSRP and GLBP.
• Strong hands on experience in installing, troubleshooting, configuring of(Junos) Juniper MX, & Juniper MAG-SM360, 4610, Cisco 7200, 4800, 3600, 2800, 2600, 2500 and 1800 series Routers, Catalyst 6500, 4500, series switches, Nexus 7K, 5K (5548’s), 3K (3048’s and 3064’s).
• Great team player and able to work under pressure.
• Experienced and comfortable in working more than 40 hours per week whenever required.
• Demonstrated success record in: Managing multiple tasks with proven ability to meet deadlines and proactively identifying the problem to solve complex technical issues.

TECHNICAL SKILLS

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

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

Routing Protocols: Static, RIP, IGRP, EIGRP, OSPF and BGP.

Network Security: NAT/PAT, VPN, Filtering, Load Balancing, IPSec, ACL, Switchport port security, Checkpoint, PaloAltoFirewalls.

Infrastructure Services: DHCP, DNS, SMTP, POP3, FTP, TFTP.

Administration and troubleshooting: CDP, TELNET, SSH, ICMP, PING and TRACEROUTE, SNMP, Radius and TACACS+ and SYSLOG.

Network Analysis Tools: Packet Sniffer, Vitalnet, QoS, Solar wind, Wireshark, Netcool Monitoring andInfinistreamMgmt Console.

Operating Sys: Windows server 2003/08, Windows XP/7/8/8.1, Linux - Redhat (RHLE) and Unix.

PROFESSIONAL EXPERIENCE

Confidential, Chicago, IL

Network Engineer

Responsibilities:

• Strong hands on experience in Designing and implementing the datacenter Technologies.
• Worked on Nexus(NX-OS) 3k (3064’s, 3048’s), 5k and 7k devices, Arista 7050S switches and Citrix Load balancer 8600, 10250, and 13500 series and Cisco ASR 9K, 7K and 5K routers and Cisco ISR routers.
• Experience in installing and configuring the ASAv10 Security appliance on the isolated segment of the network as a part of higher security architecture.
• Strong hands on experience in F5 load balancer infrastructure and features.
• Troubleshoot and maintained the Checkpoint firewalls in the Datacenter environments as a part of security operations.
• Supported and implemented in wireless infrastructure on Cisco to Aruba Migration and Aruba Support.
• Experience in creating change control for troubleshooting the clustered security firewalls in the global environments is a part of the job responsibilities.
• Designed and implemented VDC’s on nexus (NX-OS) 7K for creating multiple logical switches and HSRP and VLAN trunking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Lead and coordinated with other teams and operated and maintained on R77.10 Checkpoint Firewall.
• Experience in working with Cisco and Aruba Wireless LAN Controllers & Access Points(802.11n/ac).
• Worked on Intrusion Prevention System, Intrusion Detection System (IPS/IDS) as a part ofvulnerability/risk assessments and penetration testing at the datacenter environment.
• Hands on experience Cisco Unified Communication Express (CUCE)& Cisco Unity express (CUE) for maintaining the voice interactive response systems.
• Experience on industry standard Security protocols like LDAP for providing user access.
• Worked on configuration of OTV Protocols for TEMPeffective communication between Confidential DataCenters.
• Worked on configuration of Intrusion Prevention System (IPS) at the data centers.
• Worked on Cisco (IOS) 2800’s, 2900’s, 3945’s, 3845’s series routers, 4948’s, 6500 series switch and on Juniper MX switch(Junos).
• Worked on several migration projects dat involve change in architecture and reconfigurations based on client needs.
• Worked on ACS application tools like Radius and TACACS+.
• Strong Hands on experience on PaloAltofirewall configurations.
• Worked on ESXIand Hypervisor virtualization technologies to optimize the network.
• Worked on VRF lite, routing protocols BGP, OSPF, and layer 2 protocols MST, RSTP, PVST.
• Configured port channels/ether channels between arista and nexus (NX-OS) devices for fiber as well as copper connectivity.
• Worked on configuring VRRP/HSRP to support redundancy in Datacenters.
• Worked on troubleshooting and configuring layer 1-to-4 issues based on requests raised through ServiceNow.
• Configuring ipv6, ipv6 based ACLS, ipv6 supporting configuration for routing protocols, route-maps, prefix-list configurations on end-to-end devices.

Confidential, Dallas, TX

Network/Data Engineer

Responsibilities:

• Designed and upgraded the Data center Environment from Extreme environment to cisco nexus environment for upgrade and remediation.
• Worked with customers on daily operational calls to go over major network outages to remediate/resolve the issue on bounded SLA.
• Worked on Implementation and trouble shooting of Unified Computing systems (UCS).
• As part of troubleshooting worked on NSM (Net Screen Manager), for keeping track of traffic and Firewall rules which TEMPeffect it.
• Hands on experienceon(Junos) Juniper MX & JuniperSRX Firewalls.
• Worked on Layer 2 protocols such as VTP, STP, RSTP, PVST, and MST and for VLAN troubleshooting issues.
• Worked with configuring and troubleshooting of Cisco 2900, 3500, 3500X, 3700, 4500, 6500 series switches and Cisco 7K (7010), 5k (5548) series nexus switches.
• Worked on PaloAlto Firewall and Checkpoint Firewall.
• Design and implement campus switch network with Cisco Layer 3 switches (3750, 4500, 6500 & Nexus (NX-OS) 7000, 5000, 2000 series) in multi VLANs environment and inter-VLAN routing, HSRP, 802.1q trunk, ether channel.
• Worked with dynamic Computing systems like Chef, puppet.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Maintain and troubleshoot switch applications and Network connectivity including DNS, DHCP, LAN and TCP/IP issues.
• Configured RIP, EIGRP, OSPF and BGP in routers.
• Upgrade IOS, Flash memory and DRAM on core routers and field routers.
• Configured and maintain VPN tunnels as required by the business and maintain secure firewall routing tables. Also maintained all policies pertaining to the Unified Threat Management suite.
• Build network documentation which includes accurate site inventory, site network diagrams, logical LAN/WAN diagram, network device list (routers/switches), server information sheets, network administration information document.
• Configuring, Maintaining RoutersandSwitches and Implementation ofEIGRP, OSPF, BGProuting protocols and trouble shooting.
• Provided support for incidents with PLS (Port Level Security) by working on platforms Juniper's Infranet Controller, Greatbay's Beacon Profiler/Auth-servers and Beacon Collectors.
• Worked on ACE load balancers 4710 (Standalone series) Ace 20, 30 (Modules) by Configuring and troubleshooting server farms, resource allocation on contexts, and related issues.
• Worked on issues related to TCP optimization on WAE devices.
• Provided in depth analysis using but not limited to Vitalnet, QoS, Net screen Manager (NSM), Wireshark, Netcool Monitoring andInfinistreamMgmt Console.
• Provided Tier 2 Support for AT&T client State Street Bank on a 24×7 rotation schedule, providing pager support for critical incidents.
• Worked with concerned Vendor TAC engineers in resolving complex issues.
• Document network problems and changes working in diverse management environments.

Confidential, Pleasanton, CA

Network Support

Responsibilities:

• Managing and troubleshooting of CiscoNexus (NX-OS) 7k and 6500, 4500, 4000, 4300, 3900, 5500 series. Including installation, upgrades, and configuration and management.
• Upgraded distribution Switches 6509 to Nexus 7010 with Sup 1.
• Purchasing, installation, configuration, maintenance and upgrade of network hardware, operating systems and supporting software.
• Providing design, technical support and analysis for network systems and components, LAN/WAN communications. TEMPEffectively communicates with all stakeholders.
• Conduct analysis and prepare reports.Worked on the installation and configuration of newly adapted VOIP systems.
• Troubleshoot with MPLS VPNS.
• Worked with service providers in Installing, Troubleshooting T1 and Switched Ethernet Service (SES) circuits. Experience in Configuring Site-to-Site and Remote Site VPNs, NAT/PAT policies
• Worked on Catalyst 6509 series with various line cards such as 24 port Gig E SFP, 48 port Gig E copper cards.
• Product testing and support for a wide range of products like routers, Layer2/layer3 switches.
• Configuring and Troubleshooting with Cisco PIX/ASA.
• Worked on IP routing such as BGP and OSPF.
• Responsible for the design and project management of network infrastructure.
• Creates and maintains network documentation.

Confidential

Computer Systems Operator

Responsibilities:

• Assisted in configuration and installation of new servers and Cisco hardware into racks and data closets. Also did cabling runs and installs in the building.
• Provide technical support to clients through phone, ticketing system, and remote access. Include PC/server hardware and software support, and networking LAN/WAN/WLAN configurations.
• Technical support over the phone, remote access, field visits, and with the footprints ticketing system to ensure timely service and response to issues. Includes resolving various hardware, software, network issues, and documenting them.
• Assisted in troubleshooting LAN connectivity and hardware issues in the network.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Monitor performance of network and servers to identify potential problems and bottlenecks.
• 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 along with the team in ticketing issues; responsibilities included documentation and support other teams.