SUMMARY

• Cisco certified Network Engineer with 8 years of expertise across designing, performing Network analysis, Troubleshooting, maintaining and supporting complex network systems.
• Have Experience in Cisco Routing, Switching and Security with strong Cisco hardware/software.
• Hands on experience in configuring Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.
• Hands on experience in configuring Cisco Catalyst 2960, 3750, 4500, 6500 and Nexus 3000, 5000, 6000, 7000 series switches.
• Provided engineering support for network infrastructure such as proxies, load balancers, encryption, remote access servers (terminal servers/Citrix servers), Remote client access, Network Admission Control (NAC), VPNs, SSL accelerators, WAN optimizers, DHCP controllers, and performance analyzers).
• Worked with F5 Load balancing, Websense, bluecoat proxy servers and Administrating, authentication controls (Radius, TACACS+)
• Working knowledge of RADIUS/TACACS authentication mechanisms and configuration of Cisco ISE/ACS.
• Proficient in operation of Cisco Nexus 5K switches with Fabric Extender using VPC, VLAN, STP and LACP.
• Hands on experience in configuring Cisco Prime 2.1 and WCS wireless platforms.
• Assisted in refresh of data center network refresh to Nexus 9k leaf switches.
• Optimized performance of the WAN Network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Configuration, Troubleshooting and Maintenance of Palo Alto Firewalls (160+ firewalls) - PA200, PA2000 series, PA3000 series, PA4000 series and PA5000 series.
• Experience in implementation of F5 GTM based on topology load balancing methods.
• Having experience in deploying BIG-IP F5LTM load balancers for Load balancing and traffic management of business application.
• Installation using Cisco 7500, 8500, 5508 Wireless LAN controllers, Cisco Prime Infrastructure equipment and Cisco Identity Services Engine (ISE).
• Hands on experience on PIX Firewalls, ASA Firewalls. Implemented Security Policies using ACL traffic filters, IPSEC, SSL, VPN, AAA (TACACS+ & RADIUS).
• Troubleshoot and hands on experience on security related issues on Checkpoint, IDS/IPS, Palo Alto and Juniper Net screen firewalls.
• Switching tasks include VTP, ISL/802.1q, IPSec and GRE tunneling, VLANs, Ether Channel STP, RSTP.
• Design and Configuring of OSPF, BGP on Juniper Routers (MX960, MX480) and SRX Firewalls (SRX240, SRX550).
• Excellent customer management/resolution, problem solving, debugging skills and capable of quickly learning, effectively analyzes results and implement and delivering solution as an individual and as part of a team.

TECHNICAL SKILLS

Operating System: DOS, Windows (95,98, NT/2000, XP, Vista/7/8/10), Cisco IOS,CISCO IOS-XRPANOS.

IP Routing: RIPv1, RIPv2, BGP,MP-BGP, OSPF, IGRP, EIGRP

Communication Protocols: TCP/IP, UDP, DHCP, DNP, ICMP, SNMP, ARP, RARP, PPP, HDLC

Topologies: Frame Relay, ATM, T1, T3, OC3, OC12, OC48, Ethernet, Cable ModemWireless

Network Peripherals: Hubs, Cisco switches (2900,2924,3550,3560,4000,5500,6500,6513,6880)Cisco routers (2600,2800,3640,3700,3825,7200,7204,7206), Cisco PIX 500 Series, Cisco ASA 5500 series, Cisco 1200 Aironet Access Points, CSU/DSUNetwork cards and Modems, Cisco Prime, CISCO UCM

Network Management: Whatsup, MRTG, HP Open view, Cisco WAN manager and Cisco works 2000

Sniffers: Ethereal(Wireshark)

Software: Microsoft Office 2013/10/7, MS Visio, C.

PROFESSIONAL EXPERIENCE

Confidential, Reston,VA

Sr. Network Engineer

Responsibilities:

• Configured trunk and access ports, and implemented granular control of VLANs and VXLANs using NX-OS to ensure virtual and flexible subnets that can extend further across the network infrastructure than with previous generation of switches.
• Deployed VXLAN on the Nexus 9000 to map the physical VLANs to the Virtual Overlay VLANs.
• Deployed the Nexus 9000 Application Virtual switch to support network telemetry applications.
• Deploy Nexus 9k Core with VPC and 3172 TOR.
• In corporate Cisco Nexus 9000 NXOS to ACI fabric to work in concert with existing Nexus 7000s and ASRs for MPLS .
• Designed ACI fabric to ensure each tenant is secured and has separation from other tenants. Use L3/L2 outs via common tenant to reduce TCAM and RAM utilizations.
• Build out several MPLS/BGP VRFs for multiple clients. Included implementation of 9K, 7K, 5K, and 2K configuration for integration witch UCS and legacy systems. Developed process for Network Engineering Peer review for all network related systems.
• Created documents for various platforms including Nexus 7k, ASR1k enabling successful deployment of new devices on the network
• Experience configuring Virtual Device Context in Nexus 7k series switch.
• Experience with configuring Nexus 5000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 7000.
• Oversee operating System upgrades on Citrix netscalers and migrating the live vips from NetScaler to F5.
• Migration of application, server, service groups from Citrix Netscaler to F5.
• Configured Juniper MX480s, EX8200s, EX4500s, EX4200s, from scratch to match design.
• Experienced with Juniper: EX-2200, EX-4200, EX-4500, MX-480, and M Series, SRX210, SRX240.
• Configured IPSEC VPN on SRX series firewalls.
• Implemented antivirus and web filtering on Juniper SRX 240 at the web server
• Designed and deployed a Cisco Identity Services Engine (ISE) solution (wired, wireless, and VPN users) for a commercial client with converged access switches and ASA firewalls.
• Configured Cisco ASA and Checkpoint firewall layers securing existing Data Center infrastructure. Migrated information security from Cisco PIX to ASA5500 with LAN-failover platform.
• Configure Cisco ASR 9001/9010/9910 and Catalyst 6509 routers for L3 Vlans with HSRP and advertise network in BGP and OSPF in complex DC environment.
• Successfully installed Palo Alto Next-Generation PA-3060, PA-5060 firewalls to protect Data Center with the use of IPS feature.
• Implementing and configuring and supporting the WLAN Network using Cisco LAN.
• Experience with configuring Virtual Server and configuring load balancing methods in F5 12.0 LTM.
• Worked on F5 and CSM load balancers deploying many load balancing techniques with multiple components for efficient performance.
• Experience with GTM F5 component to provide high availability with providing services across data centers.
• Primarily worked on Checkpoint Security Gateways running R77, R76, and R75 Gaia and Fortinet Firewalls running Forti OS 5.2.

Confidential, Miami, FL

Network Implementation Engineer

Responsibilities:

• Configuring Static, IGRP, EIGRP, BGP and OSPF routing protocols on Cisco 1600,2600,2800,3600,7300 series routers.
• Installed and Powered F5, Palo-Alto Firewall, Juniper SSL VPN, and Isilon server equipments.
• Monitor and analyze network threats through Palo Alto Panorama; run vulnerability assessment on machines with anomalous behavior, monitor firewall for incoming and outgoing threats.
• Migrated with a team from a predominantly Checkpoint environment to a Palo Alto global solution.
• Manage Palo Alto proxy firewalls for all content filtering.
• Configuration, Troubleshooting and Maintenance of Palo Alto Firewalls - PA200, PA2000 series, PA3000 series, PA4000 series and PA5000 series.
• PANDB migration and code upgrades for Palo Alto Firewall
• Configured and managed policies on Palo Alto firewalls using Panorama GUI.
• Set up and troubleshoot secured wireless access points (WAP) and wireless LAN controller (WLC) across the Corporate Network.
• Maintained, upgraded, configured, and installed Cisco ASA 5510, 5520, & 5505 Firewalls from the CLI and ASDM.
• Analyzed and tested network protocols (Ethernet, TCP/IP) using Wireshark tool.
• Design, install, configure, troubleshoot and maintain varies load balancers including Citrix Netscaler, F5 Bip IP, Riverbed STM.
• Configuring VLANs/routing/Nating with the firewalls as per the network design.
• Configured EBGP load balancing and ensured stability of BGP peering interfaces.
• Experience with converting 6500 to Cisco Nexus in the data Center environment.
• Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers.
• Experience configuring Virtual Device Context in Nexus 7010.
• Experience with converting Cisco 6500 to Cisco Nexus in the data center environment.
• Implemented DHCP, DNS, IPAM configuration on the servers to allocate, resolute the ip addresses from Subnet.

Confidential, Menomonee falls, WI

Network Operations Engineer

Responsibilities:

• Performed network implementation that includes configuration of routing protocols, leased lines, ISDN lines, VLANs and IOS installations.
• Worked with layer 2 switching technology architecture. Implemented L2 and L3 switching functionality, which includes the use of VLANS, STP, VTP and their functions as they relate to networking infrastructure requirements including internal and external treatment, configuration and security.
• Supported core network consisting of Cisco 7200 series routers running multi area OSPF.
• Had hands-on experience with WAN (ATM/Frame Relay), Routers, Switches and IP addressing.
• Configured and deployed VPC, OTV, FABRIC PATH between Nexus 7010 and Nexus5596, 5548 switches.
• Responsible for all aspects of TCP/IP functionality across multiple enterprise environments.
• Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.
• Performed Network Address Translation on Cisco ASA 8.2 and 8.3.
• Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Performed the ACL request changes for various clients by collecting source and destination information from them.

Confidential

Network Engineer

Responsibilities:

• Experience with migrating from OSPF to BGP WAN Routing protocol.
• Installation and Configuration of Cisco Catalyst switches 6509, 3750 & 3550 series and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network Design Document and followed the change process as per IT policy. It also includes the configuration of port channel between core switches and server distribution switches.
• Experience with setting up MPLSLayer3 VPN cloud in data center. Experience in communicating with different customers, IT teams in gathering the details for the project.
• Create and test Cisco router and switching operations using OSPF routing protocol, ASA Firewalls, and MPLS switching for stable VPNs.
• Configured HSRP, VRRP, GLBP, and VLAN trucking 802.1Q on Catalyst 6500switches.
• Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.

Confidential

Network Admin

Responsibilities:

• Hands on Cisco Layer 2 & 3 switches (spanning tree, VLAN).
• WAN Infrastructure running OSPF as core routing protocol.
• Calculating metrics to analyze the performance of the data center technical staff.
• Work on different connection medium like Fiber and Copper Connectivity.
• In-depth expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems. F5 Load balancer LTM
• Planning and configuring the routing protocols such as OSPF, RIP, and Static Routing on the routers.
• Assist the certification team and perform configuration of LAN/WAN technologies such as Ethernet, Fast Ethernet, and Gigabit Ethernet.
• In-depth expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• Configured port-fast, uplink fast and other spanning tree features.