SUMMARY:

• 8 years of professional experience in Networking Planning, Implementing, Configuring, Troubleshooting and Testing of networking system on Multi - vendors.
• Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.
• Strong knowledge in HSRP, VRRP redundancy protocols
• Experienced in working with Cisco NX-OS and IOS.
• Strong production experience in managing F5 BIG-IP APM and LTM.
• Experience with the escalation problems for Routing, Switching and WAN connectivity issues using ticketing system remedy.
• Experience in configuring security technologies like IPsec VPN, DMVPN, VLAN's, policy based routing.
• Experience in configuring Load balancers and Riverbed WAN optimizers.
• Experience with WCS predictive maps and RF Engineering Planning.
• Working experience with Load Balancers F5 LTM like 3900, 6900, 4200V over various environments
• Hands on experience in configuring Cisco Catalyst 2960, 3750, 4500, 6500 and Nexus 3000, 5000, 6000, 7000 series switches and Cisco 2600, 2800, 3600 series routers, Load Balancers & Cisco Firewalls.
• Working knowledge in BGP, OSPF, EIGRP, RIP, IS-IS, HSRP, L2/3 VPNs in IOS, IOSXE, and IOS XR platforms.
• Worked extensively on Juniper MX series Router and EX series Switches
• Strong experience on Juniper SSG series Firewalls and checkpoint R75,76 Firewalls
• Experience working with JUNOS OS on Juniper Routers and Switches.
• Proficient with Cisco Routers and Switches such IOS, IOS-XR, NX-OS, and IOS-XE. experience on Code Upgrade for Cisco Routers including 7200, 3900, 2900, 881, 891 and Switches including 6500, 4500, Nexus 9K, Nexus 7k, Nexus 6k, Nexus 5k, Nexus 4k, ASR 9K, ASR 1K.
• Working knowledge of frame relay, MPLS services, OSPF, BGP and EIGRP routing protocols, NAT'ing, sub-netting, also including DNS, LDAP, DHCP, http, HTML, HTTPS, TCP/IP, UDP, SNMP, OSPF, RIP, IPSEC, PPTP, VLAN, WISM, STP (Spanning tree Protocol), RTSP & Multicasting protocols.
• Experience in configuration of Juniper security appliances SRX 220, SRX 240, SRX 550, NS 50, SSG 550M, SSG 520M.
• Experience with Infoblox to work on DDI DHCP, DNS, & IP Address Management in large enterprise organizations.
• Experience with ALG (RTP, RTSP and FTP, DNS, HTTP), DHCP.
• Knowledge of PAN-OS 5.0.0 to 6.0.10 PANORAMA GUI and PAN OS 6.1
• Knowledge of Juniper environment including SRX/Junos Space.
• Experience with converting Checkpoint VPN rules over to the Cisco ASA solution. Migration from Juniper Net screen SSG-550 to Palo alto 5000
• Experience in integrating identity federation with Cloud (SaaS) SAML based applications using F5 APM.
• Provided Load Balancing towards access layer from core layer using F5 Network Load Balancers.
• Experience in Configuring F5 Load Balancers: Adding virtual IPs, nodes, pools and health monitoring.
• Extensive hands-on experience with complex routed LAN and WAN networks, routers and switches.
• Implementation of DHCP, DNS, FTP, Cisco catalyst switches, VLANs, STP, Ipv4, Subnetting, IPv6, Network
• Experience in Supporting and troubleshooting Checkpoint (R77 Gaia, R75, R70, R65, Provider-1, SPLAT, IPSO, Smart Center Server and VSX), Palo alto (PA-5000 series and below, Panorama) and Cisco firewall (ASA 5540, 5520, PIX 535, CSM and ASDM) technologies.
• Experience in setup of Access-lists, and RIP, EIGRP and tunnel installations
• Good understanding of NAT & Firewall on Aruba Controllers
• Hands-on experience with Cisco Nexus 7000, Nexus 5000 and Nexus 2000 platforms
• Expert in administration of F5 Load Balancer

TECHNICAL SKILLS:

Operating Systems: Cisco IOS, Windows NT 4.0 (Desktop/Server), Windows 2000/2003/2008 Server, Windows XP/Windows 7/8, LINUX, UNIX, MS Exchange server, Solaris, Active Directory.

Equipments (Switches&Routers): Cisco routers (7600, 7200, 3900, 3600, 2800, 2600,2500, 1800 series) & Cisco Catalyst switches (6500, 4900, 3750, 3500, 4500, 2900 series, juniper SRX, MX, EX Series Routers and Switches.

Routing: OSPF, EIGRP, BGP, RIP, RIP-2, PBR, Route Filtering, Redistribution, Summarization, Static Routing.

Switching: VLAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing &Multi-Layer Switching, Multicast operations, Layer 3 Switches, Ether channels, Transparent Bridging.

Firewalls: ASA 5500 series, checkpoint, Juniper Netscreen Firewall ISG100, 2000, SSG, SRX.

Load Balancer: ACE Module, GSS & F5 LTM

LAN Technology: Workgroup, Domain, HSRP, DNS, DHCP, Static, VLAN, STP, VTP, Ether Channel, Trunks.

WAN technology: Frame Relay, ISDN, ATM, MPLS, leased lines & exposure to PPP, DS1, DS3, OC3, T1 /T3 & SONET.

Various Features &Services: HSRP, VRRP, GLBP, NAT, SNMP, SYSLOG, NTP, CDP, DNS, TFTP, FTP, IOS and Features, Management. Wireshark, IXIA chariot, Packet Sniffer, Packet Analyzer and Solar Winds Breaking Point, TCPDump, Python.

Wireless & WiFi: Canopy Wireless Device (point to point/point to multipoint), DLink Wireless (point to point), DLink Access Point, CISCO 1200 series Access Point, and Linksys Wireless/Wi-Fi Router.

PROFESSIONAL EXPERIENCE:

Confidential, Alpharetta, GA

Sr Network Engineer

Responsibilities:

• Design and implementation of Global monitoring and Alert system (Solarwinds)
• Configure Cisco 5508 Wireless LAN Controller and 3700 Series Access Points.
• Configuring and Troubleshooting of Multicasting.
• Configuring and implementing of Composite Network models consists of Cisco7600, 7200, 3800 series and ASR 9k, GSR 12K routers and Cisco 2950, 3500, 3550, 3750, 5000, 6500 Series switches.
• Upgrading system images on Nexus 5 and 7 multi-layers switches using kick start and FTP server.
• Responsible for support of network security and network devices such as some routers, and wireless access points.
• Configuration and management of network routers (Cisco 6500, 7K; Juniper MX) and switches (Cisco 3850, 3750X, 3750, 3550; Juniper EX).
• Configuration and troubleshooting on HSRP, VRRP, GLBP, RSTP, MST related issues coming in network environment
• Design, configure, and administer Juniper MX routers, SRX Firewalls, Cisco routers & switches.
• Design and configuring of OSPF, BGP on Juniper Router and SRX Firewalls
• Provide Tier II Load Balancer expertise on F5 BigIP Local Traffic Managers (LTM). Designing F5 solutions/support for migration work of applications and websites from Cisco CSS Load Balancers to the F5 BigIP Load Balancers.
• Configuring IPSEC VPN on SRX series firewalls
• Convert campus WAN links from point to point to MPLS and to convert encryption from IPSec/GRE to GetVPN
• Migration with both Checkpoint and Cisco ASA VPN experience.
• Migrated VLANS from ASA (perimeter firewalls) to FWSM’s for better security management
• Firewall monitoring/administration with iptables, pf, and Palo alto PanOS
• Configured Nexus 7010 including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer links
• Configured Multicasting protocol for IPTV and Multicast over GRE tunnels.
• Configuration the access-list rules, network object-service group based on well-known port the port i.e. FTP/SFTP, SSH, HTTPS/HTTPS (SSL) etc.
• Troubleshoot Cisco 2960/3750 series switches, Controllers: 2504/5508 - Cisco AP's
• Experience on NTP servers and NTP synchronization between server and client
• Implementation and Design of PANORAMA GUI and PAN OS 6.1
• Integrate CUCM with Unity connection and CME with CUE.
• Configuring, upgrading and verifying NX-OS operation system with OSPF, BGP
• Migration of application, server, service groups from Citrix Netscaler to F5
• Performs bandwidth and device upgrades on IOS-XR, IOS-XE, NX-OS, and IOS
• Converting Cisco 6500 IOS to Cisco Nexus NX-OS in the data center environment.
• Experience working with Nexus 7018/7010, 5020, 5548, 2148, 2248 devices.
• Deploying and decommission of VLANs on core ASR 9K, Nexus 7K, 5K, 2k and its downstream devices. deploying BIG-IP F5LTM Load Balancers for load balancing and traffic management of business application
• Configure all Palo alto Networks Firewall models (PA-2k, PA-3k, PA-5k etc.) as well as a centralized management system (Panorama) to manage large scale firewall deployments.
• Understand the JUNOS platform and worked with IOS upgrade of Juniper devices
• Working on the project of F5 LTM and GTM code upgrade project, doing couple of them every week.
• Implement changes on switches, routers, load balancers (F5 and Brocade), wireless devices as per engineer’s instructions and troubleshooting any related issues
• Involved in upgrades to the WAN network from existing 7200vxr with ASR 1004 and 3845/3945 routers.
• Involved in configuration of Juniper security appliances SRX 220, SRX 240, SRX 550, NS 50, SSG 550M, SSG 520M.

Confidential, Norman, OK

Network Security Engineer

Responsibilities:

• Designing and deploying various network security & High availability products like Cisco ASA and Checkpoint Firewall products
• Monitor and Manage Network activities from Network Management tool HP Openview.
• Designed, implemented and maintained WAN technologies like DWDM, MPLS, VPLS and tunneling technologies like L2VPN, Psuedowire, IPSec, SSL, AnyConnect.
• Configuring VPN, clustering and ISP redundancy in Checkpoint firewall
• Designed and implemented DMZ for Web servers, Mail servers & FTP Servers using Cisco ASA5500 Firewalls
• Configuration of Cisco (IOS, IOS XE, and NXOS), Juniper, Palo alto, and F5 Network hardware.
• Configuring, upgrading and verifying the NX-OS operation system.
• Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers
• Configuring, maintaining and troubleshooting IPS and IPS-1 in Checkpoint
• Hands on in deployment of GRE tunneling, SSL, Site-Site IPSEC VPN and DMVPN.
• Experience with migrating the partner IPSEC VPN tunnels from one datacenter to another datacenter
• Perform automate network management tasks, real-time bandwidth monitor, TFTP & SFTP/SCP servers, Netflow analysis, IP address tracking and configuration network functions.
• Management of application load balancing using Citrix NetScaler load balancer.
• Implementation of Site-to-Site VPNs and DMVPN over the internet using IKE Phase 1 and IKE Phase 2 based on traffic with ASA 5500 series Firewalls.
• Working on NTP, SMTP, DHCP and DNS
• Managed corporate Checkpoint Firewall management and operation and implementing security rules and mitigating network attacks.
• Implementing, troubleshooting and maintaining AP, WLC, WCS, NCS.
• Updating IOS versions on Cisco 3850 to IOS XE
• Worked on NXOS, IOS and IOS-XR BXB to N7K-NXOS (MPLS) system test
• Working and designing configurations for vPC, vPC domian, vpc peer-gateway, vPC peer-switch, auto-discovery, and vPC single sided, vPC double sided, NX-OS, VFR, Otv, fabric path.
• Worked on upgrading the PAN-OS and Port Open Requests on the Palo alto devices.
• Extensive Juniper Networks experience in Junos, ScreenOS, IVE (Pulse), NSM, and Junos Space.
• Troubleshoot customer's network issues in ISP Core technologies like BGP, IGP, MPLS, L2VPN, L3VPN
• Hands on experience working on Cisco 7600, 12K, ASR routers & Juniper MX series routers
• Designing, Provisioning and Installation of the customer sites in IPSA for MPLS Backbone.
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution
• Implementing and configuring F5 LTM's for VIP's and Virtual servers as per application and business requirements.
• Did JUNOS and NAT migrations on Juniper SRX firewalls
• Configure Intrusion Detection and Prevention on Juniper SRX firewalls.
• Responsible to troubleshoot the connectivity between CPE router and the COLT’s edge router (SAR)
• Researched, designed, and replaced aging Checkpoint firewall architecture with new next generation Palo alto appliances serving as firewalls and URL and application inspection.
• Worked closely with RIR (Regional Internet Registry) to procure PI (Provider Independent) and PA
• Responsible for troubleshooting complex networking issues in service provider MPLS & internet IP addresses and AS numbers for COLT and customers
• Working with application teams to Deploy services by adding them into load balancer.
• Set up DNS Reverse Delegation according to RIPE rules in RIPE Database
• Migrating of existing IPSEC VPN tunnels from Pre-Shared key to Certificate Authority for purpose of scaling.

Confidential, Chelmsford, MA

Network Engineer

Responsibilities:

• Responsible for design & management of Juniper Netscreen Firewalls, Juniper Switches, Cisco Switches.
• Experienced working with security issues related to Cisco ASR 9K, Checkpoint and Juniper Netscreen firewalls.
• Design, install, configure, troubleshoot and maintain varies load balancers including Citrix Netscaler, Riverbed STM.
• Configuring VPN, clustering and ISP redundancy in Checkpoint Firewall.
• Asset management, keeping inventory of every device in the data center
• Migrated Firewall infrastructure from Checkpoint R65 to Netscreen ISG2000.
• Experience with Firewall Administration, Rule Analysis, Rule Modification
• Hands on experience with new next generation Palo alto appliances serving as firewalls and URL and application inspection.
• Configured spanning tree and intervlan routing.
• Configured and maintained IPSEC tunnels on Palo alto Firewalls.
• Configuration, Installation and troubleshooting of Juniper routers like PTX5000, PTX3000, T4000, MX960.
• Configured VLANS using Cisco routers and multilayer switches and supporting STP, RSTP, PVST along with troubleshooting on inter-vlan routing and VLAN trunking protocol 802.1Q.
• Troubleshoot traffic passing managed firewalls via logs and packet captures.
• Provided 24x7 Cisco WAN resolution support and Change Management (CM) for an MPLS statewide IP/ATM WAN core backbone consisting of 6 NAPs, 13 POPs, and more than 150 end sites.
• Configure / Troubleshoot CISCO 12000, 7500, 3800, Juniper MX 480, MX960 series routers and EX4200 & EX3200, 3560 series switches for LAN/WAN connectivity.
• Troubleshoots Different technologies problems involving to Cisco routers, Firewalls, APs, Switches, Fortinet and Meraki.
• Firewall filtering and NAT, Adding and modifying the policies in juniper SRX.
• Configuration and Administration of Palo alto Networks Firewall to manage large scale Firewall deployments.
• Configured VSS, VPC and HSRP on Cisco Switches.
• Worked on configuring FCOE using CIsco Nexus 5548.
• Configured network services equipment Riverbed accelerators in compliance with security policy.
• Used Citrix Netscalar for VPN.
• Built and support VRRP / Cluster based HA of Checkpoint firewalls.

Confidential

Network Admin

Responsibilities:

• Design and configuring of OSPF, BGP on Juniper Routers (MX960, MX480) and SRX Firewalls (SRX240, SRX550).
• Configure and install various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS)
• Configured voice VLAN ‘s and checked BOM for IP Phone’s and Network Devices and the installations of the respective devices at new office’s along with IPAM with DHCP service administration.
• Configured Nexus 7010 including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer link
• Configuring Firewalls, and managed network security processes like VPN, ACL, NAT, IPS and IPsec using cisco checkpoints with, Juniper SRX and ASA firewalls
• Upgrading and investigating Cisco IOS to the Cisco router and switches.
• Configure and investigate Juniper EX arrangement routers and switches.
• Configuring Site to Site to VPN integration.
• Troubleshooting and installing of CRS, ISR, GSR, ASR9000, and Nexus devices.
• Responsible for Cisco ASA firewall administration across our global networks
• Involved in the removal of EIGRP from all devices and making OSPF the primary routing protocol.
• Involved in the modification and removal of BGP from the MPLS routers.
• Convergence of networks from MPLS to DMVPN through BGP redesign and front door VRF's
• Experience working with Nexus 7K, 5K, 2K devices.
• Troubleshoot and Worked with Security issues related to Cisco ASA/PIX, Checkpoint, IDS/IPS and Palo alto firewalls.
• Administered and managed Cisco routers, switches, ASA appliances and F5 load balancers.
• Involved in migrating Cisco ACE load balancers to F5 load balancers.
• Experience working with Arista 7050s, 7150s in data center.
• Maintained redundancy on Cisco 2600, 2800, and 3600 routers with HSRP

Confidential

Network Support Engineer

Responsibilities:

• Experience in working with Nexus 7010, 5548, 2148, 2248 devices
• Configured Policies on Juniper Netscreen and SRX firewalls and Palo alto as well.
• Installed high availability Big IP F5 LTM and GTM load balancers to provide uninterrupted service to customers.
• Implemented Quality of Service (QOS), Policy Routing in the network infrastructure
• Responsible for the administration and support of Cisco ACE and CSS load balancers.
• Configured and set up Juniper SRX gateways.
• Configuring ISIS in L3 switches to support MPLS configuring & management of VLANS, 802.1q trunks, VTP, security policies
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches
• Configuration and Installation of Cisco Nexus 9K, 7K, 5K, 6K, ASR 1000 series
• Worked on Juniper MX 480, MX960 and Juniper M120i Installation and configuration.
• Knowledge in implementing and configuring F5 Big-IP LTM-6400 load balancers.
• Connecting multiple locations through MPLS with tunneling & ISIS configurations
• Experience with deploying the Layer 3 MPLS VPN in all Branches and campus locations
• Analysis and troubleshooting of network system that include LAN, WAN, Global Datacenter, F5 firewall & DNS/DHCP
• Leased line 64k- 155Mb (PPP/HDLC), channelized lines(E1/T1/E3/T3), fiber optic circuit up to OC-192 speed, Frame relay, ATM, ISDN, xDSL, Load Balancing, Multi Homing, Satellite links, MPLS
• IOS upgrade in Nexus 7010 through ISSU (In service Software Upgrade)
• Worked on Juniper J series j2330, M320 routers and EX 3200 switches
• Involved in configuring IP Quality of Service(QoS)