SUMMARY

• IT Professional with total 8 years of experience as Network Administrator/F5 Administrator.
• Hands - on experience in providing network support, installation and analysis for a broad range of LAN/WAN/MAN communication systems.
• Expert level knowledge about TCP/IP protocol suite and OS Imodel.
• Experience configuring and testing F5 iRules using Browser (IE), HTTP watch.
• Expertise inOSImodel, TCP/IP, UDP, IP addressing and sub netting.
• Palo Alto installation, configuration, administration, monitoring and implementing the policies.
• Experience in configuring and troubleshooting BIG-IP F5 load balancer LTM creating virtual servers, nodes, pools and iRules on BIG-IP F5 in LTM module.
• Strong command over protocol stack andOSIlayers and worked extensively on network layer along with different hardware configurations in testing.
• Managed all network and devices to include Cisco routers, switches, VPNs, SSL, Check Point, Cisco PIX, Cisco ASA, Cisco FWSM as well as content delivery networks (CSS, Citrix Netscaler and F5 BigIP LTM and GTM 1600 and 3400 load balancers) enterprise environment.
• Responsible for supporting the SIMS Application clients at all levels as part of a helpdesk team. Ensuring that all hardware and software is configured and installed correctly.
• Good understanding of F5 products and technology (LTM, SSL offloading, GTM).
• Expertise understanding in implementing and configuring F5 Big-IP LTM-3900, and 6900 LOAD BALANCERS, maintained policies.
• Experience in deploying BIG-IP F5LTM Load Balancers for load balancing and traffic management of business application.
• Experience in troubleshooting issues on F5 LTM using F5 support services.
• Palo Alto integration with VMware Virtual Desktop infrastructure.
• Have good experience working with the Trouble Tickets on F5 Load Balancers.
• Configuring, administering and troubleshooting the Check Point, Palo Alto and ASA Firewalls.
• Good knowledge and experience in installation, Configuration and Administration of Windows Servers, Active Directory, FTP, DNS, DHCP, TFTP, Linux OS under various LAN and WAN environments.
• Expertise in Windows, VMWare ESXI installation & Troubleshooting.
• Configured VLAN trunking with Palo Alto interface.
• Good experience on monthly servers patching using IBM BigFix, Shavlik.
• Resolve tickets and provide Root Cause Analysis to management.

TECHNICAL SKILLS

Switches: Cisco Catalyst 3560, 3750, 4500, 4900, 6500&Nexus 2000, 5000, 6000 and 7000

Firewalls & Load Balancers: Cisco ASA 5540 series, IPSEC and SSL VPN, HTTP, F-5 LTM (3900, and 6900).

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

Switching: VLANs, Dot1Q, VTP, STP, RSTP, VLAN Maps, HSRP, GLBP, CEF, DCEF, Port Security, Nexus OTV and Fabric path.

LAN/WAN Technologies: Ethernet, Frame relay, HDLC, PPP, T1, T3, OC Standard, DSL, ISDN, Cisco Wireless MERAKI, Riverbed, WLC Flex 7500 series.

Protocols: IP, TCP, UDP, ICMP, NAT, DHCP, SNMP, IPSEC, SSL, HTTP, SSH, DNS, PAT

AAA Architecture: TACACS+, RADIUS, Cisco ACS

Network Monitoring and Management Tools: CA Spectrum, Wireshark and GNS3, Solar Winds, Citrix Netscalar.

PROFESSIONAL EXPERIENCE

Confidential, Bloomington, IL

IP Engineer

Responsibilities:

• Experience in Configuring, upgrading the F5 LTM device as per corporate applications request.
• Enterprise level experience on implementing the production changes as per client requirement and intensive changing control policies were processed using service now ticket tool.
• Have expertise level of knowledge on using ATM tool lookup for checking and quick configuring, reviewing of F5 LTM devices.
• Configured F5 Big IPs with VIPs, Pool, iRules and SSL certificates to ensure traffic was load balanced.
• Software Upgrade for Palo Alto Devices and Integrating of Active Directory/LDAP with Palo Alto Next Generation Firewalls.
• High level experience on creating and implementing custom design iRules, Health monitor and SSL profile as per the System engineer request.
• Successfully installed Palo Alto PA-3060 firewalls to protect Data Center and provided L3 support for routers/switches/firewalls.
• Design and deployed F5 LTM load balancer infrastructure per business needs from the ground up approach.
• Support Citrix Net Scaler F5 platform, configuring, implementing, & troubleshooting Citrix NetScaler
• Configuring rules and maintaining Palo Alto Firewalls & Analysis of firewall logs using various tools.
• High level of experience on troubleshooting and resolving F5 related issue.
• Experience on working with change management team regarding critical level production issues.
• Have expert level of experience working on day to day F5 related stage and test device tickets for creating, upgrading and modification on the virtual servers, pool members and custom related health monitors to satisfy client and application team.
• Designed and coordinated implementation of Citrix Access Gateway (CAG) on a pair of Citrix Netscaler MPX devices for CSC's cloud.
• Hands on Knowledge/experience on F5 load balancers, its methods, implementation and troubleshooting on APM and ASM.
• Worked on software versions including 9.2, 11.4.1, 11.5.3.
• Worked on F5 LTM series like 1600, 3600, 6900,8900 for the corporate applications and their availability.
• Installed a software called Software Inventory management System (SIMS) & create MSDN user ID so that user could login and download the required software from Microsoft.
• Thorough understanding and Experience in F5 concepts which include Virtual servers, Pools, Health monitors, All protocol profiles, SSL Profiles, Persistence profiles, Load balancing methods, SNAT, Automap, Self IP's, HA pair and floating IP, iRule.
• Configuration, migrations, upgrades of F5 BigIP LTM 3400, 6400, 8900 running v4.x to 10.2.x, Active/Standby devices. Knowledge on configuration of iApps (BIG-IP) application service in implementing F5 load balancer.
• Good understanding of F5 products and technology (LTM, SSL offloading, GTM).
• Experience in configuring and troubleshooting BIG-IP F5 load balancer LTM creating virtual servers, nodes, pools and iRules in LTM module.
• Helped Data Center Operation on monthly patching using IBM BigFix.
• Design and deployed F5 LTM load balancer infrastructure per business needs from the ground up level and made migration on versions and devices, like F5 version from 11.3 to 11.5.3

Confidential, Bellevue, WA

L3 Network Engineer / Application Delivery Administrator

Responsibilities:

• Expertise in Designing, Implementation, Administration, Operations and Troubleshooting of enterprise data networks as a Network Engineer.
• Worked on Cisco Catalyst series 2900, 3560, 3750, 4500, 4900, 6500 and Cisco 1800, 2600, 3600, 7200, 7600, ASR 9k routers.
• Expertise understanding in implementing and configuring F5 Big-IP LTM-3900, and 6900LOAD BALANCERS, maintained policies.
• Proficient hands on experience in configuration & troubleshooting of routing protocols and deployment of OSPF, EIGRP, BGP and Policy routing on Cisco Routers.
• Experience in implementing, maintaining and troubleshooting L2 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.
• Implemented redundancy with HSRP, VRRP, GLBP, Ether channel technology.
• Configuration and support of Juniper Net screen firewalls and Palo Alto firewalls.
• Expertise in implementing Security policies like NAT, PAT, IDS, IPS and Access lists.
• Had a good experience in implementing L2 and L3 VPN, Cisco IOS and OS-XR.
• Provided Load Balancing towards access layer from core layer using F5 Network Load Balancers.
• Managed inventory of all network hardware, Management and Monitoring by use of SSH, Syslog, SNMP, NTP.
• Proficient in using MS Visio for documentation.

Confidential, Thousand Oak, CA

Network Engineer

Responsibilities:

• Worked on OTV to extend L2 VLANs between data centers over IP on Nexus 7010 switches.
• Worked on 3600, 7200, 7600series Cisco routers.
• Provided Network support and maintained Riverbed Steelhead 2050 Series.
• Configured and maintained EIGRP, OSPF and BGP on Cisco Routers.
• Maintained TACACS+ and RADIUS servers for AAA authentication and user authentication.
• Used Cisco ASA 5540 firewall for Enterprise security, configured ACL's for Internet requests to Server Farm in LAN and DMZ.
• Configuring and implementing F5 BIG-IP, LTM load balancers to maintain global and local traffic.
• Worked on Load Balancers CSME and F5 LTM like 3900, 6900 for corporate applications.
• Provided VPN services to site-to-site and, Remote access VPNs using IPsec and GRE tunneling mechanisms.
• Build IT security infrastructure including Checkpoint, Juniper and Palo Alto firewalls.
• Performed network administration tasks such as creation and management of VLANS, Port security, Trunking, RPVST+, Inter-VLAN routing, and LAN security.
• Configured policy statements, and routing instances.
• Performed Network Security Assessment and implemented security features such as network filtering, SSH, AAA, SNMP access lists, VTY access lists, EIGRP MD5 authentication, and HSRP authentication.
• Maintained F5 BIG-IP LTM 6900 for providing application redundancy, load balancing and policies.
• Used internal network monitoring tools (Solar Winds & Opmanager) to ensure network connectivity and Protocol analysis tools to assess the network issues causing service disruption.
• Created and designed network layout and documented network system design with detail information using Visio software.

Confidential, Englewood Cliff, NJ

Systems / Network Administrator

Responsibilities:

• Installed, Configured and maintained 2600, 3600, 7613Cisco Routers and 3750, 4500 and 6500 series Cisco Switches.
• Performed VSS on Cisco catalyst 6500 series switches.
• Configured and managed Cisco access layer routers and switches & carried out route redistribution & manipulated route updates using distribute lists, route-maps & administrative distance, and offset-lists.
• Learned and Tested various BGP attributes like local preference, MED, Weight and replicated customer issues in the testing environment lab.
• Configuring, Administering and troubleshooting the Checkpoint, Palo Alto, Imperva and ASA firewall.
• Configured PVSTP+ for loop prevention and VTP for Inter-VLAN Routing.
• Implemented port aggregation & link negotiation using LACP and PAGP.
• Involved in design, implementation and configuration of HSRP for load balancing on L3 switches on different location of office on the switched network.
• Configured Client VPN technologies including Cisco's VPN client via IPSEC.
• Troubleshot issues and outages on Trunks and Router interfaces and firewalls extensively maintained.
• Involved in operations and administration of WAN consisting Ethernet Handoffs, T1, DS3, and Optic Fiber Handoffs.
• Provided technical assistance for LAN/WAN management & troubleshooting and complex customer issues using Network monitoring tools such as Solar winds.
• Worked on network-based IT systems such as Racking, Stacking and Cabling.
• Worked as a VMWare Administrator worked extensively on the LUN Allocation with SCSI
• Scheduled security patch updates for the ESXI framework.
• Worked on allocation of storage spaces and working with client requirement for allocation of customized resource allocation.