SUMMARY

• 8+ years of Network and IT administration experience in Data Center network and wide network administration.
• Expertise in creating repeatable, reliable, scalable network architectures, with fault tolerance, performance tuning, monitoring, systems, statistics/metric collection and disaster recovery
• Involved in extensive support for Networking Infrastructure involving UCS on Vblock infrastructure
• Extensive experience working with Cisco Routers, Cisco Catalyst Series Switches and ASA/PIX firewalls and network gear from other prominent vendors.
• Familiarity with Cloud Security and Cloud Disaster Recovery
• Perform Custer configuration, backup and restore the current Gateway installation
• Implemented Zone Based Firewalling and Security Rules on Firewall
• Experience working in Cloud infrastructure with VMware ESXi Server platforms for application servers. Network Configuration for server apps and app migrations support.
• Strong knowledge in MOP, NTP& PGB configuration, VPN administration - SSL VPN and authentication technologies, such as RSA SecurID
• Strong knowledge of IP networking, IP Address Management (IPAM) and ITIL guidelines.
• Strong in routing and switching protocol knowledge with skills in Layer 2/3 protocol features.
• Good with regression testing, scheduled project timelines and timely resolution of customer issues.

TECHNICAL SKILLS

LAN Technologies: VLAN, 802.1q, Inter-vlan routing, STP, RSTP, PVST, HSRP,VRRP GLBP,LACP

WAN Technologies: Frame Relay, ISDN, PPP, MPLS, Wan Accelerator exposure to DS1, DS3, OC3, OC12, OC48, OC192, T1 /T3, 10G, Autonomous AP's, Lightweight AP's WLC, WDS, Standards- 802.11a, 802.11b, 802.11g

Network Hardware Cisco and other vendor equipment: Cisco routers (7200, 3800, 3600, 2800, 2600, 1800 series), Cisco ASR (1000,5000,9000) Cisco MDS 9000 &Catalyst 6500, 4500, 4900, 3750, 3500, 2900, Cisco UCS blades, Juniper, Arista, Series Switches, ASA/PIX Firewalls 5510/5520/5550 , Nexus (1000,2000,5000,9000)

Network Security: NAT/PAT, Firewall Design, IPSec/SSL/AnyConnect VPN Configuration, Checkpoint R65/R70/R75/R76/R77, Cisco ASA, Juniper Checkpoint Secure Platform (SPLAT), Firewall Load Balancing, IDS/IPS, RADIUS, TACACS+, and Digital Signatures.

MplsRouting Protocols: EIGRP, OSPF, BGP, RIP & IGRP

Infrastructure Services: DHCP, DNS, SMTP, FTP, TFTP, IIS

Network Management& APM: SNMP, Netcool, Solar winds, Cacti, Cisco Works LMS, MRTG 2.13, EtherealSniffer,OPNET,Infoblox,Wire shark, Microsoft PowerShell, Visio, Riverbed AppTransactionXpert, AppResponseeXpert.

PROFESSIONAL EXPERIENCE

Confidential, The Colony, TX

Network Engineer

Responsibilities:

• Worked on BGP, OSPF, MPLS enabled network environment.
• Provided last point of escalation to high care network incidents and provide immediate break-fix remediation such as disaster recovery re-configuration.
• Enforced network security to DMZ & external Market Data vendors via Cisco PIX 515 and ASA 5500 series firewall rules, and NAT.
• Worked on Cisco ASR 5000 EMS for protocol monitoring, session monitoring and auditing and network troubleshooting
• Diagnose and resolve application and network issues through Wireshark packet captures, ensuring end-to-end IP connectivity.
• Work with Load Balancing team to build connectivity to production and disaster recovery servers through F5 Big IP LTM load balancers.
• Maintained the company’s Infoblox IPAM system - manage IP addressing and DHCP globally Configuration of BGP using attributes, route-map, prefix-list etc.
• Configuring BGP features such as Route Reflectors, BGP metrics such as MED, AS path, local preference and communities.
• Break-fix routing issues and implement best practices of OSPF and BGP routing protocols.
• Configuration of 7609, 7606 with Trunking 802.1Q.
• Experience in working with unix/linux environment for solving the network related issues.
• Conduct extensive root cause analysis to quickly alleviate technical problems. Network documentation creation for all deployed solutions across network environment.
• Consistently complete projects ahead of schedule, facilitating quality customer satisfaction.
• Collaborated extensively with various telecommunications firms including AT&T, Verizon etc. and quickly resolved technical issues, specifically related to T1, T3, OCx and Frame-Relay.

Confidential, Atlanta, GA

Network Security Administrator

Responsibilities:

• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience
• Migrations included and not limited to Cisco to Cisco and Cisco to Checkpoint and Checkpoint to Checkpoint
• Worked extensively with Nexus 7000, 5000, 2000, Cisco 6500 series multilayer switches, Cisco 2960s series switches and Cisco 3560/3750s switches
• Appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.
• Configuring VPN, clustering and ISP redundancy in Checkpoint firewall
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security
• Monitoring and troubleshooting traffic through Smart View Tracker
• 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
• Experience with configuring Virtual Server and Configuring Load balancing methods in F5 LTM
• New firewall design, installation, routing configuration & implementation. Manage and support
• Remote Access VPN setup for users and field locations with Nortel VPN Captivity Switch and RSA Secure IDS two-factor authentication
• Configuring, maintaining and troubleshooting IPS and IPS-1 in Checkpoint
• Maintain the periodical software update on security devices depends upon the bugs fixed with the new software releases
• Implementation, configuration and support of Checkpoint and ASA firewalls for multiple clients
• Firewall Policy administration and work with user requests submitted by users
• Maintain the security standards across the security devices as per the security policies. IDS/IPS Signature updates and CSM Management
• Implemented and troubleshooting the Virtual firewalls (Contexts) solutions in ASA
• Designed and implemented various Routing protocols such as OSPF, EIGRP, RIP, BGP across networks in multiple locations
• Implemented and troubleshooting the Virtual firewalls (Contexts) solutions in ASA

Confidential, Westminster, CA

Network/Firewall Administrator

Responsibilities:

• Responsible for installation, troubleshooting of firewalls (Cisco firewalls, Imperva Web app Firewalls, Checkpoint firewalls and Juniper firewalls,) and related software, and LAN/WAN protocols.
• Administering multiple Firewall of Juniper/NetScreen, in a managed distributed environment.
• Fulfilling routine change requests of Net Screen OS Firewall and resolving trouble tickets, maintain and monitoring firewalls using scanning software Nesses
• Knowledge of Juniper environment including SRX/Junos Space
• Hands on experience on all software blades of checkpoint firewall
• Configuring VPN, clustering and ISP redundancy in Checkpoint firewall
• Configuring, maintaining and troubleshooting IPS and IPS-1 in Checkpoint
• Configured redundant interfaces, DHCP server, DHCP relay, ntp settings, and sub interfaces on firewalls
• Built and support VRRP / Cluster based HA of Checkpoint firewalls
• Perform Checkpoint and PIX firewall/IDS design, integration and implementation for Cyber Trap client networks
• Perform QA Checks on block point builds of SPLAT and GAiA Checkpoint Firewalls running on HP Proliant Servers
• Responsible for installation, troubleshooting of firewalls (Imperva Web app Firewalls, Checkpoint firewalls) and related software, and LAN/WAN protocols.
• Responsible for the implementation, documentation, and day-to-day support of the Imperva Database Firewall
• Perform advanced troubleshooting using Packet tracer and tcpdump on firewalls
• Configuring VLAN, Spanning tree, VSTP, SNMP on Juniper EX series switches
• Implement changes on switches, routers, load balancers (F5 and CSS), wireless devices per engineers instructions and troubleshooting any related issues
• Troubleshooting the VPN tunnels by analyzing the debug logs and packet captures
• Automation of security operations and optimizing the usage of infrastructure
• Configuring and testing Multicast for both IPv4 and IPv6 routing in Data Center Environment
• Configuration of SSL VPN through access blade and up-gradation of Firewall
• Participated in Pfizer Legacy Data Center Network Infrastructure Transition and Disaster Recovery Center transition for various locations
• Works closely with Customers in determining the business needs for a Project and build Detail design which includes Data Flow diagram, Logical and Physical Diagram
• Planning, designing and implementing a secure ODC Network setup for upcoming projects

Confidential, New York, NY

Network Engineer

Responsibilities:

• Provided staff augmentation support for BGP, EIGRP, OSPF and Multicast enabled enterprise network using Cisco equipment including 6509s with FWSMs, 3750 Stackwise switches, PIX & ASA firewalls.
• Extensive support for Networking Infrastructure involving UCS on Vblock infrastructure Support WAN connectivity using Level-3, ZAYO MPLS multi-campus infrastructure.
• Migrated Vlans from ASA (perimeter firewalls) to FWSM’s for better security management.
• Administered VPN and authentication technologies, such as RSA SecurID
• Provided detailed network analysis, investigation and documentation services, including written site information and detailed physical and logical Visio network drawings.
• Performed 24*7 on-call rotation schedule over network monitoring tool interface and configures Loopback connectivity for enterprise network.
• Worked with ACL (access control list) requests like add-remove-audits.
• Network monitoring, trends, outage tracking, Perform and schedule preventative maintenance and periodic high availability testing on all network equipment.
• Participate in Change control reviews and team change configuration peer reviews as a part of agile methodology.
• Work with Load Balancing team to build connectivity to production and disaster recovery servers through Citrix Netscalers.

Confidential, Hermosa Beach, CA

Network consultant

Responsibilities:

• Provided staff augmentation support of a multi-campus enterprise using Cisco equipment including 6509s with FWSMs, 3750 Stack wise switches and ASA firewalls.
• Support WAN connectivity using Verizon-based MPLS multi-campus infrastructure and monitored WAN circuit Upgrades/Downgrades
• Involved in FWSM/ASA firewall implementations and security management for corporate data center and remote locations.
• Layer 2 VPNs and IPSEC were integrated into the customer network for security.
• Provided detailed network analysis, investigation and documentation services, including written site information and detailed physical and local Visio network drawings.
• Installed/managed Intermediate/Main distribution frame (IDF/MDF) components, edge switches/routers of Cisco series 3750/3750G PoE/3845/Foundry 2402 for VLAN management, Trunking 802.1Q/EIGRP routing to main frame.
• Configured/managed Window server 2003/2008 Active Directory/group policies/terminal services/DHCP services/server disk management/periodic server based maintenance.
• Performed on-call rotation schedule over SNMP network monitoring tool interface as well as on site duties.
• VLAN design and implementation, Spanning Tree protocol (STP) configuration and support using Rapid PVST to avoid loops in the network. 802.1q Trunking and port channel creation.

Confidential

Network Admin

Responsibilities:

• Create and test Cisco router configurations with OSPF, routing protocols.
• Trouble shooting single and multiarm topologies, Fix routing issues and misconfigurations.
• Performed on-call rotation schedule using SNMP network monitoring tool for client support sites.
• Work with field engineers and escalation teams to patch and update networking software on client’s network gear, mostly using Cisco routers and Nexus switches.
• Provide staff support for a multi-campus enterprise using Cisco equipment including 6509s with Firewall and Cisco Catalyst switches.
• Provide recommendations on network infrastructure and reorganization with detailed network analysis using VISIO network drawings.
• VLAN design and implementation for new network requirements, including VLAN bridging and multi-port Trunks.
• Provide on call network support for various enterprise network clients.