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Network Security Administrator Resume

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TX

SUMMARY:

  • 7+ years of experience in Networking and Security, including hands - on experience in providing network support, installation and analysis for a broad range of LAN / WAN communication systems
  • Implemented Zone Based Firewalling and Security Rules on Firewall
  • Firewall technologies including general configuration, risk analysis, security policy, rules creation and modification of Check Point Firewall R65, R70 & R77 Provider-1/Site Manager-1 R65, R70.30 & R75.40 Smart Domain Manager command line & GUI, Cisco Pix and IOS Firewall, Cisco ACL, Cisco ASA & Junos SRX240, NetScreenOS 208, ISG 2000 & NSM environment
  • Perform Custer configuration, backup and restore the current Gateway installation
  • Knowledge of Intrusion Detection, DMZ, encryption, IPsec, proxy services, Site to Site VPN tunnels, MPLS/VPN, SSL/VPN
  • Familiarity with Cloud Security and Cloud Disaster Recovery
  • Experience with Cisco ISE platform and Cisco FWSM
  • Knowledge on Huawei & Juniper Routers, HP & IBM blade switches
  • 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
  • Configuring VLAN’s, Trunking and routing part for Cisco Catalyst 6500, 4500, 3750, 2980 switches
  • Assist in the migration from Cisco 6500 equipment to Cisco Nexus 7000 equipment and stacked Catalyst 3850 switches
  • Expertise in Windows NT/2000/2003 Active Directory design, deployment and troubleshooting, Exchange 2000/2003, WINS/DHCP/DNS, Citrix Presentation Server, Web Interface, Citrix, TCP/IP, Wireless
  • Advanced knowledge in Cisco Switches and Routers Configurations
  • Advanced knowledge in TCP/IP suite and routing protocols, such as OSPF, BGP, and EIGRP
  • Advanced knowledge of analyzing and implementing complex firewall rules on Checkpoint firewalls and/or FortiGate security devices, MPLS, ATM and Frame-Relay technology
  • Knowledge of Server Hardware: IBM X Series Servers, IBM Baldecenter HS20/HS 40 and HP Proliant Servers
  • Knowledge in planning, design, implementing and troubleshooting complex networks and advanced technologies
  • Advanced knowledge in Design, Installation and configuration of CheckPoint Provider Environment
  • Prepared technical documentation of configurations, processes, procedures, systems and locations
  • Experienced with IDS/IPS technologies and vulnerability assessment tools & monitoring

TECHNICAL SKILLS:

Routers:: Cisco 7609, 2600, 2800, 3800, 3640, Cisco 3745, 7200 Series

Switches: Cisco 3500, 5000, 6500 Catalyst Series Cisco 7000, 2000 Nexus Series

Routing Protocols: BGP, OSPF, EIGRP, VRRP, HSRP, GLBP, and RIP

Switching Protocols: STP, RSTP, PVSTP, VTP, ARP, and VLAN

IP Services: DHCP, NAT, VLAN, DNS, FTP, TFTP, LAN/WAN

Firewalls: Checkpoint R65/R70/R75/R76/R77, Cisco ASA, Juniper

Hardware: HP / Compaq / Dell / IBM Servers, SSL, CDP

Languages: C, C++

Operating System: Windows XP / 7, RHEL

PROFESSIONAL EXPERIENCE:

Confidential, TX

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
  • Configuring VPN, clustering and ISP redundancy in Checkpoint firewall
  • Worked extensively in 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
  • Configuring, maintaining and troubleshooting IPS and IPS-1 in Checkpoint
  • Monitoring and troubleshooting traffic through SmartView 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
  • Maintain the periodical software update on security devices depends upon the bugs fixed with the new software releases
  • Implemented and troubleshooting the Virtual firewalls (Contexts) solutions in ASA
  • 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

Confidential, Columbus, OH 

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
  • Perform advanced troubleshooting using Packet tracer and tcpdump 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 the implementation, documentation, and day-to-day support of the Imperva Database Firewall
  • 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
  • Responsible for installation, troubleshooting of firewalls (Imperva Web app Firewalls, Checkpoint firewalls) and related software, and LAN/WAN protocols.
  • Troubleshooting the VPN tunnels by analyzing the debug logs and packet captures
  • Planning, designing and implementing a secure ODC Network setup for upcoming projects
  • 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

Confidential, Indianapolis, IN

Network Administrator

Responsibilities:

  • Switching tasks include VTP, ISL/802.1q, IPSec and GRE Tunneling, VLANs, Ether Channel, Trunking, Port Security, STP and RSTP
  • Using SmartUpdate, User Management and Authentication in Checkpoint Firewall
  • Monitoring Traffic and Connections in Checkpoint and ASA Firewall
  • Analyzing the IPS logs and adjusting the protect mode
  • New firewall design, installation, routing configuration & implementation. Manage and support Remote Access VPN setup for users and field locations with Nortel VPN Captivity Switch, RSA Secure IDS two-factor authentication and Juniper SSL VPN
  • Monitor the ticket queue for incoming tickets, update tickets in accordance to Service Level Agreement (SLAs) requirements and, escalate based on severity levels using AxiosAssyst
  • Configuring, supporting, and maintaining routers, switches, network appliances, firewalls, concentrators, and other communication devices
  • Responsible for SharePoint Server 2013 for entire Managed Network Security Services
  • Providing VPN and SSH access as per role and considering security breaches. Performing Firewall rule analysis and make decisions on risk to customer network
  • Audit firewall logs on a regular basis and investigate any suspicious activities. Used Bluecoat Proxy SG Appliances to effectively secure Web communications and accelerate delivery of business applications
  • Experience with designing, deploying and troubleshooting LAN, WAN, Frame-Relay, and Ether-channel
  • Experience in Configuring and implementing VLAN, VTP, LAN switching, STP and 802.x authentication in access layer switches
  • Troubleshoot; coordinate with Application Systems and Network Operations Engineers, and Help Desk, to resolve problems
  • Performed various projects while successfully migrating data to new systems and remote locations

Confidential

Network Executive

Responsibilities:

  • Troubleshooting of LAN, WAN and user technical problem
  • Designed and implemented IT security policies and networked backup systems
  • Configured route redistribution between OSPF and EIGRP in a multi-area OSPF network
  • Implemented Hot Standby Router Protocol (HSRP) by tuning parameters like preemption
  • Installed Cat5, Cat6 and fiber optic cable under guidance
  • Track tickets through custom Service Center and Service Manager Products
  • Monitored LAN/WAN network activity utilizing CA/Spectrum monitoring tools
  • Responsible for reporting to management on Firewall EOL progress
  • Practical knowledge about TCP/IP, DHCP, DNS, SMTP, POP3, RIPV1, RIPV2, OSPF, IGRP. EIGRP, BGP Routing protocol Static, default and dynamic

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