Network Security Administrator Resume
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
