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Network Security Engineer Resume

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Melville, NY

SUMMARY

  • Checkpoint and Cisco Network Administrator and Firewall Specialist with over 7 years of experience specializing in network support and security. Provided remote and onsite day - to-day firewall/VPN support for customer environments including Checkpoint, Palo Alto, Cisco, Juniper, etc.
  • Experience in Checkpoint firewalls, Palo Alto Firewalls, Juniper Firewalls, Cisco WSA/CWS, Cisco ASA, SSL VPN, Cisco Nexus, Cisco ACS, Cisco ISE, IPS, and Microsoft TMG.
  • Knowledge and experience of TCP/IP architecture, TCP/IP protocol suites and dynamic routing protocols including RIP, IGRP/EIGRP, etc.
  • Thorough knowledge of Windows Server 2003; 2008; Windows NT; TCP/IP.
  • Capabilities include an extremely broad knowledge base and familiarity with firewalls, VPN, IDS, and IPS.
  • In-depth knowledge of TCP/IP, high availability, load balancing, and remote management complements outstanding relationship management, analysis, and problem resolution skills as well as outstanding organizational, multitasking, and team building skills at all levels.
  • Planning, design, implementing & troubleshooting complex networks & advanced technologies.
  • Advanced knowledge, design, installation, configuration, maintenance and administration of Palo Alto Firewalls, Checkpoint Firewall R55 up to R75 version, VPN.
  • Troubleshoot and hands on experience on security related issues on Cisco ASA/PIX, Checkpoint, IDS/IPS, Palo Alto and Juniper Net screen firewalls.
  • Advanced knowledge in Design, Installation & configuration of Palo Alto & Checkpoint Environment.
  • In-depth knowledge and hands-on experience in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX SSL Security.
  • Advanced knowledge in Cisco ASA 5000 series and PIX installation, configuration and maintenance.
  • Advanced knowledge in Cisco Switches and Routers Configurations TCP/IP suite and routing protocols, such as OSPF, BGP, & EIGRP.
  • Advanced Knowledge in IPSEC VPN design connection & protocols, IPSEC tunnel configuration, encryption and integrity protocols.
  • Extensive experience in Configuration and deployment of network security devices, including firewalls, Intrusion, Detection Systems, VPN, Identity Gateways.
  • Advanced knowledge in IPS and IDS tools such as Cisco and ISS Site protector.
  • Process elaboration, flowchart and network topology and several documentations.

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

Firewalls: Palo Alto PA-200, PA-500, PA-2k, PA-3k, PA-5k & PA-7050, Checkpoint R65/R70/R75/R76/R77

Load Balancer: F5-Big-Ip, LTM, Ax10.

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.

WAN Technologies: ATM, ISDN, PPP, MPLS, ATT, 802.11, 802.11a, 802.11b, APLUS.

Network Technologies: IPsec, GRE, NAT/PAT, ACL, IPv4, IPv6.

Operating System: Windows XP, Vista, Windows 7, UNIX, SPLAT (Secure Platform), Linux

PROFESSIONAL EXPERIENCE

Confidential, Melville, NY

Network Security Engineer

Responsibilities:

  • Network security monitoring: analysis & identification of incident activities & system log files.
  • Review Firewall release for any possible non-compliance or vulnerability.
  • Assist with development of security policies, standards and procedures.
  • Configuration and maintenance of Checkpoint NGX R65.
  • Implementing and Troubleshooting of VLAN.
  • Implementing & Administration of Zoning Architecture project (Imp of various zone like Server, Intra & Internet Zone)
  • Configuring routing protocols OSPF, EIGRP, RIP, MPBGP, LDP and BGPV4.
  • Troubleshoot traffic passing managed firewalls via logs and packet captures
  • Deployed 7613 as PE and CE router and Configured and troubleshoot the Edge Routers.
  • Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.
  • Worked on Cisco ACS 5.2.0.26.5 for creating new VPN accounts.
  • CheckPoint firewall support and migration to Palo Alto firewalls underway
  • Experience on Check Point Firewalls NG, NGX, NGX R65, R70, R75.
  • Created multiple policies and pushed them in to Checkpoint Firewall (Gateways) and the Checkpoint Management Server with SPLAT operating system.

Confidential, Orlando, FL

Firewall Engineer

Responsibilities:

  • Installation and administration of Checkpoint R 75.40 Firewall.
  • VLAN and Port channel configurations on Cisco 4500 and 6500 series switches
  • OSPF configuration
  • Firewall Log monitoring using RSA Envision and Q RADAR
  • Site to site VPN implementation on ASA Firewalls
  • ASA software upgrade on Failover setup.
  • PIX to ASA Migration.
  • Installation and administration of Cisco 2800,3800,7200 series Routers
  • Best practice implemented on Cisco Routers and Switches.
  • Fine tuning of Firewall policies based on Information security policy.
  • Network documentation using Microsoft Visio 2007.
  • Network sniffing using Wireshark.
  • Building, configuring, maintaining, troubleshooting firewalls. Develop & implement the company’s security policies, rules implementation.
  • Coordinate lab testing of new software to ensure stable implementation.
  • Planned, installed, monitored and was the single point of contact for all intrusion detection for client systems.
  • Monitored and maintained client firewall, intrusion detection systems and VPN systems including (Checkpoint FW-1/VPN-1/Cisco PIX/SecureVPN/SecureIDS).
  • Configuring rules and Maintaining Palo Alto Firewalls & Analysis of firewall logs using various tools.
  • Provide Information Security Risk Assessment and consulting for internal projects.
  • Coordinate with network operations center for change notifications, alerts & escalation of security incidents.
  • Provide support to help desk for complex/major network problems. Build the rules for the application access across the IPSEC VPN tunnel.
  • Configure IPSEC VPN tunnels between Checkpoint and other non-Checkpoint endpoint devices using IKE pre-shared keys, 3DES and MD5.
  • Perform daily network operations, on-call, and other duties and tasks as required.
  • Perform network security, administration, analysis, and problem resolution for networks, including NT 4.0, Windows 2000, UNIX (Solaris & BSD), CISCO, TCP/IP, and Checkpoint firewalls.
  • Implemented enterprise wide network infrastructure and ecommerce support solutions including, network intrusion detection, encryption and monitoring.
  • Performed business migration planning including location change, platform introduction and integration

Confidential, Chicago IL

Network Security Administrator

Responsibilities:

  • Performing System Security checking against emerging OS and subsystem technology automated tools
  • Assist in developing a data security plan to ensure the threats, risks and vulnerabilities from emerging security issues are taken care thereby attain a stable state from a safeguarding perspective, including precautions to prevent the same
  • Blocking of IP’s on Checkpoint which are suspicious to network
  • Firewall management which involves Creating rule and troubleshooting on Checkpoint R75 and Cisco ASA
  • Installed and Configured Checkpoint Firewall in Internet Edge
  • Configuring rules and Maintaining Cisco ASA & Analysis of firewall logs using various tools
  • Daily responsibilities included design, implementation, support and administration of multiple security products running CheckPoint Provider-1
  • Regularly performed firewall audits around CheckPoint Firewall-1 solutions
  • Knowledge of VPN’s (IPSec, SSL)
  • Remote datacenter support and configuration of Load Balancers, firewalls, routers, switches
  • Install Packet Shaper as QOS system to monitor and manage network traffic

Confidential, Boston MA

Network Admin Intern/Network Admin

Responsibilities:

  • Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500.
  • Experience in migration of VLANS.
  • Expertise in implementing L2 technologies including VLAN's, VTP, STP, RSTP and Trunking.
  • Configuring and Troubleshooting Route Redistribution between static, RIP, EIGRP OSPF & BGP protocols.
  • Configured Security policies including NAT, PAT, VPN's and Access Control Lists.
  • Configuring IPSec VPN on Cisco Firewall.
  • Maintained, upgraded, configured, installed Cisco ASA 5510, 5520, & 5505 Firewalls from the CLI & ASDM.
  • Managed network IP access via Dynamic Host Configuration Protocol (DHCP).
  • Managed network security processes using ASA firewalls.
  • Prepared technical documentation of configurations, processes, procedures, systems and locations.
  • Redistribution of routing protocols and Frame-Relay configuration.
  • Researched and implemented upgrade process to support Cisco VPN solution.
  • Researched, designed, tested and implemented Cisco's VPN solution for remote clients.
  • Responsible for designing and implementation for customer network infrastructure.
  • Upgrade Cisco Routers and Switches IOS using TFTP.
Confidential

Network Administrator

Responsibilities:

  • Monitoring, Maintenance and Troubleshooting of core as well as customer’s IP Network.
  • Provide phone support directly to customers experiencing network performance issues.
  • Provide configuration support of customer devices when necessary, and follow the documented change control procedures
  • Analyze and interpret existing LAN/WAN infrastructures: provide information, advice or instructions and assist in problem resolution
  • Coordinate problem-solving efforts between customers, NOC personnel, 3rd party vendors, partners, and field service personnel.
  • Work with telecommunication carriers to resolve chronic network issues
  • Escalate product issues to product vendors and implement proposed solutions
  • Determine when a hardware-related problem requires on-site field service dispatch
  • Maintain contact with field support engineers to ensure that repair procedures are followed and updates customer with status of field repairs.
  • Provide timely and accurate updates in the trouble ticket database
  • Research documents and investigate potential recurring technical issues.
  • Troubleshooting Network Related Alert/Alarms and checking the status via EMC Smarts Tool.
  • Maintenance and Troubleshooting of the network & Network devices like Routers and Switches.
  • Assisting Technical Support team in Troubleshooting Network Device

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