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Network Security Specialist Resume

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Baldwin Park, CA

SUMMARY

  • 7+ experience in Network Security Administration.
  • Configuration of Palo Alto Firewall PA - 5k and CMS
  • Advanced knowledge, design, installation, configuration, maintenance and administration of CheckPoint Firewall R55 up to R77, Secure Platform Installation, VPN
  • In-depth knowledge of deploying and troubleshooting LAN, WAN, Frame-Relay, Ether-channel, IP Routing Protocols - (RIPV2, OSPF, EIGRP & BGP), ACL's, NAT, VLAN, STP, VTP, HSRP & GLBP
  • Experience in adding Rules, Monitoring Checkpoint Firewall traffic through Smart Dashboard & Smart view Tracker apps
  • Configured Client-to-Site VPN using SSL Client on Cisco ASA 5520.
  • Network security including NAT/PAT, ACL, HTTPS, Web Proxy, LDAP, VPN Concentrator, ASA/PIX Firewalls, Cisco IDS/IPS, AAA, IPsec/SSL VPN and L4 - L7 protocol.
  • Daily maintenance of Checkpoint Firewall.
  • Checkpoint Firewall logs maintenance.
  • Installation of Secure Platform.
  • Checkpoint Firewall Policy maintenance.
  • Providing support to Customers on servers, firewalls, SAN, NAS, Tape Library and Network related issues. Monitoring network through Network Monitoring Software.
  • Resolve all Hardware, Network and Software related issue with in SLA time period.
  • Follow-up with the customer to get confirmation of SLA penalty.

TECHNICAL SKILLS

Protocols: TCP/IP, RIP, OSPF, EIGRP, BGP, IPX\SPX, DHCP, DNS and PPP VTP, STP, ISDN

Routers: Cisco 3600 series, Cisco 2600 series, Cisco 1700 series, Cisco AS5200 series

Switches: Cisco 2900 series, Cisco 1900 series, Baystack T switch

OS: CISCO IOS 12.X, MS-DOS 6.22, Windows 95/97/98/Me, Windows NT4.0, Windows 2000,Windows 2000 Advance server, Windows XP, Windows 2003, Linux

Firewalls: Palo Alto PA 500/2k/3k/5k, Checkpoint R65/R70/R77/Firewall-1, Cisco ASA

Languages: C, C++

PROFESSIONAL EXPERIENCE

Confidential, Baldwin Park, CA

Network Security Specialist

Responsibilities:

  • Working on the change management process to implement firewall security policies as per the business requests.
  • Review incoming changes, Schedule and implement them during window time.
  • Configuring and troubleshooting perimeter security devices such as Checkpoint NGX R77 Gaia, Provider-1/MDM, Secure Platform, Palo Alto and ASA Firewalls.
  • Successfully installed Palo Alto PA-3060 firewalls to protect Data Center.
  • Configuration, Troubleshooting and Maintenance of Palo Alto Firewall - PA200, PA2000 series, PA3000 series, PA4000 series and PA5000 series.
  • Implement security policies using ACL’s in ASA’s & Routers
  • Configuring and troubleshooting IPSEC site to site VPNs using cisco ASA 5540 firewalls.
  • Push firewall rules to live production environments during maintenance windows and open bridge conference call for testers to call in to test and troubleshoot.
  • Up gradation and backup configuration of Checkpoint Firewall
  • Build and deployment of Cisco ASA 5550 firewalls in a failover cluster to provide perimeter security for new client services
  • Troubleshooting TCP/IP connectivity issues which occurs when hosting new applications into the production network.
  • Utilizing Tufin and Splunk for analyzing and/or reporting tool to remediate idle firewall polices that were leaving the network open to unnecessary vulnerabilities.
  • Handled more than 500+ security devices and upgrades.
  • Worked extensively on addressing the audit issues and mitigating the failed controls.
  • Worked for firewall rule analysis and firewall rules cleanup.

Confidential, Cincinnati, OH

Firewall Engineer

Responsibilities:

  • Troubleshooting complex Checkpoint issues, Site-to-Site VPN related.
  • Performed upgrades for all IP series firewalls from R65-R75.
  • Configuring Multiple Contexts Configuring Active/Active failover, redundant interface on ASA.
  • Configure & Installation of Firewall & IPS.
  • Basic Understanding & Implementation of AAA.
  • Implement IPsec Site-to-Site VPN & SSL VPN using CISCO ASA 5500 Series.
  • Complete renaming of all firewall objects and rules.
  • Internal and External audits related to PCI and SOX
  • Configuring and resolving various OSPF issues in an OSPF multi area environment,
  • Review and optimize firewall rules using Secure Track TuFin tool and firewall audit reports
  • Worked on the migration to new Checkpoint R7x firewalls from Cisco ASA firewalls.
  • Worked extensively on Cisco Firewalls, Cisco ASA 5500(5510/5540) Series and PIX (506E/515E/525/).
  • Automation of security operations and optimizing the usage of infrastructure.
  • Involved in migrating various versions of checkpoint to Provider -1 environment for around 40 Enforcement Modules.
  • Day to day activity includes Change Implementation on firewalls, log analysis and troubleshooting of network access issues.

Confidential, Richmond, VA

Network Security Administrator

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
  • Deployed and managed the Symantec Security Information Manager & administered industry best practices in flagship security operations center (SOC). Direct organizational projects to timely completion & spearhead network security audits/modifications for clients.
  • Configuration and maintenance of Checkpoint R61 and Cisco ASA firewall.
  • Implemented and integrated new security solutions into existing customer network infrastructures and coordinate network security audits and changes with clients.
  • Configured site-to-site & client VPNs. Identify and resolve firewall and VPN connectivity issues.
  • Managed VPN Sites (Checkpoint).

Confidential

Network Engineer

Responsibilities:

  • Performed network troubleshooting, technical support, and recording of backup operations.
  • Coordinated with higher-level support and external vendors for resolution
  • Maintained all servers & network equipment with current stable firmware, IOS images & access control lists
  • Worked on network-based IT systems such as racking, stacking, and cabling.
  • Built and implemented clientless SSLVPN solution
  • Work with the Proxy team to ensure restricted user internet access
  • Responsible for the planning, deployment & ongoing support of Cisco ACS for authentication to all network equipment
  • Configuring Network Printer
  • Configuration of DHCP & DNS Services.

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