Zouheir Madwar

Zouheir Madwar


Provide network, systems, and security experience, knowledge, and solutions in a system and network-diverse environment. Protect confidentiality, integrity, and availability of information and information systems. Advice and engineer secure solutions for business opportunities.


 Broad knowledge of hardware, software, and networking technologies to provide a powerful combination of analysis, implementation, and support.  Experience in network administration and engineering, hardware evaluation, project management, systems and network security.


·Seasoned network professional with real-time experience and proven abilities in evaluating, configuring and securing various network devices.

·Hands on experience configuring networking and security devices such VPN routers, Intrusion prevention system, Cisco PIX firewalls, Adaptive security appliances and concentrators.

·Highly fluent in IP security protocol, wireless protocol and various network security protocols such as WPA/WPA2, EAP, TLS, and CCX.

·Proficient in using Network Associate’s Sniffer Pro 4.0, Ethereal and Solar Winds to troubleshoot connectivity.

·Goal oriented flexible, loyal, efficient team player with excellent communication, problem solving, time management, and customer service skills.

·Knowledge of security evaluation, auditing and assessment and penetration testing and procedures.

·Knowledge of security penetration tools such as, Kesmit, Snort, DSnif, Nikto, webscanner, Network Stumbler, AirSnort, Ethereal, SolarWinds tools set and Brutus.

·Extensive knowledge of American Express Global Network infrastructure.

·Knowledgeable in Cryptographic Software and Theory: SSL, SSH, PGP, DES, 3DES,and MD5

·Highly knowledgeable in various aspect of security operations, penetration testing tools and procedures.

·Proven abilities in working in cross-functional, multi-disciplinary, and multi-cultural team environment

·Maintain current knowledge of new and emerging technology to ensure optimal application in the workplace

Work History

Work History
Jan 2005 - Present

Senior Network Engineer

American Express

* Provided consultative services to various complex VPN projects and ensured timely execution in compliance with Applicable Amex Security policies.* Contributed to the design, implementation and testing of the 3rd party VPN Pod , overseeing  related project execution, and configuration functions* Collaborated with network security and information security teams to enforce Amex security policy through the implementation of the PGB and site review process for 3rd party VPN customers.* Led Merchant VPN process improvement through active and direct involvement with various team members, to standardize the VPN TCP/IP checklist and communication guide.  * Identified gaps across the work streams and collaborated with ESI team to remedy them (VPN TCP/IP checklist standardization, and merchant VPN process flow standardization/documentation).

Feb 2002 - Jan 2005

Seniro Network Engineer

American Express

·Flawless execution for several high visibility revenue generating projects for major customers and Third Party processors, such as Bank of America Merchant Services, Neiman Marcus, Toronto Dominion Bank, Burlington Coat Factory, Shell Canada, Phoenix Payment Systems, Card Systems, Auto Zone, Lowe’s, VF outlets, and Pappas Restaurants.

·Provided professional Consultative services for complex, highly visible, Revenue generating projects such as Bank of America Merchant Services, Best Buy, ShopNBC and global payments.

·Adhered to all security audit requirements that pertain to the Establishment Services projects by locking down customer access to the port level on the firewall and through the use of access control list for each customer on the access routers.

Mar 2000 - Feb 2002

Network Engineer

american express

·Provide sound technical support for an on-line brokerage in a very fast paced e-commerce environment.

·Support hundreds of mission critical applications requiring 15-minute response time 24 hours a day.

·Troubleshoot and resolve various connectivity issues for customers within the web complex.

·Preparation and implementation of security rules of the Web Site through the use of standard and extended Access Control Lists (ACL) in accordance with AMEX standard operating procedures.

·Use various network management tools such as NAI Distributed Sniffer Pro, Cisco Works 2000, and Solar Winds Network Management tools to validate Access Control Lists and solve misconfiguration issues.

·Resolve service requests through the use of standard network diagnostic tools.

Mar 1997 - Mar 1999

Senior Systems Engineer

Coactiv Systems

·Designed and implemented a project for a dot com company consisting of a PDC, BDC, three member severs running IIS 4.0, SQL, exchange 5.5, file and a print server running Novell Netware 5.1 and HP ProCurve 4000M Switch, and 45 workstations running Windows NT4.0

·Provided technical post-installation problem resolution, upgrade and support for hardware and software issues for various clients throughout the Phoenix area.

·Assisted junior system engineers with configuration and installation issues.

·Designed and implemented and migrated a complete replacement network from an ARCNET network to an Ethernet Network running Novell NetWare 4.2 with 3COM Super Stack Fast Ethernet Switch and HP Print Servers for a major client

 ·Designed and implemented and migrated a complete replacement network from an ARCNET network to an Ethernet Network running Novell NetWare 4.2 with 3COM Super Stack Fast Ethernet Switch and HP Print Servers for a major client.






In progress

ITIL Certification


Cisco Certified Security Professional

Cisco Systems

Cisco Certified Network Professional

Cisco Systems