Meher SOUAYEH*

OXIA Group is a Consulting and System integration and mangement company with more than 240 staff operating in various industry sectors (Manufacturing and Consumer goods, Retail, Telecom and Banking sectors).

OXIA Group operates in the EMEA region out of its regional offices in Paris, Tunis and Algiers.

Technical environment: Platform UNIX/LINUX

- Management and deployment of Linux Debian based servers.
- Customer support and more generally systems administration, Outsourcing management & supervision.
- Implementation and maintenance of critical hosting solutions and special projects.

Technical environment: Platform UNIX/LINUX/Microsoft/SUN

Projects

- Design of system architecture for a hosting platform with redundant technology software (using daemon keepalive).This platform uses 100% of Debian Linux, Apache, MySQL and PHP5 with Zend framework like.
- Establishment of a platform based on Zimbra Mail on behalf of an institution University while respecting the principles of redundancy server.
- Design and implementation of a monitoring system and supervision based on nagios3 rebounded with three warning levels depending on incident severity and time since the first alarm, and the use of a mail service-to Sms-alert via SMS (text messages on GSM) for levels 2 and 3.Adapted from Nagios to the specific needs of this client development and / or adaptation of Shell scripts / Perl.
- Design and implementation of an architecture for a chat solution based on Linux Debian 5 + Apache + PHP5 + MySQL 5 + ejabberd for clients who develop this type of activity in Tunisia and Europe.These services are partly paid for the use and integration of online payment solution was needed, hence the use of online payment solution as Elysnet enables users to make their payments online secure mode.
- Design and implementation of virtualization system based on VMware ESX Server and on behalf of an ISP (Internet Service Provider) in Tunisia for the improvement and exploitation of virtualization services for mutual accommodation for their customers.
- Audit and implementation of a strategy to improve and migration of server MySQL database. This project involves putting in place the right strategy for migrating from MySQL database prior to version 5.x to the latest versions for the exploitation of new technologies and procedures available versions 5.x.In the same context, the audit database has led to:
- developing procedures to improve and optimize database and its tables and data access more efficient and faster to huge amount of data stored.
- Establishment of systems redundancy and clustering of database servers after their migration to higher versions 5.x.For this purpose, using MySQL replication and clustering system offered versions 5.x.
- The writing and the development documentation and procedures for any system and / or applications development for purposes of oragnisation and opportunity for ISO certification of various customers.
- Participation in the audit of a financial institution to obtain the PCI-DSS certification, what certification for the secure transfer and storage of data relating to sensitive data being found on credit cards ( data from magnetic strips on the backs of credit cards).

My role looking after props:
- Creating and managing a secure network
- Protect cardholder data stored
- Encrypt transmission of cardholder data across public networks open
- Management of a vulnerability management program
- Develop and maintain secure systems and applications
- Implementation of access control measures stricter
- Restrict access to cardholder data to only individuals who need to know
- Assign a unique ID to each computer user
- Restrict physical access to cardholder data
- Regular monitoring and testing networks
- Track and monitor all access to network resources and cardholder data
- Regularly test processes and systems security
- Managing an information security policy
- Managing an information security policy

- Managing a production platform of 90 servers (Linux Debian, open SUSE 10.x server, Sun Solaris 8 / 10), networks equipments type backbone.
- Monitoring of the production platform: Establishment of a supervision system based on Nagios 3.x / Centreon2
- Coaching of the INPI-Cerda at Sophia Antipolis agents performance and their training to upgrade skills in Unix/Linux/Network administration
- Setting up new servers (installation, configuration and testing) based on Linux (RH AS3 / 4, OpenSUSE 10) and Sun Solaris 8/10.
- Setting up virtualisation solutions based on VMware Server 2 for pre-production and production environments.
- Total revision of technical documents :
- Stop / start procedures.
- How to Install / Set-up servers and applications
- Troubleshooting procedures during crash servers / applications.
- Procedures for failover backup servers (server redundancy) on servers unavailability.

- Responsible for the smooth functioning of the production platform.
- Senior security production platform and yatinoo group Information system responsible.
- Expert of production architecture system and network.
- IT Manager of a team of web, system, network & security administrators.
- Member of codir (direction comitee) and comex (executive committee)
- Establishment of design and architecture of the poduction platform and transfer the technology platform dedicated leased (ovh) to a prore platform to hosting a YATINOO (spain).

Projects:
1 - Total revision of the internal information system.
2 - Total revision of Internal professional the messaging system.
3 - Design and implementation of a production platform Linux (debian/redhat ES based servers : server web, BDD MySQL, firewalling, supervision / monitoring, server flows video…)
4 - Setting an internal communication system based on openfire (opensource).
5 - Establishing procedures dévéloppement, tests and pre-production.
6 - Establishment of procedures for communications, production and internal information systems group.

- Person in charge of the good operation of the production platform (maintenance, upgrading, managing server services and applications...)
- Support of the teams of developers, commercials as an expert of architecture system and network of the Production platform
- Coaching of the IT team
- Management of the contacts of the DSI with its suppliers and ISP

- Administration networks VPN of more than 260 waiters Windows and Linux distributed on more 6 European countries.
- Installation and configuration of Web servers IIS6 & Apache based servers and different services and mobile application (SMS and Wap) in Dowry Net.
- Supervision and resolution of various difficulties outages and problems, ensure a QOS of them of 99.9% within the team of supervision of Freever.
- Collaboration with all the European mobile operators to ensure a stable and perfect traffic

IT Manager & consultant

- Study and preparation of solutions and design of networks and security solutions for costumers
- Assistance and projects execution
- Installation and assistance to customers having an IS based on UNIX server (UnixWare and Open Server)
- Participation in the execution of the invitations to tender comprising solutions LAN/WAN (active installation of the networks left and passive)
- Setting in place, management and administration of the platform of connection as well as hosting server (Web, ftp, DNS, Nas, authentication access server, access routers ...
- Management of internal network and administration of access Internet and resource systems network
- Administration and management of the routings Web, LS ADSL and assistance of customers by telephone, mall and displacement on site (customers spread throughout Tunisia)

- Study and preparation of solutions and design of networks and security solutions for costumers
- Assistance and projects execution
- Installation and assistance of customers having data-processing parks based on waiters UNIX (UnixWare and Open Server)
- Participation with the execution of the invitations to tender comprising of solutions LAN/WAN (put in place networks left active and passive)