safa chaâbene

Managed the DevSecOps transformation for all EDF projects within the CCDC team. Created Ansible playbooks for middleware installation on Windows Server and developed/fixed Jenkins pipelines for automated verification of SSL certificates, VM snapshots, and SSH key vault.

DevOps and Cloud projects available on my GitHub profile: AWS infrastructure setup using Terraform
https://github.com/16sa/3-tier-app-deployment-HandsOn-with-terraform-modules-on-AWS;
Docker containerization of a Java application: Java_app;Real-time monitoring: Prometheus and Grafana dashboard on an EKS cluster using a Helm Chart: kubernetes_java_deployment; py coding,CI setup

Prepared hardened OpenSUSE images according to CIS standards and developed Terraform configurations to deploy virtual machines on VMware. Configured Ansible roles for installing monitoring tools like Graylog and Zabbix in offline mode, and developed PowerShell scripts to automate provisioning and tool installation.

Installed and configured DELL servers, including OS, kernel, firmware updates, RAID, and Bonding. Created Ansible playbooks, Jenkins jobs, and CI/CD pipelines for server configuration and automated package updates. Also created instances on OpenStack and monitored/troubleshooted alarms.

Installed and configured HP servers, FC SAN switches, and MSA storage arrays. Administered and optimized MySQL databases, including replication, backup/restore, and NFS. Provided 24/7 technical support, collaborated with R&D/Dev/QA teams, and managed monitoring, clustering, and load balancing tools.

Implemented applications such as REDMINE, OWNCLOUD, GITLAB, BACULA, NAGIOS/GLPI, and JITSI on CentOS, Debian, and Ubuntu servers. Monitored IT infrastructure, managed network/software/hardware maintenance, and provided helpdesk services. Also managed Git version control and hosted websites/web applications on httpd and nginx.

Completed a Bachelor's degree in experimental sciences. This foundational education provided a strong base in scientific principles and methodologies.

Obtained a fundamental license in Telecommunications and Network Systems. This program focused on the core concepts and technologies essential for telecommunications and network infrastructure.

Activities and societies: PFE- End of Study Project: Design and automated verification of BYOD security Policy using SPIN model checker (PROMELA/ C-derivate) on Docker containers, ansible and python using the kolla-ansible project. PFA- Year-end project: 4G network performance study (choosing ‘Bit Error Rate’ BER as performance criteria)

Pursued a Research Master in Telecommunications and Network Systems (TSR). The curriculum included advanced topics in telecommunications and networking, culminating in significant research projects.