MAJID LAYOUNI

– Context: Securing a major cross-border critical infrastructure (>1000 km) under strict international regulations. – Cyber Defense Strategy: Defined and deployed the security posture for IT/OT convergence, protecting both industrial control systems and administrative networks. – Secure Network Architecture: Designed network zoning and deployed Next-Gen Firewall clusters (FortiGate & CheckPoint) to shield critical SCADA and Telecom segments. – Operational Resilience: Implemented an immutable backup strategy (VEEAM) and performed Hardening on 500+ critical assets (Servers, Cisco WLC, Workstations) against advanced threats. – Compliance & Audit: Led penetration testing campaigns, managed vulnerability remediation plans, and ensured compliance with ISO 27001 and local sovereignty regulations. – Environment: Fortinet, CheckPoint, Cisco WLC, OTN, VEEAM, SolarWinds, ISO 27001.

– Context: Modernization of highway infrastructures and strategic migration to Microsoft Azure. – Azure Cloud Transformation: Lead Architect for the migration of critical services. Designed scalable infrastructures handling data volumes exceeding 10 TB. – Automation (Infrastructure as Code): Developed Terraform modules and Ansible playbooks to automate environment provisioning (achieved 60% reduction in deployment time). – Defense & Security (LPM): Ensured infrastructure compliance with the French Military Programming Law (LPM). Created isolated and secure environments for sensitive state data. – Delivery Modernization: Implemented CI/CD pipelines via GitLab and orchestrated containerized applications (Docker/Kubernetes). – High Availability: Managed the complex migration of Load Balancers from F5 to Citrix ADC with zero downtime. – Environment: Azure, Terraform, Ansible, GitLab CI, Docker, Citrix ADC, LPM Regulations.

– Context: Maintaining Operational Condition (MCO) for nuclear production IT systems (CNPE). – Critical Availability (24/7): Supervised IT systems controlling nuclear production. Managed on-call duties and resolved critical incidents in real-time. – Virtualization & Storage: Administered massive VMware vSphere clusters. Led version upgrades (ESXi) on live production environments. – Business Continuity (DRP): Designed, tested, and validated Disaster Recovery Plans. Overhauled backup architectures (migration to DataDomain/CommVault). – Perimeter Security: Managed filtering rules on Palo Alto and CheckPoint firewalls in a high-threat cyber environment. – Environment: VMware, vRealize, Palo Alto, DataDomain, Centreon, Nuclear Safety Standards.

– Administered distributed infrastructures across global hubs (New York, Tokyo, London, Paris). – Deployed unified messaging solutions and secured remote access for international teams.