About Youssef
English
Native or bilingual
French
Native or bilingual
Experience
- Site d'exeptionCybersecurity EngineerSeptember 2023 - Today (2 years and 9 months)Paris, France→ Mission Objective:Strengthen overall IT security through privileged access management (PAM), L2 SOC monitoring, and continuous optimization of network and security infrastructures.→ Achievements:Secured sensitive access via Wallix Bastion administration, account management, least privilege policies, Password Manager (rotation, checkout) → improved security, compliance, reduced unauthorized access risks.Incident detection and response via SOC tools (Darktrace NDR, Varonis, Sophos EDR, Microsoft Defender), IOC analysis, containment, ITIL process → increased responsiveness, better traceability, reduced remediation time.Network & security infrastructure optimization (Check Point, Palo Alto, Fortinet, Cisco ASA, F5, Zscaler), vulnerability management (Nessus, WSUS), ANSSI compliance → increased network performance, reduced attack surface, improved perceived quality.→ Technical Stack:Wallix Bastion, LDAP/AD, SIEM, Darktrace, Varonis, Sophos EDR, Microsoft Defender, Check Point, Palo Alto, Fortinet, Cisco ASA, F5 Big-IP, Zscaler, Nessus, WSUS
- GROUPE HIGHFISystems and Security EngineerNovember 2021 - September 2023 (1 year and 10 months)→ Mission Objective:Support secure cloud transformation (Azure/M365), structure a high-performing SOC, and strengthen the security posture (defensive & offensive).→ Achievements:Led cloud migration (Azure AD, Microsoft 365, Exchange Online, SharePoint), deployed MFA & Microsoft Defender EDR → improved security, service continuity, productivity gains, and ISO 27001 compliance.Deployed open-source SOC & SIEM (ELK, TheHive, Cortex, MISP), multi-source log correlation, SOAR → increased visibility, advanced threat detection, reduced analysis and remediation time.Strengthened network & offensive security (pfSense, WireGuard, multi-vendor IPSec VPNs, automated pentesting, OSINT, Nmap, Shodan) → reduced attack surface, improved performance, proactive identification of critical vulnerabilities.→ Technical Stack:Azure AD, Microsoft 365, Exchange Online, SharePoint, Microsoft Defender for Endpoint, ELK Stack, TheHive, Cortex, MISP, pfSense, WireGuard, Palo Alto, Cisco ASA, Fortinet, Python, Shell, Nmap, Shodan
- Magiline piscinesApprentice - Systems & Network AdministratorSeptember 2020 - September 2021 (1 year)→ Mission Objective:Modernize IT infrastructure, strengthen network access control, and improve overall IT security.→ Achievements:Deployed RADIUS authentication on the LAN, secured network access, connection control → improved security, compliance, reduced unauthorized access.Migrated critical servers (Windows Server 2008 → 2019: file, RDS, CA, WSUS), infrastructure optimization → performance gains, service continuity, improved perceived quality.Systems & virtualization administration (Windows, Linux, Hyper-V, Proxmox, VMware), security procedures & user awareness → productivity gains, better risk management, reduced support time.→ Technical Stack:Windows Server, Linux, RADIUS, Active Directory, Hyper-V, Proxmox, VMware, WSUS
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Education
- Master's Degree ProgramSupdevinci2023Cycle Mastère
- Bachelor in Systems and Networks EngineeringCESI2021Bachelor Responsable en Ingénierie des Systèmes et Réseaux