Freelancer profile translated to English.
Back to original languageAbout Hamza
Networks and security consultant with 3 years of experience in corporate environments, I support organizations in securing, optimizing, and troubleshooting their network infrastructures.
I intervene in particular on:
- Firewall configuration and administration (Fortinet)
- VPN implementation (site-to-site / remote access)
- Network segmentation (VLAN)
- Deployment and support of multi-site and SD-WAN architectures
- Network troubleshooting (critical incidents, performance optimization)
- L2/L3 technical support
I have participated in large-scale projects (national SD-WAN deployment, multi-site infrastructure management), enabling me to intervene quickly and effectively in critical environments.
👉 Available immediately for one-off or recurring missions (support, project, team reinforcement).
French
Native or bilingual
English
Fluent
Arabic
Basic
Can work on-site
Lyon (up to 50km)
Experience
- CLARIANEInfrastructure Project Manager / Networks & SecurityHEALTH AND WELLNESSSeptember 2024 - September 2025 (1 year)Lyon, France- Technical leadership and coordination of national IT network and security infrastructure projects (~400 establishments).- Active contribution to the deployment of a SD-WAN architecture: technical preparation, cutover planning, network incident management during migrations.- Analysis of existing architectures and support for teams on technical network choices (LAN / WAN / security).- Operational monitoring of deployments with identification and management of technical risks.- Participation in the deployment of infrastructures for critical applications (QlikSense): implementation of secure environments (pre-production / production).- Setting up non-production environments to secure version upgrades (AI project – billing).- Contribution to security projects (FortiEMS / FortiAuthenticator): technical coordination, configuration validation, and documentation structuring.
- CLARIANENetwork AdministratorHEALTH AND WELLNESSJanuary 2022 - January 2024 (2 years)Lyon, France- Operation and maintenance in operational condition (MCO) of LAN network infrastructures in critical environments (multi-establishment sites).- Resolution of network incidents with significant business impact (outages, Wi-Fi, active equipment), with rapid diagnosis and correction.- Management of network services: DHCP, IP addressing, firewall configuration and traffic management.- Installation, configuration, and operation of firewalls (Fortinet), L2/L3 technical support.- Analysis and management of network traffic in datacenters, validation of security rules, and monitoring of implementations.- Participation in network modernization projects: equipment renewal (switching), SD-WAN deployment.- Collaboration with internal teams and service providers to ensure infrastructure availability and security.
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Education
- Master's degree in Computer Science and Communication Networks EngineeringCPE Lyon2025
- Technician's degree in Electrical Engineering and Industrial Computing (GEII)IUT Lyon 12022
Certifications
- First Certificate in English (B2)Cambridge2024