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Said O.SO

Said O.

Network and Security Engineer | Fortinet F5 Expert

€550/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Said

Network and security engineer with over 7 years of experience, I design, administer, and secure complex infrastructures for demanding environments.

🔧 Technical Skills:
🔹 Advanced Firewalling: Fortinet FortiGate (NSE7), Meraki, security policies, DPI inspection
🔹 VPN & Secure Access: IPsec tunnels, SSL VPN, site-to-site configuration, remote access, ZTNA
🔹 Enterprise Networks: LAN/WAN, VLAN, STP, OSPF, BGP, route redistribution
🔹 SD-WAN: implementation, traffic optimization, application policy, redundancy
🔹 Network Services: DHCP, internal/public DNS, NAT/PAT, Load Balancing (VIP, URL Rewrite, SSL Offloading)
🔹 Monitoring & Logs: FortiAnalyzer, FortiManager, PRTG, syslog, SNMP, NetFlow
🔹 Perimeter Security: proxy, web filtering, antivirus, antispam, application filtering
🔹 Certificates & Encryption: PKI, digital certificate management, TLS/SSL

🧠 Capable of intervening in projects as well as in operations, I adapt to hybrid, multi-site, or cloud-oriented architectures, and ensure the resolution of critical incidents (P1/P2) with rigor and speed.

👨‍💼 I have collaborated with groups such as Vinci Energies, LDS, and KPMG in sensitive contexts and high-availability production environments.

➕ Certifications: Fortinet NSE7, Master's degree in Network Engineering

📩 Need an operational expert for an audit, migration, security implementation, or RUN support? Contact me.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km), Argenteuil (up to 50km), Franconville (up to 50km), Trappes (up to 50km), Saint-Quentin-en-Yvelines (up to 50km)

Experience

  • Confidential
    🔒 Network & Security Engineer – Multi-client Environment
    December 2023 - Today (2 years and 8 months)
    Nanterre, France
    • Analysis & troubleshooting of multi-tenant networks (LAN/WAN/Internet)
    • Configuration of complex network flows: LAN-to-LAN, LAN-to-WAN, WAN-to-Internet
    • Management of digital certificates: ordering, installation, updating on load balancers
    • Setup and configuration of secure URLs, webservices, and VIPs
    • Deployment of site-to-site IPsec VPNs, management of remote access
    • Administration of whitelists/blacklists on web & mail proxies
    • DNS Management: modification of public records, domain names
    • Creation of secure portals for external third-party access
    • Management and resolution of P1, P2, P3 priority incidents
    Fortigate IPSEC VPN F5 Fortimanager FortiAnalyzer Aruba F5 LTM F5 ASM Palo Alto Checkpoint Cisco Networking Cisco Meraki Cisco WLC Cisco Nexus DNS DHCP Proxy SSL Certificate LAN/WAN VIP pfsense SD-WAN Centreon IPSEC SSL VPN NSE4
  • UIR
    INFORMATION SYSTEMS OFFICER
    January 2017 - December 2022 (6 years)
    Rabat, Morocco
    • Opening flows: LAN-to-LAN, LAN-to-WAN, LAN-to-Internet, WAN-to-Internet
    • Implementation of webservices: URL configuration
    • VPN account creation
    • Configuration of a site-to-site IPsec VPN tunnel
    • Whitelist and blacklist on mail and web proxy
    • Modification of public DNS and domain names
    • Incident management Resolution of P1, P2 incidents
    Fortinet Fortinet Firewall Palo Alto Networks Palo Alto Checkpoint Cisco Cisco Meraki Cisco Nexus Cisco ISE Cisco ASA Cisco WLC Cisco Technologies Aruba SD-WAN FortiAnalyzer Fortimanager IPSEC IPSEC VPN SSL VPN SSL/TLS SSL Certificate

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Education

  • MASTER'S DEGREE IN INFORMATION SYSTEMS ENGINEERING (BAC+5), Administration of / network and systems administrator
    HIGHER SCHOOLS OF MANAGEMENT, TELECOMMUNICATIONS AND INFORMATION TECHNOLOGY
    2016
    INGÉNIERIE DES SYSTÈMES D'INFORMATIQUES (BAC+5), Administration de / administrateur réseaux et systèmes

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