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Yacine LeulmiYL

Yacine Leulmi

Network Security Engineer/NetSecops/Project Manager

€550/day
Saint-Germain-en-Laye, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Yacine

Network and Security Engineer with over 5 years of experience, certified Fortinet NSE4, NSE5, Network Security Professional, Palo Alto PCNSA, Cisco CCNA, and CompTIA Security+. I have developed expertise in technical project management and IT security, working on projects for public and private companies. My skills cover the design, optimization, and implementation of secure network infrastructures. Currently an operational security consultant, I ensure the protection of information systems and the regular updating of security devices to prevent cybersecurity breaches.
  • French

    Native or bilingual

  • English

    Fluent

  • Arabic

    Native or bilingual

  • Japanese

    Basic

Can work on-site
Saint-Germain-en-Laye (up to 50km)

Experience

  • CNFPT
    Operational Security Engineer
    PUBLIC SECTOR
    January 2024 - Today (2 years and 4 months)
    Paris, France
    - Deployment and management of Fortigate firewalls to secure the network.
    - Reduce technical debt by catching up on overdue updates to close security gaps. Simultaneously ensure regular updates of Fortigate appliances to maintain their protection against recent vulnerabilities and attacks.
    - Configuration and optimization of security policies to prevent intrusions and attacks.
    - Use of FortiManager for centralized security policy management and FortiAnalyzer for log analysis and security report generation.
    - Management of FortiEMS clients for advanced endpoint protection.
    - Configuration and management of F5 load balancers to ensure high availability and traffic load balancing.
    - Management of Proofpoint to secure email communications and protect against phishing, spam, and malware.
    - Implementation and management of Wallix to secure and control privileged access to critical systems.
    - Use of Trellix Antivirus (formerly McAfee) for workstation and server protection against malware threats and zero-day attacks.
  • OZITEM
    Network Security Engineer
    CONSULTING AND AUDITS
    February 2022 - January 2024 (1 year and 11 months)
    Levallois-Perret, France
    Technical environment: Centreon, Fortigate, FortiManager,
    FortiAnalyzer, ForiEMS, PALO ALTO, VMware, Veeam Backup, vCloud
    Director, CISCO, Huawei, InfoBlox, Active directory, LDAP,
    Fortiauthenticator, FortiMail, Radius, DHCP...
    - Campaign to update VPN IPSEC cryptographic encryption methods to meet ANSSI recommendations
    - Deployment and administration of Fortinet equipment
    - Configuration of policies and management of flow rules on various
    security equipment (PALO ALTO, Fortinet, NSX...) to secure traffic
    - Technological watch and update campaign following various
    VMware ESXI, Firewalls... vulnerabilities: Upgrade path, addressing
    CVE security flaw issues
    - Supervision via Centreon of 2.2k equipment and 25k services (client
    and internal)
    - Configuration and management of FortiClient Endpoints via EMS
    - Configuration and administration of Palo Alto, NSX for IaaS clients
    - Level 2/3 troubleshooting and support (networks and security)
    - Configuration and implementation of IPSEC VPN, SSL VPN
    - Configuration of Active directory, DNS, DHCP, LDAP... services
    - Configuration and update of the InfoBlox solution
    - Virtualization with VMware and Veeam backup storage solutions (vAPP,
    VM, job creation/deletion...)
    - Routing & Switching: Aruba, Cisco, Huawei, Arista, Fortinet, Palo Alto
    - Preparation and planning of changes to migrate/upgrade
    different solutions and technologies
    - Drafting and updating technical notes intended to foster.
    - improvement of team skills (DAT, DEX)
  • SFR Business
    Technical Project Manager
    TELECOMMUNICATIONS
    February 2021 - February 2022 (1 year)
    Sèvres, France
    - Deployment of Fiber Optic Access Links with installation of
    ONEACCESS and CISCO routers, N2 and N3 switches, and Firewalls
    - Upgrade, migration, and IP address takeover
    - Perform throughput tests to validate the solution
    - Ensure interface between all stakeholders: clients, technical
    and sales teams, external operators
    - Supervision of equipment installation by validating the technical
    solution (VRRP solution, IP assignment...)
    - Collaborate with engineering teams to develop and optimize
    deployment processes.
    - Organize and lead steering committees with clients and sales representatives

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Education

  • Master 2 Computer Science – Specialization: Networks and Security
    Université Gustave Eiffel
    2019
  • Master 1 Networks
    Université de Bretagne Occidentale
    2018

Certifications

Skill set

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