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Sameh KhalfaouiSK

Sameh Khalfaoui

Cybersecurity Architect

700 €/jour
Paris, FR
3-7 ans

Délai de réponse moyen : 1h

À propos de Sameh

Je dispose de 7 années d’expérience dans les métiers de la sécurité des systèmes d’information.

Titulaire de plusieurs certifications en cybersécurité, j’ai acquis des expériences significatives auprès de clients d’envergure, aussi bien dans le secteur industriel que bancaire.

En combinant des missions techniques et organisationnelles, j’ai su développer une double compétence et une réelle sensibilité aux enjeux stratégiques de la cybersécurité.

Je suis actuellement Directeur de projets cybersécurité dans le secteur de l’assurance.

Fort d’une solide expérience dans le conseil, j’ai mené de nombreuses missions variées qui m’ont permis de développer un large éventail de compétences, à la fois techniques et fonctionnelles.
  • Arabe

    Bilingue ou natif

  • Français

    Bilingue ou natif

  • Anglais

    Bilingue ou natif

Accepte de travailler sur site
Paris (jusqu’à 40 km)

Expériences

  • DELOITTE
    Senior Cybersecurity Consultant
    CONSEIL & AUDIT
    juin 2022 - Aujourd'hui (3 ans et 11 mois)
    Paris, France
    Mission:
    Lead the implementation of security policies across industrial environments, specializing in the design of secure networks and tailored cybersecurity solutions for OT systems like SCADA. Provide strategic expertise in cybersecurity architecture, ensuring compliance with industry standards (e.g., ISO 27001 , IEC 62443). Drive the development of resilient security infrastructures and ensure business continuity.

    OT Security
    • Analyze cybersecurity controls in industrial environments based on standards like IEC 62443 and NIST 800-82.
    • Perform gap analysis and provide realistic recommendations tailored to OT/ICS infrastructures.
    • Conduct technical architecture and security assessments of critical systems.
    • Develop network segmentation and micro-segmentation strategies tailored to OT requirements.
    • Perform benchmarking of cybersecurity solutions tailored to the client's needs and operational landscape.
    • Design and implement resilient cybersecurity architectures for OT systems.
    • Build and Operate security solutions such as Claroty, Nozomi Guardicore and Vantage, Illumio Core, Ubika WAF.
    • Support compliance with OT/IIoT cybersecurity standards and national regulations (e.g., LPM, NIS, SecNumCloud).
    • Definition of a short, medium and long-term mitigation roadmap to tackle the audit findings.
    • Conduct training sessions on industrial system security.

    Network & Cloud Security
    • Perform gap analysis and define mitigation roadmaps to address audit findings.
    • Define architectures and implement cybersecurity solutions.
    • Lead implementation and operation of tools such as Tufin, AlgoSec, Prisma Cloud, and Wiz.
    • Review security processes and support compliance with cybersecurity obliga tions.

    Project Management
    • Lead a team of consultants to deliver high-quality outcomes.
    • Participate in customer meetings and assist the sales team.
    • Provide activity reports and ensure effective client communication.
    Nozomi Prisma Cloud Project Management WAF Cloud Security
  • EDF R&D
    IoT Security Researcher (CIFRE Ph.D)
    ENERGIE
    avril 2019 - avril 2022 (3 ans)
    Palaiseau, France
    Mission:
    • Secure association of resource-constraint IoT objects in critical OT environments.
    • Design and validation of a lightweight secure device pairing protocol - TRL 3. Formal analysis of the proposed protocol using ProVerif and TAMARIN.
    • Developpment and deployment of a hardware-based authentication protocol through the use of Machine Learning (ML) and Physical Unclonable Functions (PUF) - TRL 4.
    • Scientific contributions: 4 research papers and 2 European patents (EP 4113898A1 and EP 3913951A1).

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Formations

  • Doctor of Philosophy
    Télécom Paris, Institut Polytechnique de Paris (IPP)
    2022
    IoT Security Researcher (CIFRE Ph.D)
  • Telecommunication Engineering Degree
    Higher School of communications of Tunis (Sup'Com)
    2018

Compétences

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