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Ouriel StiouiOS

Ouriel Stioui

Cloud Security Program Manager

On-demand
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Ouriel

With nearly 20 years of professional experience, I lead complex programs with significant architecture, security, and compliance challenges.

Thanks to technical expertise and a deep analytical capacity for techno-functional issues, I work transversally with all IT, security, and business experts to align solutions with strategic and operational objectives.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 10km)

Experience

  • BNP PARIBAS
    Cloud Security Program Manager
    BANKING AND INSURANCE
    April 2023 - Today (3 years and 2 months)
    Paris, France
    • Leading Cloud security programs for critical, high-volume applications
    • Refactoring of the customer area for hybrid hosting and microservices architecture
    • Compliance of authentication solutions with NIST CSF standards
    • Supervision of infrastructure performance, resilience, and security
    • Coordination of Cloud, Security, Network, and Development teams
    • Flow optimization (Mainframe / APIs / partners)
    Environment:IBM Cloud, Java 17, AEM, Angular, IBM Mainframe
    Project Coordination IBM Cloud Leadership GDPR Compliance Operational Resilience
  • France Télévisions
    Senior Consultant Cloud Security
    TELECOMMUNICATIONS
    January 2021 - April 2023 (2 years and 3 months)
    Issy-les-Moulineaux, France
    • Consulting on hybrid information system security and partner flows
    • Application mapping and cyber risk analysis
    • Definition of RTO/RPO and resilience requirements
    • Design and deployment of network security rules and SSO
    • DevSecOps standardization and deployment governance
    Environment:GCP, Docker, PHP, Symfony, SAML v2, Grafana, Kibana
    DevSecOps Google Cloud SSO Resilience Mapping
  • ING Bank
    Cloud Migration & Security Lead
    BANKING AND INSURANCE
    October 2017 - December 2020 (3 years and 2 months)
    Paris, France
    • Definition of secure Cloud migration strategy
    • Governance of CI/CD migration to Azure
    • Management of risks related to hybrid architectures
    • Securing Load Balancing and provider Gateways
    Environment:Azure, Ansible, Nolio, Git API, Jira API
    Cloud Migration Azure DevOps Gitlab CI/CD Load Balancing Payment Gateways

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Education

  • Master in Engineering, Computer Science
    ESGI
    2010
    Master en ingénierie, Informatique
  • Master in Engineering, Computer Science
    PPA Business School
    Master en ingénierie, Informatique

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