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Antonin VannierAV

Antonin Vannier

Cybersecurity Architect - Technical Lead

€500/day
Paris, FR
3-7 years

Average response time: 1 hour

About Antonin

Ingénieur cybersécurité, actuellement Technical Lead Architecte Cybersécurité chez MBDA France, avec plusieurs années d'expérience en architecture de sécurité, opérations CERT/SOC et durcissement d'environnements Windows/Linux exigeants.


Ce que j'apporte à vos projets :
  • Audit de surface d'attaque & exposition externe : cartographie de votre exposition internet, identification des vulnérabilités et priorisation des risques
  • Architecture sécurité : conception et revue d'architectures sécurisées
  • Durcissement système : sécurisation Windows/Linux, gestion des vulnérabilités
  • Opérations SOC/CERT : supervision, EDR/SIEM, détection et réponse aux incidents
  • Automatisation & industrialisation : Ansible, CI/CD (GitLab), scripts Python pour fiabiliser vos process de sécurité
Habitué aux environnements exigeants (secteur défense), je livre des recommandations concrètes et actionnables, avec un rapport clair et une restitution pédagogique adaptée à des équipes non-expertes en sécurité.

Anglais courant (C1) — missions possibles en français ou en anglais.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Conversational

Remote only
Primarily works remotely

Experience

  • MBDA FRANCE
    Cybersecurity Architect - Technical Lead
    DEFENSE AND MILITARY
    October 2025 - Today (10 months)
    Technical lead for the CERT architecture entity
    Definition of capability and technology roadmap
    Implementation of automation pipelines with GitLab
    Cybersecurity application deployment on Kubernetes
    Task automation with Ansible
    EDR migration project
    Automatisation Gitlab CI/CD Ansible Kubernetes Management d'équipe
  • MBDA FRANCE
    Cybersecurity Architect
    September 2022 - September 2025 (3 years)
    Administration of SOC infrastructure (SIEM, EDR, vulnerability scanners)
    Support for the evolution of a SOC into a CERT
    Project management (malware detection solution)
    Handling security alerts escalated to the CERT
    Deployment of new detection rules
    Crisis management
    Assistance in securing the Information System
    POC for a malware detection solution
    POC for an OT vulnerability mapping/detection solution
    Splunk Tenable Administration système Security Operations Center (SOC) Gestion des vulnérabilités
  • MBDA FRANCE
    Apprentice Cybersecurity Architect
    November 2019 - September 2022 (2 years and 10 months)
    POC for a vulnerability scanner and a sandbox
    Deployment of a vulnerability scanner, sandbox, and EDR
    SOC infrastructure administration
    Project management (vulnerability scanner, sandbox)
    Administration système Security Operations Center (SOC) Gestion de projet POC Vulnerability Scanning

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Education

  • ENGINEERING CYCLE
    ISEP PARIS
    2022
    ENGINEERING CYCLE
  • Mathematics
    CVUT PRAGUE
    2019
    Mathematics

Skill set

Categories