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Arthur PerrotAP

Arthur Perrot

Part-time CISO / Cybersecurity Consultant

€600/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Arthur

Looking for a part-time CISO?
You've come to the right place.

I am a part-time Chief Information Security Officer with over 8 years of experience.
I specialize in the design, deployment, and security of IT infrastructures.

I have collaborated with companies such as: Groupe Prieur, Ministry of Agriculture, Maison Rostang, GetInov...

I can intervene on:

1) The Build
  • Design IT / Systems / Network infrastructure architecture
  • Define technical solutions according to client / business needs
  • Lead migration projects (cloud, datacenter, on-premises)
  • Deploy new network and server infrastructures
  • Document architectures and technical standards

2) The Run
  • Ensure operational maintenance (MCO)
  • Monitor environments and prevent incidents
  • Administer servers, virtualization, and services
  • Manage major incidents, backups, and BCP/DRP
  • Optimize service performance and availability

3) The Secure
  • Define and maintain the IS security architecture
  • Administer firewalls, VPNs, and network security
  • Manage access, identities, and MFA
  • Deploy patch management, EDR, MDM
  • Ensure ANSSI compliance and security control

A project?
Contact me, I respond in less than 1 hour.

CISO, interim CISO, ISO CISO, CISO transition, CISO part-time, CISO shared, ERP CISO, retail CISO, IT infrastructure, cloud infrastructure, network infrastructure, computer infrastructure, AWS infrastructure, IT architect, computer architect, security network architect, network security architect, network and security architect, cloud security architect, Azure security architect, system architect, information system architect, Linux system architect, cyber security, network security
  • French

    Native or bilingual

  • English

    Native or bilingual

  • Spanish

    Basic

  • Portuguese

    Basic

Can work on-site
Paris (up to 50km), Lyon (up to 50km), Reims (up to 50km), Valence (up to 50km), Thionville (up to 50km)

Experience

  • DYB
    Director of Cybersecurity & Infrastructures
    DIGITAL AND IT
    December 2023 - Today (2 years and 7 months)
    Valence, France
    ▸ Architecture and security of IT infrastructures for SMEs (Windows, Linux, multi-site)
    ▸ Deployment of virtualized and hybrid cloud solutions (self-hosted)
    ▸ Technical project management and direct client relations
    ▸ Sales & Marketing
    ▸ Management of ~10 employees
    ▸ Co-Founder
    Cybersecurity IS Architecture IT Infrastructure Project Management Information Security
  • Groupe Prieur – Cabinet d'Expertise Comptable
    Information Security Architect
    CONSULTING AND AUDITS
    April 2022 - February 2024 (1 year and 10 months)
    10000 Troyes, France
    Complete overhaul of the IT infrastructure and development of an internal document management solution.
    ▸ Migration of 7 sites to a secure network architecture (VPN, firewall, VLAN, pfSense)
    ▸ System hardening, penetration testing, and vulnerability identification
    ▸ Development of a secure file transfer platform with automated OCR pipeline
    ▸ Design of a client-specific business rule system — microservices-oriented architecture
    IT Infrastructure IS Architecture Cybersecurity MFA VPN
  • Tetra Corp
    Founder & IT Project Manager
    FILM AND AV
    July 2021 - March 2024 (2 years and 8 months)
    Lyon, Paris, France
    ▸ Creation of an automated photo library sorting software, 100% offline and self-hosted
    ▸ Management of a team of ~20 developers in a distributed France-Canada environment
    ▸ Software architecture, product management, and technical coordination
    Project Management Software Architecture C# Microsoft Azure Back-End Development

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Education

  • Expert in Information Technology
    Epitech – European Institute of Technology
    2024
    Expert en Technologies de l'Information
  • Master in Management
    ESCP Business School
    2023
    Master in Management

Certifications

  • Youth Leadership Award
    Rotary International
    2022

Skill set

Categories