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Arthur ChédevilleAC

Arthur Chédeville

Cybersecurity Consultant (GRC) - DORA Expert

€750/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Arthur

I am Arthur, a GRC cybersecurity consultant and external CISO, specializing in governance, risk management, and operational resilience, with strong expertise in regulatory challenges (DORA, NIS2, ISO 27001).

I work with CISOs, CIOs, and Executive Committees to structure, manage, and secure cybersecurity frameworks, combining strategic vision with operational implementation.

Information Security Governance (ISG) – External CISO / Advisory
  • Definition and management of cybersecurity strategies and ISG roadmaps
  • CISO support (vCISO): structuring the framework, maturity management, committee facilitation
  • Drafting security policies (PSSI), procedures, and governance frameworks
  • Coordination of cybersecurity transformation programs (organization, processes, tools)
  • Definition and monitoring of ISG roadmaps aligned with business objectives
  • Executive reporting and support for governance bodies

Compliance & Regulatory Programs (DORA, NIS2, ISO 27001…)
  • Management of compliance programs (BUILD & RUN)
  • Drafting policies and procedures (ICT risks, incidents, continuity, third parties)
  • Implementation of the Register of Information (RoI) and structuring of DORA frameworks
  • Preparation for audits and regulatory checks
  • Review of framework consistency and demonstrability (evidence, traceability, internal control)

Business Continuity & Operational Resilience
  • Conducting Business Impact Analyses (BIA)
  • Drafting BC/DR plans and structuring crisis management frameworks
  • Design and facilitation of crisis management exercises (including Executive Committees)
  • Definition of resilience testing programs

ICT Third-Party Risk Management (TPRM)
  • Mapping and assessment of critical service providers
  • Analysis of outsourcing risks
  • Contract review and reinforcement (DORA clauses, reversibility, continuity)
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km)

Experience

  • Anonymisé (Assurance)
    DORA Consultant
    March 2026 - May 2026 (2 months)
    Assessment of the existing framework and implementation of the DORA roadmap:
    • Production of the scoping report: defining the scope, identifying critical and important functions, prioritizing workstreams, and structuring the compliance trajectory.
    • Securing the framework foundations: inventory of ICT assets, third-party register, mapping dependencies between business processes, systems, and critical service providers.
    • Integration of ICT risks into the existing risk map: defining the analysis methodology, formalizing risk scenarios, and developing a prioritized treatment plan.
    • Structuring the ICT incident management framework: defining a classification grid (including major incidents), clarifying escalation paths and responsibilities, drafting the incident management procedure.
    • Review and reinforcement of the documentation framework: critical analysis of existing documentation, drafting the digital operational resilience strategy, updating the ISSP, and formalizing policies for ICT risk management, third parties, and business continuity (BCP/DRP).
    • Upgrading the ICT third-party risk management framework: detailed analysis of existing contracts, identification of DORA gaps, implementation of contractual remediations, and definition of exit plans (reversibility, continuity).
    • Strengthening continuity and resilience frameworks: review of existing BCP/DRPs, alignment with critical functions, and definition of the resilience testing program.
    • Implementing DORA program management: defining governance arrangements, developing a monitoring dashboard, and raising awareness among the Board of Directors about digital resilience challenges.
    • Framework consolidation: structuring evidence and preparing the DORA demonstration file for checks or audits.
    DORA BCP/DRP ICT Risks
  • Anonymisé (société de gestion)
    DORA Consultant
    February 2026 - April 2026 (2 months)
    Review of the DORA framework's consistency and production of the ICT risk management framework review report:
    • Analysis of the existing framework against DORA regulation requirements, including assessment of the completeness, consistency, and operationality of policies, procedures, and controls in place.
    • Conducting a transversal diagnosis covering the main DORA pillars (ICT risk management, incident management, business continuity, third-party management, governance), identifying gaps, redundancies, and areas of weakness.
    • Evaluating the alignment between documentation frameworks and operational practices, particularly in risk management, asset classification, and critical service provider oversight.
    • Analyzing traceability and demonstrability of the framework (ability to provide evidence in case of audit), including the level of formalization, quality of reporting, and integration into internal control systems.
    • Drafting the ICT risk management framework review report, structured according to DORA expectations, including an executive summary, detailed analysis of findings, a maturity assessment, and a prioritized action plan.
    • Formulating operational recommendations to strengthen the framework's robustness, consistency, and effectiveness, considering the proportionality principle and organizational constraints.
    • Supporting stakeholders in presenting results and understanding the challenges, with a perspective on remediation priorities.
    DORA ICT Risks
  • PERIAL ASSET MANAGEMENT
    DORA Consultant - End-to-End Implementation
    CONSULTING AND AUDITS
    June 2025 - December 2025 (6 months)
    Paris, France
    Implementation of the DORA compliance program covering all regulatory requirements:

    *Mapping of critical functionsand conducting Business Impact Analyses (BIA): identifying critical business processes, assessing operational and regulatory impacts, defining RTOs, RPOs, and maximum tolerable interruption times, mapping ICT and supplier dependencies.
    • **Overhaul of the ICT risk management framework**: risk analysis methodology, integration of third-party risks, formalization of threat scenarios, alignment with security governance and internal control frameworks.
    • **Structuring the ICT major incident management framework**: detection, qualification, escalation, notification, and reporting processes, in line with DORA requirements and obligations for reporting to authorities.
    *Implementation of the cyber crisis management framework:crisis management policy, incident/crisis articulation, crisis cell organization, roles and responsibilities, crisis kit (directories, checklists, communication materials).
    • **Upgrading business continuity and IT recovery frameworks**, with alignment of continuity and recovery plans with business objectives and digital resilience requirements.
    • **Deployment of the ICT third-party risk management framework**: criticality assessment, pre-contractual due diligence, monitoring of critical service providers, and integration of DORA clauses into contracts (audit rights, continuity, reversibility, incident notification).
    • **Design and maintenance of the Register of Information (RoI)**: inventory of critical functions, ICT assets, service providers, and dependency chains.
    • **Definition of the resilience testing strategy and facilitation of an Executive Committee cyber crisis exercise**, with debriefing and improvement plan.
    DORA BCP/DRP Crisis Exercise Register of Information ICT Risks

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Education

  • Bachelor's degree in 'Business Economics and Management'
    Université Paris 1 Panthéon-Sorbonne
    2014
    Licence « économie et gestion d'entreprise »
  • Scientific Baccalaureate
    Lycée Saint-Pierre
    2010
    Baccalauréat scientifique

Certifications

  • ISO27001 Lead Implementer
    PECB
    2020
    ISO 27002 ISMS ISO 27001 GRC

Skill set

Categories