Freelancer profile translated to English.

Description

Cybersecurity, Governance, Risk, and Compliance expert, I support companies in securing their information systems and ensuring regulatory compliance.

I primarily work in critical and regulated environments: transport, health, industry, and digital services.

With experience in large corporations and complex environments, particularly in the transport and health sectors, I assist organizations with:

• Cybersecurity Governance (GRC)

• ISO 27001 / HDS / NIS2

• Risk Management & EBIOS RM

• CISO / vCISO

• Security and Compliance Audits

• Action Plans and Remediation

• Security Awareness and Management

• Certification and Compliance Support

My approach combines strategic vision, business understanding, and operational expertise to propose pragmatic solutions tailored to field challenges and regulatory requirements.

I am involved in audit, scoping, cyber program management, and support for general management, IT departments, and CISOs.

Accustomed to multi-stakeholder environments and critical information systems, I can manage cross-functional projects involving security, compliance, infrastructure, and governance.

Deliverables:

• IS Security Policy (PSSI) / Security Policies

• EBIOS RM Risk Analyses

• ISO 27001 ISMS

• Risk Treatment Plans

• Audits & Compliance Reports

• Dashboards and Security Governance

• HDS / NIS2 / GDPR Support

Available for consulting, audit, cyber governance, or CISO/vCISO assignments.

Industry field of expertise

Languages

Tamil
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Taverny (up to 50km), Paris (up to 50km)

Confidentiel Data Center
ISO 27001, HDS, and NIS 2 Implementation
TELECOMMUNICATIONS
April 2024 - December 2025 (1 year and 8 months)
Paris, France
Scope of over 100 data centers
Management of ISO 27001 and HDS certification project
Management of NIS2 compliance project
Implementation of ISMS, procedures, and policies
Conducting training and awareness sessions
Performing cyber risk assessments
Conducting internal and external audits
Direction de projets Cybersécurité Data Center Audit ISO 27001
SNCF RESEAU
Head of Digital, Data, and Cybersecurity Transformation Programs
TELECOMMUNICATIONS
April 2017 - February 2026 (8 years and 10 months)
Saint-Denis, France
SNCF RESEAU TECHNICAL DIRECTORATE – Industrial and Engineering General Directorate
> Management of the intelligent transport system (ITS) program "SAEIV" for Trams-Trains in Ile de France (€15M) - T4AB, T4CM, T12E, and T13E + Reversibility project for the opening to competition with IDFM.
• Change Management and Digital Transformation
• Cybersecurity and Data Protection (OIV / OSE)
• Management and Interface Coordination of embedded and connected systems (HMI, Repository, Real-time Embedded System, Deferred Time, Automatic route request, localization, passenger information, fleet tracking, service start/end, embedded software, supervision, alarms, regulation, cybersecurity, GDPR, IS architecture, Wifi, TETRA, Radio Alert, GSMR, and ticketing….).
• Monitoring integration through to commercial operation (Testing, VABF, VSR, MCO..).
• Coordination of industrial partners: ENGIE INEO, ALSTOM, SIEMENS,
• Interfaces with companies: ENGIE, SETEC, ARTELIA, EGIS, SYSTRA, IDFM…
• Governance and IT System Integration (Transilien IS, NTP, Canalbox, les halles…)
• Technical support to Management and decision-making assistance
• Negotiation of internal and external technical and commercial offers – €10M
• Reporting to Management via Data Driven solutions and partnership establishment.
data gouvernance Cybersécurité Digital Transformation Systèmes embarqués Change and Transformation Management
ALTICE
HDS & Cybersecurity Senior Lead Auditor and Advisor
TELECOMMUNICATIONS
March 2019 - December 2019 (10 months)
Paris, France
Conducting comprehensive ISO 27001 and HDS Information Security Management System audits for hosted infrastructures.
Performing Health Data Hosting diagnostics for the Cloud.
Implementing indicators and creating management dashboards.
Providing advice and recommendations for compliance with ISO 27001, ISO 27005, ISO 20000, ISO 27034, EBIOS 2018, and HDS.
Cybersécurité ISO 27001 Hébergeur de données de santé Analyse de risques HDS

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Executive Master's / Strategic Management of Information and Technology
HEC
2020
Piloter la transformation digitale de l'entreprise. Faire le lien entre la technologie et les métiers, pour mettre les systèmes d’information au service de la stratégie. Appréhender l’environnement technique, économique, financier, juridique et humain. Développer les compétences managériales pour animer une équipe d’experts multifonctionnelle et multiculturelle.
Executive Master's / Strategic Management of Information and Technology
MINES ParisTech
2020

Check out Gérald's education

Executive Certificate / Digital Transformation Management
HEC Paris & Mines ParisTech
2019
Transformation digitale Innovation Méthode agile Stratégie d'entreprise Scrum Design Thinking Marketing
Executive Certificate / Information System Management
HEC Paris & Mines ParisTech
2019
Stratégie SI QoS Smart Contract Stratégie d'entreprise Blockchain Cybersécurité Stratégie de positionnement

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Gérald A.

Expert Cyber GRC | ISO27001 | HDS | NIS2 | vCISO

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