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Nicolas MehatNM

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Freelancer profile translated to English.
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About Nicolas

My approach

Are you managing your organization's security, but compliance, risks, and incidents are consuming too many internal resources? I help you structure your security approach sustainably — without jargon, without complexity — so you can focus on your core business.

My differences

I translate cybersecurity into business language. My deliverables are directly usable by your teams — not just by experts. With me, your managers understand the stakes, your teams adhere to processes, and your ISMS becomes a real management tool, not a pile of documents.

My typical missions

  • ISMS (Information Security Management System): Implementation and operational management
  • ISPS (Information Security Policy): Drafting security policies
  • Managing Your Risks: Identification and plan, targeted treatment through simplified EBIOS RM Analysis
  • Incidents: preventive, curative, and post-mortem: Crisis management & incident response

I work with: SMEs and mid-sized companies that want to structure their information security without setting up a dedicated internal team — CIOs, CEOs, IT or compliance managers who want to make concrete progress on their ISO 27001 compliance and risk management.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • GRETA BRETAGNE SUD
    Cybersecurity Lead Trainer
    DIGITAL AND IT
    March 2026 - Today (5 months)
    Vannes, France
    Design and delivery of in-person and remote training sessions,
    articulated around professional work situations, in compliance
    with the certification framework and the requirements of the Eduform Quality label.
    Theoretical and practical teaching covering the four skill blocks of the certification: deployment and administration of secure infrastructures (B1), network supervision and technological and regulatory watch (B2), cybersecurity incident management and investigation (B3), access control, user awareness and CISO advisory (B4).
    Pedagogical engineering: content development, learning progression, and practical exercises on a technical platform.
    Personalized support and follow-up for learners throughout their program, including in the workplace, and participation in the development of individualized assessments.
    Securing training paths, from career project development to employment.
    Coordination with the pedagogical and administrative team in the context of collective meetings and projects.
    Cybersecurity Training Cybersecurity Awareness
  • Siradel
    Deputy CISO & Operational Manager
    TELECOMMUNICATIONS
    November 2020 - February 2026 (5 years and 3 months)
    35760 Saint-Grégoire, France
    Deputy CISO
    Governance: Deploy and maintain the Group's IT Security Policy
    Risks: Mapping of IT processes and risk analysis
    Compliance: Apply security best practices and frameworks
    Incident Management: SIEM operation to detect threats
    & Plan and supervise security updates
    Operational and security maintenance:
    Administer servers, storage, and LAN/WAN networks, and IAM (Active
    Directory, AWS); Implement cybersecurity policies and supervise the
    infrastructure (SIEM and logging).
    Pilotage and coordination:
    Management of >500 B2B/B2G clients across multiple SLA targets with an
    international team of 5 people; Processing of 3000 tickets/year in Tier1/Tier2
    (ITIL) and 500 software licenses.
    Continuous Improvement:
    Propose and implement relevant technical and organizational evolutions.
    Cybersecurity Awareness Cybersecurity Governance Incident Management Vulnerability Management Infrastructure
  • AMA APPLICATIONS
    Technical Manager
    TELECOMMUNICATIONS
    July 2016 - November 2020 (4 years and 4 months)
    Rennes, France
    Pilotage and coordination:
    Management of >200 B2B/B2G clients across multiple SLA targets with an
    international team of 8 people; Processing of 1500 tickets/year in
    Tier1/Tier2 (ITIL) and >200 software licenses (Annual Maintenance Contract).
    Customer relations and product vision:
    Provide Level 1 & 2 technical support with resolution of major incidents
    encountered (Tier3 Escalation, Crisis Cell, Lessons Learned); Ensure
    relations with suppliers and technological watch.
    Continuous Improvement:
    Service Quality Management CSAT (>90%); Propose and implement relevant
    technical and organizational evolutions.
    Incident Management Cybersecurity Incident and Crisis Management Agile Method Pre-sales Document Management

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Education

  • Master's Degree in Information Security and Defense
    Troyes University of Technology
    2025
    Master RSSI
  • Manage your cyber risks with EBIOS RM Manager, manage a team daily, learn conflict management
    Gérer vos risques cyber avec EBIOS RM Manager une équipe au quotidien Apprenez Gérer Conflit

Skill set

Categories