Freelancer profile translated to English.
Back to original languageAbout Mathieu
🔐 Cybersecurity & Compliance Expert | 10 years of IT & security experience
I assist VSEs / SMEs in their security and regulatory compliance with a pragmatic approach adapted to their budget and organizational constraints.
💡 My services:
✅ ISPS & Security Policy: complete drafting, adapted to your organization, immediately usable
✅ ISO 27001: maturity audit, compliance roadmap, turnkey key documentation (Lead Auditor trained by AFNOR Compétences)
✅ NIS2: compliance diagnosis, pragmatic action plan, implementation support
✅ Risk Analysis: IT mapping, identification of organizational vulnerabilities, treatment plans
✅ Outsourced CISO/RSSI: cybersecurity steering committee, risk management, IT governance, part-time security referent
✅ Training & awareness: users, executive committees, IT teams (quizzes + proof of attendance)
🎯 My approach: progressive, jargon-free, results-oriented. I combine technical expertise (15 years in infrastructure & security) with a governance vision for solutions tailored to VSEs/SMEs.
📊 Concrete deliverables: usable documents, quantified action plans, realistic roadmaps adapted to your budget and maturity.
📍 Based on the outskirts of Toulouse – remote or on-site interventions (Occitanie, Paris, Bordeaux, Marseille, or Switzerland).
🏆 Clients: local authorities, business schools, SMEs in the health and services sectors.
French
Native or bilingual
English
Fluent
Can work on-site
Toulouse (up to 50km), Marseille (up to 50km), Bordeaux (up to 50km), Paris (up to 50km)
Experience
- IndépendantCybersecurity & Compliance – Audit, Governance, Awareness – Outsourced CISO – TrainerSeptember 2025 - Today (9 months)I help small and medium-sized enterprises effectively protect their information systems and comply with current regulations. My approach is pragmatic, adapted to the budget and organizational constraints of VSEs/SMEs, with the goal of strengthening their security without complicating their daily operations. I provide training for engineering schools (governance, risk management, regulatory compliance, ISO 27001, NIS2, GDPR).
- SDIS 82System, Network & Cybersecurity Referent EngineerJanuary 2024 - Today (2 years and 5 months)Montauban, France• Operation and Maintenance of strategic equipment: LAN, VPN, firewalls, Datacenter supervision• Traffic management and internal/external interconnections, validation and application of security rules• Diagnosis and resolution of network failures, availability optimization• Drafting of technical specifications (acquisition, equipment renewal)• Assistance, training, and advice for users and IT Admin teams• Deployment and Maintenance of virtualized servers under VMware• Definition of hardware and software architectures during renewals and new projects• Evolution and Maintenance of Windows Server (2008 to 2025) and Linux environments• Referencing and Documentation of Infrastructure components• Drafting of installation and operation procedures• Server equipment supervision and performance monitoring• User assistance and training, local technical support• Technological watch
- Ecole Nationale Vétérinaire de ToulouseSystem, Network & Security EngineerFebruary 2021 - December 2023 (2 years and 10 months)Toulouse, France-- NETWORK ADMINISTRATION --• Maintenance of network equipment (LAN, WiFi, VPN, Firewall, Datacenter Supervision)• Management of traffic and interconnections between equipment within the institution and externally• Validation, Expertise, and Management of the institution's security policy, particularly through the Firewall• Fault detection and diagnosis• Drafting of Technical Clauses during consultations for equipment acquisition/renewal-- SYSTEM ADMINISTRATION --• Deployment & Maintenance of servers (virtualized under VMWARE), 20+ physical chassis for 90+ virtual machines• Definition of the target hardware and software architecture during renewal or acquisition of new tools• Management of the Evolution and Maintenance of hardware, software, and systems (Updates / Server management Windows 2008/2012/2019, Linux)• Referencing & Documentation of infrastructure components, software, and their links to the application layer• Drafting of installation and operation documentation• Server equipment monitoring• User Assistance, Training & Advice• Technological watch (hardware, software, protocols, transfer methods, ...)
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Education
- Master's Degree in IT and ManagementCESI2018Informatique, administration Système & Réseau, Management, Rédaction de documentation technique et de livrables professionnels
Certifications
- ISO 27001 Lead ImplementerCyberISO2025
- ISO ICA 27001 Lead AuditorAFNOR2025