Freelancer profile translated to English.
Back to original languageAbout Thomas
Specializing in offensive/defensive cybersecurity and system administration, I assist companies and institutions in securing and optimizing their IT infrastructures, from diagnosis to operational implementation.
🛠️ Areas of Intervention:
🔐 Cybersecurity & Compliance
- Penetration testing (external/internal/web/app), forensic & incident response
- GDPR / ISO 27001 / NIS2 Compliance
- SIEM (Elastic, Sentinel, Defender) and EDR/XDR solutions deployment and tuning
- Drafting, implementation, and audit of security policies
🖥️ Systems & Cloud
- Linux, Windows, Apple environments — production, virtualized, or hybrid
- Proxmox, VMWare, Hyper-V; asset security and system hardening
- Azure, Oracle, Google, Cloudflare Cloud: configuration, IAM, Zero Trust, network, bastions
🧠 IAM & Automation
- Entra ID / Intune / Defender / MFA integration
- Bash / PowerShell automation: up to 90% time saved on certain repetitive tasks
- Robust and maintainable scripts, designed for high-pressure ops
🔧 DevSecOps & Secure Code
- Docker, Kubernetes, Ansible, CI/CD, Terraform: security integrated into the pipeline
- Secure development in C, C++, TypeScript, Python — including reverse engineering & static analysis
🎓 Background & Publications:
- Master's in Software Engineering – EPITECH (2024–2026)
- Specialization in Networks, Forensic & Cybersecurity – Halmstad University (Sweden, 2024–2025)
- Bachelor of Science in IT Expertise – EPITECH (2021–2024)
- Certifications in advanced cybersecurity, forensic, networks, and pedagogy
📌 Available for audit missions, security/system optimization, system administration, training, or compliance support (this is just a non-exhaustive list 😉). Contact me to discuss your needs!
French
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- T0M4ManagerMarch 2024 - Today (2 years and 3 months)Paris, FranceSystem administration & cybersecurity services through needs analysis, proposal, and implementation. GDPR & ISO 27001 Audits. Infrastructure Pen-testing. Teaching in schools.
- SocialeoCISO & Board MemberApril 2021 - Today (5 years and 2 months)Roanne, FranceDesign of cybersecurity policies and procedures, notably through the configuration of IAM, EDR/XDR, and collaboration tools. Conducting internal and external audits to ensure compliance with regulations. SIEM & EDR Monitoring.
- AbomicroSystems & Network TechnicianJanuary 2024 - May 2024 (5 months)Lyon, FranceConfiguration and maintenance of Windows & Linux infrastructures in a regulated environment. Implementation of a phishing training tool for clients. Improvement and automation of existing procedures, resulting in 90% time savings.
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Education
- Forensique réseau & cybersécuritéHogskölan i Halmstad2025
- Expert en ingénierie logicielleEPITECH
Certifications
- Advanced Computer Networks and Security CertificationHalmstad University2025
- System Administration CertificationHalmstad University2024