Freelancer profile translated to English.
Back to original languageAbout Sébastien
My various experiences as a developer or application/IS architect have led me to take a close interest in cybersecurity issues. Before offering services in this area, I wanted to ensure I had a sufficient level of skills. Consequently, I obtained the (Offensive Security Certified Professional) certification. My experience in web development then allowed me to pass the OSWE (Offensive Security Web Expert) certification.
I offer the following services:
- Web Pentest
- Internal Pentest
- Architecture Audit (cybersecurity oriented)
French
Native or bilingual
English
Conversational
Can work on-site
Le Creusot (up to 50km), Lyon (up to 10km), Dijon (up to 10km), Paris (up to 10km)
Experience
- energy poolDevSecOpsENERGY AND UTILITIESMarch 2022 - Today (4 years and 2 months)Lyon, FranceIntervention within the Devops team to address cybersecurity-related topics.- Update of the OS used- Participation in building the security topics roadmap- Reinforcement in the OPS team- Analysis of the security of Windows machines in the infrastructure.
- Différent clientsPentesterCONSULTING AND AUDITSMarch 2021 - Today (5 years and 3 months)Lyon, FrancePerforming pentests and cybersecurity-oriented architecture audits as a subcontractor.
- SNCF VoyageursApplication/IS ArchitectTRANSPORTATIONMarch 2019 - March 2022 (3 years)Lyon, FranceIntervention within the IT department's architect team- Definition of project architecture for the Production and Repository, Big Data divisions- Migration of projects to Azure cloud while respecting company constraints.- Collaboration with CISO teams to assess the level of security measures to be implemented for various projects.
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Education
- Telecommunications EngineerInstitut des sciences de l'ingénieur de Toulon et du Var (ISITV)2005Formation spécialisée sur les télécommunications et le traitement du signal
