About Quentin
French
Native or bilingual
English
Native or bilingual
Experience
- Silae GroupCISOSOFTWARE PUBLISHINGJanuary 2022 - August 2025 (3 years and 7 months)Poitiers, France— Security management for the leading HRIS provider in France, 1,000,000 clients, 7,500,000 payslips per month. Within the Silae group, responsible for developing and driving the Security, compliance, and certifications strategy, I work in a dynamic, fast-growing sector. The criticality of the data (payroll, health data, etc.) and the demanding regulatory environment have allowed me to apply the experience gained in key account management.
- MajorelInformation System Security Officer and DRITELECOMMUNICATIONSJanuary 2020 - January 2022 (2 years)Poitiers, France— Multi-source threat hunting (physical and cyber) — Handling security incidents (intrusion attempts, data leaks, ...) — SOC collaboration on rules and alert systems (e.g., patch management and vulnerability scans) — Compliance monitoring of client and PSSI frameworks — SIEM: Rapid7 — Compliance and internal audit ISO27001 and client frameworks — Security crisis management in an English-speaking environment — Support and follow-up for English-speaking key accounts — Participation in Steering Committees/Project Committees/Project Management on security aspects— Automation of a compliance verification pipeline — Programming of security tools (PowerShell, Rust) deployed and supported on 4k+ machines in production — Drafting of security annexes — Security audits: internal audits conducted within the company and participation in CTFs (mainly Hack The Box) — Client relations: First point of contact for requests from a US-based key account on technical and security aspects of the service provided — Windows: Deployment and administration of host-based monitoring systems on servers and workstations, as well as security scripts. — Python: automation of administration and compliance verification tasks — PowerShell, Rust: deployment of administration and security scripts in a Windows environment
- Alten GroupMAIF Security AnalystBANKING AND INSURANCEJanuary 2019 - January 2020 (1 year)Niort, France— SIEM: ELK, Splunk — PostgreSQL Database — Software and network architecture project monitoring — Writing alert tools based on log extractions — Technical assistance to development teams — Technical monitoring of GDPR compliance — System and network architecture for international projects — Technical liaison with international project teams
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Education
- CISO,Silae Group2025RSSI,
- PMP (Project Management Professional) Certification2022Certification PMP (Project Management Professional)