Freelancer profile translated to English.
Back to original languageAbout Clément
Double international experience in public/private sectors, creation of 2 CyberSOCs, expertise particularly in SIEM/SOAR/DMARC + cybersecurity ecosystem products.
CEH and CCNP certifications maintained.
Preferably available for a long-term mission as an Architect, TAM, or Project Manager. On-site/hybrid in Rennes or 100% remote, commercial/administrative support status via a referenced company (or directly via my micro-enterprise).
Reliable and conscientious, a collaborator you can count on without question, numerous references available.
French
Native or bilingual
English
Fluent
Spanish
Basic
Can work on-site
Rennes (up to 30km)
Experience
- Ministère de l'IntérieurEmail Security Project ManagerPUBLIC SECTORJune 2025 - Today (11 months)Rennes, FranceManaged a project to enhance email security by implementing SPF, DKIM, and DMARC standards (reject policy).- Validated and optimized DNS configuration for over 400 domains.- Set up dedicated subdomains for sending via external providers.- Monitored technical work, coordinated with business units, and led decision-making committees.- Ensured compliance and deliverability of outgoing emails.
- Ministère de la Cybersécurité et du Numérique du QuébecSenior Cybersecurity ConsultantPUBLIC SECTORJune 2025 - Today (11 months)Rennes, FranceContinued my mission as an architect and operational lead after returning from expatriation, transitioning to freelance status through my company. Specialization in the following products and architectures:- SIEM IBM QRadar + SOAR- SIEM Microsoft Sentinel- SIEM Palo Alto XSIAM + XSOAR- Load Balancer / WAF Broadcom AVI NSX-ALB
- ATOSSENIOR CYBERSECURITY ADVISORPUBLIC SECTORJuly 2020 - May 2025 (4 years and 10 months)Québec, CanadaAT THE MINISTRY OF CYBERSECURITY AND DIGITAL (2020 to present):• SIEM QRadar Architecture (20 collection zones, 100k logs/sec., 40k sources)• Collection strategies for AWS, Azure, mTLS nomadic workstations, private clouds (xDRs)• Ecosystem Architecture: SOAR, MISP, Load-balancer• Architectural advice for optimizing EDRs (TrendMicro and Defender)• SSO SAML, RBAC authentication architecture, ADFS to Azure AD migration• Follow-up with various technology providers and internal training• Industrialization of onboarding profiles for 200 public organizations• Development of DLP strategies on Microsoft 365 (Exchange, OneDrive, Teams)• Enhancement of antispam and antispoofing security (SPF, DKIM, DMARC)• Creation of dashboards with 50 KPIs, 300 use cases, and 50 playbooksAT THE FINANCIAL MARKETS AUTHORITY (2022):• Redesign of the multi-site SIEM QRadar infrastructure, major tier migration• Resolution of stability and high availability issues• Support, training, deliverables
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Education
- PROFESSIONAL LICENSE. VOICE & DATA INTEGRATIONIUT DE LANNION – UNIVERSITY OF RENNES2013LICENCE PRO. INTÉGRATION VOIX & DONNÉES
- UNIVERSITY DIPLOMA IN TECHNOLOGYUNIVERSITY OF NANTES2012DUT
Certifications
- Cisco CCNP - Certified Network Professional EnterpriseCisco
- IBM Certified Deployment Professional – Security QRadar SIEM V7.5IBM