Freelancer profile translated to English.
Back to original languageAbout Jonathan
🔐 Do you need to understand your threats, structure your cyber posture, or train your teams, without waiting for a large firm?
Cybersecurity engineer (M2 ECE Paris, EDF OIV experience), I intervene on two axes:
🕵️ CTI & OSINT: identification of threats targeting your sector, analysis of IoCs/IoAs, actionable intelligence reports, dark web monitoring
🎓 Cybersecurity training: phishing workshops, introduction to best practices, awareness for management and technical teams
⚡ Clear deliverables, adapted to your technical level. Available quickly, let's talk about it!
French
Native or bilingual
English
Fluent
Spanish
Conversational
Can work on-site
Paris (up to 30km)
Experience
- EDFSOC AnalystENERGY AND UTILITIESFebruary 2025 - December 2025 (10 months)92000 Nanterre, France
- Supervision of the Information System via SIEM Splunk and AuditD in a critical OIV (Operator of Vital Importance) environment to identify malicious activities
- Investigation and analysis of SIEM alerts, user reports, and AGIR incidents; assessment of impacts and threat qualification
- Containment and participation in the remediation of phishing incidents via XSOAR and OTRS, limiting impacts on the IS
- Development and implementation of new monitoring and alerting use cases (audit.rules, official Splunk training + TryHackMe)
- Technological watch on the latest flaws and vulnerabilities to improve detection coverage; analysis of Dynatrace noise and optimization of exclusion rules
- Systematic documentation of all investigation and remediation activities; drafting of technical quick reference guides (Markdown) transmitted to SOC teams
- Training of about twenty SOC analysts in reading and interpreting Linux AuditD events; contribution to the continuous improvement of the SOC
- Fédération Française d'AthlétismeIT DeveloperSPORTSJanuary 2024 - December 2024 (11 months)Paris, France
- Design of complex SQL queries and front-end/back-end integration for data management solutions
- Installation and configuration of networks for national competitions
- Département du RhôneIT Department Cybersecurity Expert AssistantPUBLIC SECTORJanuary 2023 - February 2023 (1 month)Lyon, France
- Administration and management of deployed security solutions: firewalls (Panorama by Palo Alto) and EDR (Deep Security – Trend Micro)
- Management of the migration of Deep Security EDR on the community's servers; validation and support for remediation
- Transversal collaboration with the IT department's infrastructure and application teams for the implementation of security controls
Recommendations
Be the first to recommend Jonathan
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- M2 Major CybersecurityECE PARIS ENGINEERING SCHOOL2025M2 Majeure Cybersécurité
- International SemesterANGEL KANCHEV UNIVERSITY OF RUSE2023Semestre à l'international
Certifications
- E-learning Diploma “Risks related to phishing”AvantdeCliquer.com
- ANSSI MOOCANSSI