Victor Nazianzeno--Le Jamtel
CTI & OSINT | Cybersecurity Engineer
Work Experience
CTI Analyst
March 2026 — PresentEFG Bank · Geneva, Switzerland
Lead cyber threat intelligence operations: manage the OpenCTI platform and automated feeds, produce actionable intelligence, and drive intelligence sharing with government CERTs. Develop and tune detection use cases across MDE and ELK SIEM.
Graduate - Threat Intelligence
Sept 2024 — March 2026EFG Bank · Geneva, Switzerland
Architected enterprise CTI infrastructure from scratch. Deployed OpenCTI with 15+ automated feeds, authored threat intelligence procedures, and lead intelligence sharing with government CERTs across 5 countries. Developed 20+ detection use cases for MDE and ELK SIEM.
Blockchain Security Intern
Feb 2024 — Aug 2024Secutix · Lausanne, Switzerland
Developed blockchain-based self-sovereign identity system for bot protection, integrating Ethereum Layer-2 technology for fraud prevention. Master's thesis project.
CTI Research Intern
Jul 2023 — Sept 2023RHEA Group · Leiden, Netherlands
Developed theoretical framework for prioritizing Cyber Threat Intelligence for European Space Agency missions. Implemented proof-of-concept using OpenCTI and Python.
Student Assistant
Jul 2023 — Feb 2024EPFL - DEDIS Lab · Lausanne, Switzerland
Decentralized Systems Engineering - Contributing to distributed systems research and development.
Education
MSc Cybersecurity
2022-2024Specialized in threat intelligence, applied cryptography, and security engineering.
BSc Communication Systems
2019-2022Foundation in computer science, networking, and signal processing.
Certifications
GSOA — GIAC Strategic OSINT Analyst
2026Hands-on certification validating advanced open-source intelligence tradecraft. Earned July 2026.
Skills
Projects
GEOSINT Workbench
Open SourceA local, expert-grade geographical OSINT workstation: interactive map with chronolocation (sun/shadow solver), historical weather, image intelligence (EXIF), a launcher for ~35 professional tools, and a fully sourced field wiki. Everything runs on your machine.
Enterprise CTI Platform
PrivateBuilt complete CTI infrastructure for a private bank: OpenCTI deployment with 15+ automated feeds, IOC dissemination to XDR/SIEM, and intelligence sharing framework with government CERTs.
Space Sector CTI Framework
PrivateTheoretical framework for prioritizing Cyber Threat Intelligence in space missions, developed for the European Space Agency during research internship.