
Mario G.
Cybersecurity Expert, Pentesting, Protection and Incident Response
Skills

Bekijk mijn diensten

Werkervaring
Freelance Cybersecurity Consultant
Self-Employed / Freelancer • Freelance
May 2024 - Present • 2 yrs 5 mos
I provide cybersecurity services to businesses: vulnerability assessments, penetration testing, system hardening and incident response. I help companies identify and close security gaps before attackers exploit them, strengthening their defenses against real-world threats. I’ve worked hands-on securing networks, web applications and infrastructure, and supported cybercrime-related investigations. My focus is turning a client’s weakest points into solid, well-protected systems.
Cybersecurity Technician
Universidad Complutense de Madrid • Parttime
Sep 2024 - Jun 2025 • 9 mos
Worked on cybersecurity at Universidad Complutense de Madrid, helping protect the university’s systems and infrastructure. I supported the hardening of networks and internal systems, monitored for vulnerabilities, and assisted in implementing security measures to keep institutional data and users protected. Hands-on experience securing a real multi-user environment handling sensitive information.