Mario Lima is a Senior Staff Red Team Security Engineer at Five9, a position held since 2025. Previously, Mario served as a Senior Offensive Security Consultant at LAYER8 from 2022 to 2025 and as a Senior Security Auditor at S21sec from 2021 to 2022. Mario also worked as a Penetration Tester at CyberSafe from 2019 to 2021 and held the role of Information Security Officer at Universidade do Porto during the same period. Mario holds both OSCE3 and OSCP certifications, as well as CRTP.
This person is not in the org chart
This person is not in any teams
This person is not in any offices