Marcos González Sanz

CEO

Madrid, Community of Madrid, Spain3 yrs 9 mos experience

Key Highlights

Expert in Red Teaming and Vulnerability Research.
Experienced Malware Analysis Teacher with hands-on skills.
Proficient in Custom Tool Development for security assessments.

Stackforce AI infers this person is a Cybersecurity Expert specializing in Red Teaming and Malware Analysis.

Contact

Skills

Core Skills

Red TeamingVulnerability ResearchMalware AnalysisCustom Tool Development

Other Skills

Memory Corruption VulnerabilitiesIoT & Embedded AnalysisExploit DevelopmentRed Team exercisesMobile Penetration TestingGeneral Penetration TestingMalware DevelopmentMobile ApplicationsMalware R&DExternal/Internal penetration testsWeb vulnerability assessmentsSmall team coordinationWi-Fi security assessmentsLinuxWindows Internals

About

Experience

3 yrs 9 mos

Total Experience

1 yr 6 mos

Average Tenure

9 mos

Current Experience

Cyberxia security s.l

Red Team & Research Lead

Jul 2025 – Present · 9 mos · Remote

Performing:
IoT & Embedded Analysis
Vulnerability Research
Exploit Development
Red Team exercises
Mobile Penetration Testing
General Penetration Testing

Vulnerability ResearchMemory Corruption VulnerabilitiesIoT & Embedded AnalysisExploit DevelopmentRed Team exercisesMobile Penetration Testing+2

U-tad

Malware Analysis Teacher

Feb 2024 – Jul 2025 · 1 yr 5 mos · Las Rozas de Madrid, Community of Madrid, Spain · On-site

Teaching Malware Analysis and Development.
Software Engineering + Cybersecurity Specialization degree.

Malware DevelopmentMalware Analysis

Cipherbit-grupo oesía

Offensive Security Engineer

Jul 2023 – Jul 2025 · 2 yrs · Rivas-Vaciamadrid, Community of Madrid, Spain · Hybrid

Performing:
Red Team exercises
Malware R&D
Custom tools development
External/Internal penetration tests
Web vulnerability assessments
Small team coordination

Mobile ApplicationsCustom Tool DevelopmentRed Team exercisesMalware R&DExternal/Internal penetration testsWeb vulnerability assessments+2

Oesia

2 roles

Cybersecurity Consultant - Penetration Tester

Promoted

Jul 2022 – Jul 2023 · 1 yr

Performing:
Red Team exercises
External/Internal penetration tests
Web vulnerability assessments
Wi-Fi security assessments
Custom tools development

Mobile ApplicationsCustom Tool DevelopmentRed Team exercisesExternal/Internal penetration testsWeb vulnerability assessmentsWi-Fi security assessments+1