Abraham Rojas Chavez
Driving technology leadership & cybersecurity excellence for global organizations.
Mexico City, MX
Full time
On-site/Remote/Hybrid
Hands-on cybersecurity and technology leader with extensive expertise in pentesting, vulnerability management, cyber threat intelligence, cloud security,...
Show more
My Career Journey
company_logo
company_logo
company_logo
company_logo
company_logo
company_logo
company_logo
company_logo
company_logo
company_logo
1/10
Lyon & Fiurex LLC Group
Fractional CTO/vCISO Pro Bono
Nov 2019 - Present | 6y 11m
Mexico City, MX
Supervised technology and cybersecurity projects, guided IT transformations for SMEs, led technical hiring, contracts, and service delivery. Implemented and managed IT and cybersecurity across operations,...
Show more
TCS
Vulnerability Management Manager | Security Architect | Cybersecurity Specialist (Senior Pentester)
Feb 2024 - Sep 2025 | 1y 7m
Mexico City, MX
Led deployment of Qualys, reducing vulnerabilities from 13,000 to 1,000. Integrated vulnerability management tools, managed vendor risk, enforced security policies, and coordinated remediation. Led vulnerability...
Show more
Lyon & Fiurex LLC Group
Interim vCISO Pro Bono
Jun 2024 - Sep 2025 | 1y 3m
Mexico City, MX
Oversaw information security program strategy and execution, ensured regulatory compliance, and system integrity. Aided teams on vulnerability and risk assessments, hiring, licensing, vendor and contract...
Show more
TCS
Lead Cloud Security Engineer (Cisco Project - ThousandEyes)
Mar 2024 - Jul 2024 | 4m
Mexico City, MX
Improved SAST and third-party remediation, managed vendor risk, enforced FedRAMP and NIST security policies. Used Wiz/Snyk, ran penetration tests, conducted incident response simulations for faster TTR,...
Show more
Lyon & Fiurex LLC Group
Pentester Manager
Nov 2021 - Jun 2024 | 2y 7m
Mexico City, MX
Managed over 50 projects supporting SMEs, handled more than 50,000 vulnerabilities, delivered remediation plans, led team of 4, managed project SOWs, NDAs, SLAs, and reports, and provided AI offensive...
Show more
Grupo Salinas - Elektra
Senior Pentester
Jan 2024 - Feb 2024 | 1m
Mexico City, MX
Discovered vulnerabilities in WAF and Wi-Fi corporate networks. Led penetration testing, compiled detailed reports, and provided recommendations for remediation. Delivered offensive AI consulting.
Microsoft
Senior Pentester
Dec 2023 - Feb 2024 | 2m
Mexico City, MX
Identified cloud vulnerabilities in Azure, served as sole Pentester for Pre-Copilot Project, led cloud/network pentesting, drafted SOPs, technical and executive reports, and provided offensive AI security...
Show more
IKUSI (Alatritec)
Cyber Threat Intelligence | Senior Pentester
Aug 2022 - Jun 2023 | 10m
Mexico City, MX
Increased and improved cyber threat notifications, enhanced notification quality, scoped, performed, and reported penetration testing. Provided remediation recommendations and consulted on offensive AI...
Show more
Telefonica Tech (TTECH - Movistar)
SOC/NOC Level 2
Oct 2021 - May 2022 | 7m
Mexico City, MX
Managed 10,000+ endpoints with MDM, discovered and remediated Log4j vulnerabilities, delivered continuous monitoring and escalation, prepared detailed reports, and provided 24/7 technical support.
Lyon & Fiurex LLC Group
Junior Pentester to Senior Pentester
Nov 2019 - Nov 2021 | 2y
Mexico City, MX
Conducted ethical hacking, vulnerability analysis, and risk management across 10+ projects. Managed and remediated over 10,000 vulnerabilities, provided remediation plans, and engaged in offensive AI ...
Show more
Most proud of (1/3)
1st
I have created Recon, LF HR Global and TPRM SaaS.
Career Highlights
1/1
highlight_image
SaaS
Achivements
Mexico City, MX,
I have created Recon, LF HR Global and TPRM SaaS.
My values
Perseverance
Creativity
Adaptability
Initiative
Risk-Taking
Education
company_logo
Université de Perpignan
Applied Mathematics
2007
Certifications & Qualifications
CC
IC22026
ISO 27001 Lead Auditor
2026
ISO 27001 Lead Implementer
2026
ISO 27001 Internal Auditor
2026
ISO 22301 Internal Auditor
2026
ISO 22302 Lead Auditor
2026
ISO/IEC 20000 Internal Auditor
2026
AI Risk Manager Professional
2026
CEH - Certified Ethical Hacker (Practical)
2026
CPTS (Certified Penetration Testing Specialist)
2026
CWES (Certified Web Exploitation Specialist)
2026
CWEE (Certified Web Exploitation Expert)
2026
CBBH (Certified Bug Bounty Hunter)
2026
CompTIA Pentest+
CompTIA2026
CompTIA Security+
CompTIA2026
Offensive Security
2026
eJPT (eLearnSecurity Junior Penetration Tester)
eLearnSecurity2026
CJCA (Certified Junior Cybersecurity Associate)
2026
CWPE (Certified Wifi Pentesting Expert)
2026
Burp Suite Certified Practitioner
2026
Certified Threat Intelligence & Governance Analyst (CTIGA)
2026
SOC I, II
2026
Security Engineer
2026
CompTIA Cloud+
CompTIA2026
A+
2026
ITIL 4 Foundation
2026
Agile Leader Professional
2026
Scrum Advanced Professional
2026
Artificial Intelligence Expert
2026
Language(s) I speak
Spanish
Fluent
English
Fluent
French
Intermediate