Penetration Testing
Internal and external infrastructure, network, web and mobile application assessments; Active Directory attack paths, exploitation and privilege escalation.
HANDS-ON OFFENSIVE SECURITY · ENTERPRISE VAPT · SECURITY RESEARCH
AHMED K ALSHAMMARI // J4N4Z4
SECURITY IS
PROVEN.
NOT ASSUMED.
Offensive Security & VAPT Manager building and leading enterprise security programs — from hands-on penetration testing and adversary simulation to full lifecycle deployment and operation of security platforms.
BASED IN SAUDI ARABIAOFFENSIVE SECURITY / VAPTSCROLL TO EXPLORE ↓
01 / PROFILE
LEADERSHIP
WITH A HACKER'S
MINDSET.
I bridge hands-on offensive security with enterprise-scale execution.
My experience spans internal and external penetration testing, web and mobile application security, wireless assessments, Active Directory, vulnerability management, social engineering, physical security assessments, and coordinated adversary exercises.
Beyond conducting assessments, I have helped take enterprise security solutions from initial evaluation and technical setup through production go-live, continuous operations, vendor coordination, remediation tracking, and security reporting.
Current role: Offensive Security & VAPT Manager. Professional background and title aligned with my LinkedIn profile.
02 / CORE CAPABILITIES
THINK LIKE AN ADVERSARY.
OPERATE LIKE A LEADER.
Wireless Security
Practical enterprise Wi-Fi penetration testing, wireless attack surface assessment and security control validation.
HANDS-ONSocial Engineering
Executed authorized voice-based social engineering and AI-assisted voice impersonation assessments to test identity verification and human security controls.
HANDS-ONPhysical Security
Conducted authorized physical security assessments, demonstrating gaps in facility access procedures and security guard controls.
HANDS-ONAdversary Simulation
Planning and execution of red team, purple team and adversary simulation activities, with actionable findings and control improvement.
OPERATIONSSecurity Program Leadership
VAPT strategy, third-party assessment oversight, risk-based prioritization, remediation governance and executive reporting.
LEADERSHIP03 / SELECTED IMPACT
RESULTS THAT MATTER.
16VULNERABILITIES FOUND
HACKERONE PROFILE
HACKERONE PROFILE
22THANKS RECEIVED
HACKERONE PROFILE
HACKERONE PROFILE
01CORPORATE RECOGNITION
CRITICAL VULNERABILITY DISCOVERY
CRITICAL VULNERABILITY DISCOVERY
RECOGNITION / ENTERPRISE
Critical vulnerability discovery
Received corporate recognition for identifying critical vulnerabilities with the potential for major financial, operational and reputational impact. Sensitive details are intentionally withheld.
FIELD OPERATIONS / AUTHORIZED TESTING
Real-world control validation
Successfully conducted authorized physical entry, AI-assisted voice impersonation and telephone-based social engineering assessments across enterprise functions, identifying opportunities to strengthen human and procedural controls.
PUBLIC SECURITY RESEARCH
Recognized through responsible disclosure
Public HackerOne acknowledgments include Stanford University, Mount Sinai Health, Expedia Group, MTN Group and other programs. Public recognition does not imply employment or endorsement by these organizations.
04 / ENTERPRISE TECHNOLOGY
FROM EVALUATION
TO PRODUCTION.
Hands-on experience implementing, integrating, operationalizing and managing security assessment technologies across the enterprise lifecycle.
Vulnerability & Infrastructure
Rapid7 · Tenable Nessus · Horizon3.ai · CyCognito
Application & Mobile Security
Checkmarx · Appknox · Invicti
Offensive Security & Services
Redpath · Defendis · MicroMinder Cyber Security
Platforms listed represent professional experience, not vendor partnerships or endorsements. Responsibilities and depth of deployment vary by solution.
05 / CERTIFICATIONS & RECOGNITION
BUILT ON PRACTICE.
OFFSECOSWPOffSec Wireless Professional · Earned Aug 2026
ELEARNSECURITYeCPPTProfessional Penetration Tester
CISCOCCNACisco Certified Network Associate
OFFSECOSCPIn progress · Not yet certified
Corporate Security Recognition
Awarded for proactive discovery of critical vulnerabilities posing significant potential business risk.
06 / CONTACT
LET'S TALK
SECURITY.
Open to professional conversations about offensive security, security research, enterprise VAPT programs and cybersecurity leadership.