David Horak Headshot

David Horak

System Security Engineer, Horizon Secured

David is a System Security Engineer with over eight years of hands-on experience securing Windows infrastructures. He has worked with organizations ranging from small businesses to large enterprises, addressing real-world security challenges that IT teams encounter daily.

With deep technical expertise in Active Directory security, forensic analysis, and infrastructure hardening, David also leads a team of security professionals, ensuring the implementation of industry best practices while continuously refining security approaches.

Beyond his technical work, David is actively involved in presales presentations, public speaking at cybersecurity conferences, and developing specialized training courses to share his expertise with the broader security community. He is dedicated to bridging the gap between high-level security strategy and deep technical execution, making security both actionable and accessible for businesses.

Passionate about mentorship, continuous learning, and team development, David strives to secure critical infrastructures with practical and effective security strategies.