We Believe Truth Matters.

Our mission is to provide DoD with testing they can trust.

Software Development

Our team of software experts specialize in developing custom software solutions that are scalable and provably correct. Our software products focus on testing tools for cyber and electronic warfare for the USAF and USN.

Cyber Testing

The VCS Testing As A Service (TAAS) team focuses on vulnerability assessments and penetration testing for industrial control systems. We support both government and commercial clients in providing greater insight into their cyber vulnerabilities, and creating more secure solutions.

Government Consulting

As Cloud based computing has expanded into the DoD to help augment and replace legacy applications and systems Vigilant has been integral in providing Cloud focused cyber security assessments that address the complexities of integrating legacy applications with new Cloud based tools.

ONE PARTNER, PROVEN PROTECTION FOR EVERY SYSTEM.

Ready to secure your mission-critical systems? For over 25 years, Vigilant Cyber Systems has been the trusted cybersecurity partner for the Department of Defense, delivering cutting-edge solutions that protect what matters most. Our battle-tested team of cyber experts specializes in offensive cyber testing, industrial control systems assessment, and cloud security for defense applications—bringing unmatched expertise to every engagement.

Request a Meeting

Whether you need penetration testing for cyber-physical systems, custom software development for electronic warfare applications, or comprehensive cloud security assessments, we’re ready to tackle your most complex challenges. Contact us today to discuss how our proven methodologies and deep DoD experience can strengthen your cybersecurity posture and ensure mission success.

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