Expanding
the limits
of national security
The next great national security challenges will not resemble the last. As new threats emerge, our resolve never wavers. That’s what it means to be Ever Vigilant.
CACI Empowers Fleet Readiness for the U.S. Navy Portsmouth Naval Shipyard (PNS) Engineering and Planning Department (EPD)
CACI to Advance Innovations That Detect and Defeat Electronic Warfare (EW) Threats for the U.S. Army
CACI to Participate in UBS Global Industrials and Transportation Conference 2025
CACI President and CEO John Mengucci Named ‘Executive of the Year’ by the Northern Virginia Chamber and Professional Services Council
Counter UxS
Leveraging more than 20 years of experience in RF-based solutions, CACI’s modular, scalable, software-defined technology is battle-proven, rapidly deployable, and interoperable with existing C-UxS systems — enabling a layered defense for better real-time decision making.
Network modernization
CACI modernizes end-to-end IT infrastructure to securely deliver data, optimize efficiencies, enhance performance, and improve end-user satisfaction — from on-premises to the cloud and the edge.
Agile software development
Using Agile methodologies and advanced analytics, CACI modernizes government applications, infrastructure, and business processes to enhance performance and translate data into decisions.
Optical communications
CACI’s American-made optical communication, sensing, and processing technology enables the success of some of our nation’s most critical missions from the battlefield to deep space.
About CACI
New threats are always emerging.
Our resolve never wavers.
Today’s threats evolve and advance at breakneck speed, and as soon as they’re neutralized, they shift again. Success requires that we constantly push the boundaries of our nation’s capabilities.
We are making bold investments to stay one step ahead of the adversary. We’re accelerating innovation, driving speed and efficiency, and using technology, software and intelligence to anticipate and rapidly eliminate threats in a changing world.
From the front lines to the home front, from weapons systems to operating systems, from what’s here today to what lies beyond the horizon, everyone we serve has a unique mission. Ours is to ensure they succeed. That’s what it means to be Ever Vigilant.