48 Defense & Security companies
Explore companies in Defense & Security on Cybersecurity Jobs List.
INTRACOM DEFENSE
INTRACOM DEFENSE is Greece's leading defense systems company, designing and manufacturing advanced electronics, communications systems, missile telemetry, and t…
ITC Defense
ITC Defense Corp. is a dynamic, technology-based HUBZone small business providing systems engineering, software development, IT, cybersecurity, supply chain man…
Defense Unicorns
Defense Unicorns delivers containerized software to air-gapped military systems, satellites, and submarines using tools like Zarf and UDS.
Institute for Defense Analyses (IDA)
The Institute for Defense Analyses is a nonprofit corporation that administers three federally funded research and development centers, providing rigorous, inde…
Agile Defense
Agile Defense is an IT services company delivering digital transformation, cybersecurity, and data analytics solutions for national security and civilian govern…
Marmon Aerospace & Defense LLC
Marmon Aerospace & Defense LLC is a Berkshire Hathaway company manufacturing custom-engineered wire and cable solutions for mission-critical applications in aer…
Two Six Technologies
Two Six Technologies builds and deploys cyber, information operations, data science, electronic systems, and mobility products for U.S. government and defense c…
Anduril
Anduril Industries builds advanced autonomous systems and defense technology to protect US and allied forces, taking a software-first approach to transform nati…
Sigma Defense
Sigma Defense is a defense technology company providing CJADC2, C5ISR, DevSecOps, and electronic warfare solutions to the U.S. Department of Defense and coaliti…
Ardent MC
Ardent MC provides security technology, cloud infrastructure, and data science solutions to federal agencies and public-sector defense missions.
DroneShield
Australian counter-UAS company providing RF sensing, AI/ML, and electronic warfare solutions to detect and neutralize drone threats for military, government, an…
Vannevar Labs
Vannevar Labs builds agentic AI systems for national defense and intelligence, delivering information dominance and decision advantage through mission-trained A…
Leonardo DRS, Inc.
Leonardo DRS is a leading defense technology provider that develops advanced sensing, network computing, and force protection solutions for the U.S. military an…
Sierra Space
Sierra Space is a defense tech company building satellite platforms, reusable spaceplanes, hypersonic technologies, and space infrastructure for U.S. national s…
ICI Services
ICI Services Corporation is an employee-owned company providing engineering, logistics, and technical services to U.S. military and homeland security agencies,…
QinetiQ Limited
QinetiQ is a British defence technology company providing technologically advanced services and products to defence, security and critical national infrastructu…
HII Technical Solutions Corporation
HII Technical Solutions (Mission Technologies) is a division of Huntington Ingalls Industries that delivers integrated all-domain defense solutions including C5…
STR
STR makes the world a safer place by developing technology to solve emerging national security challenges, specializing in cybersecurity, distributed sensing, a…
EMW, Inc.
EMW is a global systems integration company providing lifecycle engineering, cybersecurity, and infrastructure support services to defense and government client…
K2 Group, Inc.
K2 Group provides cybersecurity, intelligence analysis, and forward-deployed mission support for national security and critical infrastructure protection.