25 companies

Showing 1–24 of 25 companies

Constellation West

Constellation West provides cybersecurity, GIS, IT engineering, cloud and programme management solutions to US federal defense and civilian agencies from Vienna, Virginia.

Lockheed Martin Corporation

Lockheed Martin designs and builds aerospace and defense technologies, including military aircraft, missiles, space systems and rotary-wing platforms, for the U.S. and allied nations.

1 open job

AstroNetix

Veteran-owned national security company founded by U.S. Air and Space Force veterans, delivering practitioner-led systems engineering, mission integration and software across the defense program lifecycle.

1 open job

Aether Aerospace

Aether Aerospace, founded in 2025 from four merged companies, is a U.S. defense technology platform providing digital engineering, prototyping, advanced manufacturing and aviation modernization to the Department of Defense.

1 open job

General Dynamics Ordnance and Tactical Systems

A General Dynamics business unit designing and producing weapon systems, munitions, and tactical solutions for the U.S. military and allied forces across the U.S. and Canada.

SOSi

SOSi is a founder-owned aerospace and defense company providing mission-critical defense and government services, including zero-trust architectures, intelligence operations and contested-environment logistics.

UFORCE

UFORCE builds combat-proven autonomous weapons and unmanned warfare systems - naval, aerial, ground and counter-UAS - for defense deterrence, founded by Ukrainian technologists and headquartered in London.

1 open job

RTX Corporation

RTX Corporation is a global aerospace and defense company designing and manufacturing aircraft engines, avionics, missiles, air defense, satellites and drones for commercial and government customers.

ManTech

ManTech is a U.S. defense contractor delivering cyber, AI, digital modernization and systems engineering to the Intelligence Community, DoD and federal agencies.

1 open job

KBR

KBR provides science, technology, engineering and EPC services to governments and companies worldwide across aerospace, defense and energy markets.

Peraton

Peraton is a national security and technology firm serving the U.S. government across space, intelligence, cyber, defence, homeland security and health, with 18,000+ staff and an applied research arm, Peraton Labs.

5 open jobs

Insitu, Inc.

Insitu designs, builds and operates autonomous unmanned aerial systems such as ScanEagle and Integrator for defense and government customers worldwide, as a subsidiary of The Boeing Company.

1 open job

Aitech

Aitech designs and manufactures rugged embedded computing systems, including SBCs, GPGPU modules and integrated systems, for military, defense, aerospace and space applications.

Planate Management Group

Service-Disabled Veteran-Owned Small Business providing program management, facilities engineering, planning, design and asset management services to the U.S. Department of Defense and federal agencies worldwide.

1 open job

PDW

PDW builds multi-mission drones and supporting mission-planning and simulation software for defence and public safety, with U.S. manufacturing in Huntsville, Alabama.

1 open job

HII Technical Solutions Corporation

HII Technical Solutions delivers engineering, cyber, AI/ML, training and logistics support to U.S. defense and mission partners, with 7,000+ professionals worldwide.

SimSpace Corporation

SimSpace Corporation, founded in 2015, provides a cyber range platform for continuous mission rehearsal, security team training, AI agent testing and posture validation in simulated environments.

Cornell Technical Services

A small technical and professional services firm providing engineering, SETA, software and scientific support to Federal customers including NASA, the Intelligence Community and the Defense industry.

Blue Origin

Blue Origin builds reusable rocket engines, launch vehicles, in-space systems and lunar landers to lower the cost of access to space.

3 open jobs

Parsons Corporation

Parsons Corporation is a global solutions provider in defence, intelligence, cybersecurity and critical infrastructure engineering, founded in 1944.

1 open job

Stilman Advanced Strategies

Stilman Advanced Strategies develops AI and game-theory software based on Linguistic Geometry for multi-domain military operations, decision-making and simulation.

1 open job

Center for a New American Security

An independent, bipartisan nonprofit think tank founded in 2007 in Washington, D.C., producing national security and defense policy research, analysis and public events.

Vannevar Labs

Vannevar Labs builds agentic AI and data infrastructure for national security missions, with deployments across U.S. government, defence, and intelligence.

GD Information Technology, Inc.

Global technology and professional services company delivering AI, cyber, cloud, intelligence and health IT solutions and mission services to U.S. government, defense and intelligence agencies.

2 open jobs

25 companies

Constellation West

Lockheed Martin Corporation

AstroNetix

Aether Aerospace

General Dynamics Ordnance and Tactical Systems

SOSi

UFORCE

RTX Corporation

ManTech

KBR

Peraton

Insitu, Inc.

Aitech

Planate Management Group

PDW

HII Technical Solutions Corporation

SimSpace Corporation

Cornell Technical Services

Blue Origin

Parsons Corporation

Stilman Advanced Strategies

Center for a New American Security

Vannevar Labs

GD Information Technology, Inc.

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