Defense

Defense that delivers.

We partner with the Department of War (DoW) to connect and secure critical operations across the globe.

We are on the ground, behind the scenes and beside the people working to keep our nation and our allies safe.

locations across the globe

of GDIT employees are U.S. military veterans

certifications

Missions we’re proud to support.

Air Force and Space Force

For more than 50 years, GDIT has delivered for the Air Force and Space Force. From digital engineering to enterprise IT, we stand ready to partner with the Airmen and Guardians of today, to stay ahead of the challenges of tomorrow.

soldier on ground directing air craft above

Special Operations Forces

GDIT supports some of the most complex programs within the Special Operations Forces (SOF) community. With intimate knowledge of SOF needs, we design and implement robust solutions to meet high-pressure requirements.

Army

From digital modernization to advanced training and logistics, GDIT takes the Army’s integrated operations from vision to reality, bringing key technology such as cloud, digital engineering, AI and cyber to the field.

Navy and Marine Corps

We enable Navy and Marine forces from seabed to space. We provide IT transformation, cloud solutions, data environments, and tactical command capabilities that support nearly a million sailors, marines, and civilians.

DISA and Enterprise Services

Together, GDIT and DISA deliver innovative IT solutions to DoW mission partners, now and into the future. This includes everything from from network infrastructure support at the Pentagon to collaboration capabilities that underpin the DoW Digital Modernization Strategy.

Our People

Meet our defense experts.

Stay up to date on GDIT Defense.

thumbnail of panel at Billington Cyber 2026

51 MIN Watch

Artificial Intelligence, Cyber, Defense

Cyber and AI Outlook Series: Securing AI for National Security

2 MIN Read

Defense, Artificial Intelligence, Digital Modernization, Application Services

The Future of Mission Software: Speed, Trust and Human-AI Synergy

3 MIN Read

Defense, Digital Modernization, Zero Trust

4 Essential Priorities for Stability in the Indo-Pacific

26 MIN Watch

Defense, Logistics and Supply Chain

Securing the Edge: Driving Supply Chain Resilience Across the Indo-Pacific

EMERGE EVENTS

Information Sharing for Strategic Advantage

Join top government leaders and industry experts to explore the evolution of data sharing, its importance in an increasingly digital world and the role of top federal agencies in driving its adoption.

Case Studies

Applying knowledge and technology to the mission.

Defense Case Study

Zero Trust at the Edge: Securing Mission Partner Communications

We designed the first ever Zero Trust exercises to enable rapid, secure and seamless data sharing between global mission partners in battlefield environments with limited to no internet connectivity.

SPACE FORCE Case Study

Cloud Powers Collaboration Network for Space Force

Through our multiple digital accelerators, GDIT has established a cloud-based collaboration environment for DoW and industry partners that connects anyone, anywhere, anytime.

Navy Case Study

Transforming Navy Services Through Secure AI

The Navy Program Executive Office for Digital and Enterprise Services is the Navy’s enterprise-wide information technology acquisition arm. Today, it is working to digitally transform key systems in order to evolve and deliver modern capabilities and technologies that will enable the Navy to maintain its competitive edge while also meeting demands from its user communities.

CAREERS

Join us and shape the future of defense.

If a career supporting our nation with technology innovations interests you, get in touch.