CJADC2 and the future of warfare: Transforming U.S. command and control across all domains

Introduction

One of the most ambitious U.S. military modernisation efforts in decades, the Combined Joint All-Domain Command and Control (CJADC2) strategy of the Department of Defence (DoD) is an overarching framework designed to transform decision-making processes based on how the military collects, shares, and acts on information across all branches and domains. A unified, data-centric network will connect sensors and communications from all military services, including the Air Force, Army, Marine Corps, Navy and Space Force, in real time to enable more agile and precise military operations. In the fast-evolving landscape of warfare, CJADC2 initiative stands for a strategy that would synchronise and streamline warfighting capabilities across all domains. It represents a revolutionary shift aimed to give the U.S. a competitive edge over its adversaries as faster data sharing, seamless communication, interoperability and multi-domain cooperation are a strategic imperative for modern warfare.

Need for CJADC2

Traditionally, all military service branches maintain their individual command and control systems by relying on distinct platforms and communication networks which are largely siloed within each individual service. This separation often led to inefficiencies and delays in information gathering and sharing, and slow decision-making which could lead to vulnerabilities in joint operations. As wars are no longer fought in a single domain, one of the biggest deterrents is a fast kill chain i.e. shortest possible length of time between connecting sensors (which gather data) and shooters (who act on data).

In March 2022, the Department of Defence released an unclassified summary of the CJADC2 strategy articulating the vision for CJADC2 as intending to “produce the warfighting capability to sense, make sense, and act at all levels and phases of war, across all domains, and with partners, to deliver information advantage at the speed of relevance”.

Evolution

The concept of JADC2 (Joint All-Domain Command and Control) was articulated formally as part of a broader shift toward network-centric warfare and digital transformation within the U.S. military that started in the late 2010s. It was later rebranded as CJADC2 (Combined Joint All-Domain Command and Control) to reflect the inclusion of partners and allies of the U.S. The following timeline captures the major milestones in the development of CJADC2:

2018: ABMS initiation

• The Air Force initiates the development of the Advanced Battle Management System (ABMS).
• ABMS is envisioned as a core enabler of CJADC2.
• Initial planning focused on connecting sensors to shooters across services using artificial intelligence, cloud computing, and secure networks.

2019: Formalisation of CJADC2 vision

• DoD begins aligning cross-service C2 concepts under the CJADC2 umbrella.
• Strategic alignment sought to achieve interoperability among air, land, sea, space, and cyber domains.

2020: Joint integration

• DoD established CJADC2 cross-functional team.
• Air Force conducts the first series of ABMS ‘On-Ramp’ exercises demonstrating advanced data fusion, real-time sensor-to-shooter linkages, and cloud-enabled decision support tools.
• ABMS (Air Force), Project Convergence (Army), and Project Overmatch (Navy) brought together

2021: Joint experimentation 

• Initial ABMS and Project Convergence experiments conducted.
• Joint cloud infrastructure introduced for enabling real-time data exchange.
• Experiments included employing predictive analytics and artificial intelligence for decision support.

2022: Operational testing

• DoD releases the CJADC2 strategy document.
• Advanced field tests conducted including artificial intelligence enabled targeting, and automated kill chains.
• Several pathfinder initiatives launched on testing technologies in an operational environment to gain feedback.

2023: Initial capability delivery

• ABMS, Project Convergence, and Project Overmatch deliver first-wave capabilities into theatre.
• Technologies enhancing seamless data sharing and providing situational awareness in real time began to be used.
• CJADC2 deployed in the real world (e.g., Indo-Pacific and Europe)

2024: Field deployments expanded

• Indo-Pacific Command (INDOPACOM) and U.S. European Command (EUCOM) prioritise CJADC2 deployments.
• Capabilities are scaled across more units in more theatres.
• Focus on interoperability through initial integration with NATO and Five Eyes allies.
• Focus on cybersecurity and aligning Electromagnetic Spectrum resources

2025: Full-spectrum operations enabled

• Continued integration and experimentation with AI, cloud, and edge computing technologies.
• DoD declares initial operational capability for core CJADC2 elements.
• Joint exercises RIMPAC 2025, Defender Europe and Project Convergence Global implement CJADC2.

Core components

In the 21st century, emerging technologies have transformed warfare at an unprecedented pace. Traditional concepts of command and control can no longer suffice as militaries are moving towards integration of multiple operational domains, meant to unify data collected from sensors and communications, improve situational awareness, shorten decision-making cycles and enable joint interoperability.

The focus of CJADC2 is operationalising its initial core capabilities, real-time sensor to shooter chain, and enhancing interoperability among deployments. The unified warfighting network across all domains includes the core components: 

Connectivity: 5G networks and satellite communications (SATCOM) ensure constant contact between sensors on the ground, satellites, aircraft, commanders, and weapon systems.

Data integration: Joint Common Foundation (JCF) serves as a unified digital environment to collect and share across the DoD.

Artificial Intelligence and Machine Learning (AI/ML): Includes technologies that are relevant for automating data analysis, decision support, and threat detection.

Cloud and Edge Computing: Enables autonomous operations in communication-denied environments, and secure local processing of mission data.

Autonomous Systems: Drones and unmanned vehicles enable surveillance and reconnaissance.

Command and Control Software: Applications that allow real-time visualisation and control across the battlespace.

Conclusion

The concept of CJADC2 presents a new vision of warfare that relies on data, networks, artificial intelligence and autonomous systems with an aim to secure asymmetric advantage over the adversaries. It addresses the need for improved coordination within the DoD as well as effectively implementing it during real-world scenarios of training exercises, valuation events and warfighting, thereby bridging the gap with partners and allies. By incorporating cutting-edge artificial intelligence technologies, the ultimate aim is to automate and optimise military decisions by synthesising data, analysing battlefield conditions and helping commanders make data-driven decisions in complex military theatres.

The CJADC2 has multiple implications for the U.S. defence policy, including moving investments away from legacy platforms and into advanced artificial intelligence technologies and software-defined warfare systems. It will also strengthen the alliances and partnerships of the U.S. by deepening defence cooperation through joint capabilities and shared data networks. It further enhances national security by detecting, identifying and responding to threats swiftly and lends a credible deterrence to the U.S. as the military gets more integrated and responsive across all domains.

Dr. Shivani Yadav is a non-resident research fellow at the America Program of the Sixteenth Council