Warfighter Information Network-Tactical

Warfighter Information Network-Tactical is the United States Army's premier tactical communications system, designed to provide secure, high-capacity voice, data, and video connectivity for command and control across the modern battlefield. It serves as the cornerstone of the Army's network modernization efforts, enabling a common operational picture for units from brigade combat teams down to the dismounted soldier. The system replaced older legacy systems like the Mobile Subscriber Equipment network, fundamentally transforming military communications by extending the Global Information Grid to tactical, on-the-move formations.

Overview

The program was initiated to address critical network capability gaps identified during early 21st-century conflicts, providing beyond-line-of-sight and on-the-move connectivity previously unavailable. Managed by the Program Executive Office Command, Control, Communications-Tactical under the Assistant Secretary of the Army for Acquisition, Logistics, and Technology, it integrates satellite communications, radio frequency systems, and commercial off-the-shelf technology. Its deployment has been integral to operations conducted by United States Central Command in theaters like Afghanistan and Iraq, supporting units such as the 101st Airborne Division and the 1st Cavalry Division. The network enables seamless information exchange with joint partners including the United States Marine Corps and coalition forces.

Development and fielding

Development began under a General Dynamics contract awarded after the cancellation of the Joint Tactical Radio System Ground Mobile Radio program, with key milestones including Initial Operational Capability declarations for successive increments. The first major fielding, known as Increment 1, provided initial network nodal capability to units like the 10th Mountain Division preparing for deployment to Regional Command East in Afghanistan. Subsequent testing at venues like the White Sands Missile Range and the National Training Center validated its performance in realistic combat training scenarios. Full-rate production decisions were overseen by the Defense Acquisition Board, leading to widespread distribution across the Army Force Structure.

System components and architecture

The architecture is built around several key hardware and software elements, including the Point of Presence shelter, the Satellite Transportable Terminal, and the Network Operations and Security Center. It utilizes the Highband Networking Radio and the Soldier Radio Waveform to create mobile mesh networks for company-level units. Critical transmission systems include the Secure Mobile Anti-Jam Reliable Tactical Terminal for protected satellite communications and the Tropospheric Scatter Radio for extended-range links. These components integrate with the Distributed Common Ground System-Army and the Advanced Field Artillery Tactical Data System to support intelligence, surveillance, and reconnaissance and fires missions.

Capabilities and operational use

Primary capabilities include providing command post and command vehicle connectivity while on the move, a significant leap from previous stop-to-communicate limitations. This enables continuous mission command for brigade combat team commanders during maneuvers, enhancing situational awareness and decision-making speed. The system supports critical applications like the Command Post of the Future and Blue Force Tracking, sharing data across the Joint Surveillance Target Attack Radar System and with platforms like the E-8 Joint STARS. Its use in Operation Enduring Freedom and Operation Iraqi Freedom demonstrated improved coordination for close air support and logistics convoy operations.

Upgrades and future evolution

The system is evolving through the Capability Set delivery model, integrating with the Integrated Tactical Network and newer waveforms like the Integrated Broadcast Service. Planned upgrades involve transitioning to more resilient satellite communications architectures leveraging the Mobile User Objective System and the Advanced Extremely High Frequency satellite constellation. Future increments aim to incorporate commercial satellite services and align with the Joint All-Domain Command and Control concept being developed by the United States Department of Defense. These efforts are closely coordinated with United States Army Futures Command and its Network Cross-Functional Team to ensure interoperability with North Atlantic Treaty Organization allies. Category:United States Army equipment Category:Military communications