This post is also available in:
עברית (Hebrew)
Keeping frontline forces supplied is one of the most dangerous tasks on the battlefield. Delivering ammunition, food, fuel and medical equipment often requires convoys to travel through areas exposed to artillery, drones and ambushes, placing soldiers at constant risk. As autonomous technologies mature, militaries are increasingly looking to robotic vehicles that can take over these high-risk logistics missions.
The U.S. Army is moving in that direction through Project Sustainment, an initiative that will introduce a new generation of autonomous hybrid-powered uncrewed ground vehicles (UGVs). Under an 18-month contract, American Rheinmetall will develop robotic logistics vehicles designed to transport supplies to and from frontline units with minimal human intervention.
The new UGVs are based on Harbinger’s plug-in hybrid vehicle platform, combining electric propulsion with a conventional power source. Hybrid propulsion offers several operational advantages over traditional vehicles. According to Interesting Engineering, electric drive can reduce noise during certain phases of a mission, while the hybrid system extends operational range without relying solely on batteries. The combination also provides greater flexibility during prolonged deployments where charging infrastructure may not be available.
Autonomous navigation is supplied by Forterra, whose software enables the vehicles to operate in contested environments while carrying out mission-aware logistics tasks. Rather than requiring constant remote control, the vehicles are designed to move supplies independently while adapting to changing operational conditions. This reduces the workload on military personnel and limits their exposure to hostile fire.
The project also introduces a new approach to human-machine interaction through Primordial Labs’ Anura interface. Instead of relying on traditional control systems, soldiers can issue natural-language voice commands, allowing them to task the vehicle verbally. By translating a commander’s intent into vehicle actions, the interface reduces training requirements and allows operators to control robotic systems without diverting their attention from the surrounding environment.
The autonomous vehicles are intended to support company-level sustainment operations, carrying supplies between logistics hubs and forward positions. Because the platform is based on commercially developed technology adapted for military use, the Army expects faster development and more scalable production than would be possible with a purpose-built vehicle.
Autonomous logistics has become an increasingly important element of defense modernization. Removing soldiers from routine resupply missions reduces risk while allowing personnel to focus on combat tasks. Hybrid propulsion, autonomous navigation and intuitive human-machine interfaces also make robotic vehicles more practical for operating alongside conventional military units.
The contract includes the possibility of additional orders as the Army expands its autonomous logistics fleet. If the program progresses as planned, it could become another step toward battlefield supply chains where robotic vehicles routinely transport equipment through contested areas while soldiers supervise rather than drive the mission.
