Joby Aviation and L3Harris Technologies to Demonstrate Hybrid eVTOL Aircraft for U.S. Army
Joby Aviation, in collaboration with L3Harris Technologies, is set to demonstrate its S4-T hybrid-electric vertical-takeoff-and-landing (eVTOL) uncrewed aircraft for the U.S. Army. The demonstration will take place at Joby's plant in California. The S4-T, which first flew in November 2025, is designed for defense applications, offering capabilities such as reconnaissance, surveillance, and target acquisition. The aircraft features a turbine-hybrid propulsion system and is modular and scalable, allowing for various mission roles. The U.S. Army is exploring options to replace its current fixed-wing General Atomics MQ-1C Gray Eagle with a new Group 4+ short/vertical-takeoff-and-landing (S/VTOL) UAS, and Joby's S4-T is a contender in this initiative.