An autonomous vehicle transit system for controlling vehicle movement of a plurality of trackless vehicles (102A-N) in the transit system, comprising: a command, control and orchestration system "CCOS"; and a plurality of vehicle controllers, each vehicle controller associated with a trackless vehicle of the plurality of trackless vehicles and operative to communicate vehicle position information to the CCOS, to receive a navigation command, and to control the trackless vehicle according to the navigation command, wherein the CCOS is operative to provide navigation commands to the plurality of vehicle controllers to control movements of the plurality of trackless vehicles within the transit system according to vehicle position information received from the plurality of vehicle controllers, wherein the transit system comprises a controlled area in which the plurality of trackless vehicles operates, and that at least one of the plurality of trackless vehicles is configured to be switched, prior to entering the controlled area, from being operated in a driver controlled mode in which the trackless vehicle is controlled by a driver to a system controlled mode in which the trackless vehicle is controlled by the CCOS, wherein switching the trackless vehicle from the driver controlled mode to the system controlled mode comprises activating a vehicle autonomy kit that when activated, is configured to be mechanically connected to one or more actuators controlling the trackless vehicle and to receive one or more navigation commands from the CCOS, and that when deactivated, is configured to be mechanically disconnected from the one or more actuators of the trackless vehicle, and wherein a communications port is configured, once the vehicle autonomy kit has been activated, to power on, establish a connection with the CCOS, and send a request to be controlled by the CCOS. a command, control and orchestration system "CCOS"; and a plurality of vehicle controllers, each vehicle controller associated with a trackless vehicle of the plurality of trackless vehicles and operative to communicate vehicle position information to the CCOS, to receive a navigation command, and to control the trackless vehicle according to the navigation command, wherein the CCOS is operative to provide navigation commands to the plurality of vehicle controllers to control movements of the plurality of trackless vehicles within the transit system according to vehicle position information received from the plurality of vehicle controllers, wherein the transit system comprises a controlled area in which the plurality of trackless vehicles operates, and that at least one of the plurality of trackless vehicles is configured to be switched, prior to entering the controlled area, from being operated in a driver controlled mode in which the trackless vehicle is controlled by a driver to a system controlled mode in which the trackless vehicle is controlled by the CCOS, wherein switching the trackless vehicle from the driver controlled mode to the system controlled mode comprises activating a vehicle autonomy kit that when activated, is configured to be mechanically connected to one or more actuators controlling the trackless vehicle and to receive one or more navigation commands from the CCOS, and that when deactivated, is configured to be mechanically disconnected from the one or more actuators of the trackless vehicle, and wherein a communications port is configured, once the vehicle autonomy kit has been activated, to power on, establish a connection with the CCOS, and send a request to be controlled by the CCOS.