In 1902, Scriven, acting as Chief Signal Officer of the Army, contracted the Marconi's Wireless Telegraph Company for the September Long Island army navy maneuvers, setting up wireless telegraphy stations at Block Island, Gardiner's Island, and Army headquarters at Fort Trumbull, Connecticut. Scriven was Chief Signal Officer of the Department of the East from 1904 to 1909; and as Chief Signal Officer of the Philippines Division from 1909 to 1911. In January 1913, Colonel Scriven was promoted to Brigadier General and appointed as the seventh Chief Signal Officer of the Army by President William Howard Taft. At the time of the appointment, it was noted that Scriven "has had a career of remarkable activity, having been attached at different times to three branches of the military service, and having seen service in all parts of the world and participated in the front of every campaign which has been waged since his graduation from the Military Academy ... "