 In June 1968 President Lyndon Johnson appointed Seignious to the critical and sensitive role of Military Advisor to the Paris Peace Talks, the following year he was promoted to major general and became Commanding General of the 3d Infantry Division in Germany, in 1970 he assumed command of U.S. Army, Berlin where he also served as a military advisor to Ambassador Kenneth Rush during the Quadripartite Negotiations on Berlin.Returning to the Pentagon he served concurrently as Deputy Assistant Secretary of Defense for International Security Affairs and Director, Defense Security Assistance Agency.Promoted to Lieutenant General in 1972 he was appointed as the first Director of the Joint Staff for the Joint Chiefs of Staff; he retired in July, 1974 after being selected as the 14th President of his alma mater The Citadel.