Kenneth M. Tebo was born in Marlborough, Massachusetts, in 1919. In 1936 he entered Admiral Farragut Academy (Pine Beach, New Jersey) and enlisted in the Naval Reserves in order to be able to compete for enrollment in the Naval Academy. He enrolled in the Academy in 1937 and graduated on February 7, 1941. Tebo served as an officer aboard the USS ROPER (DD147) on anti-submarine patrol along the Atlantic coast (1941-1942); attended gunnery school in Washington, D.C. (1942-1943); attended flight training in Dallas, Texas, and Pensacola, Florida, and received his wings; and served as executive officer of Patrol Squadron 45, which operated on anti-submarine patrols out of Belem, Brazil.
In 1945, he attended post-graduate school in aeronautical engineering, after which he served as executive officer for Fleet Aircraft Service Squadron 117 in Hawaii, and anti-submarine warfare officer for Fleet Air Wing TWO. During the Korean War, he served as aviation fleet readiness officer on the staff of the commander-in-chief of the Pacific Fleet. He then served as branch head (1953) for the Torpedo Research and Development Branch of the Bureau of Ordinance; was commanding officer of Fleet Aircraft Service Squadron 101 at Quonset Point, Rhode Island (1955-1957); and executive officer on the seaplane tender USS ALBEMARLE (1957-1959). His final duty with the Navy was as head of the Program Evaluation Branch which analyzed the status of the Polaris nuclear submarine/missile project (1959-1961).
Tebo retired from the Navy in 1961, after which he worked at General Motors (1961-1963) as director of program analysis, with the Midwest Research Institute (1963-1965) on Program Management Techniques, the Central Intelligence Agency (1965-1975) as program manager for scientific intelligence gathering, and at George Washington University in continuing engineering education (1975-1988).