In 1970, after serving in Vietnam, Cubero returned to the States and attended the
University of New Mexico. He was promoted to
major on November 1, 1971, and in 1972, he earned his master's degree in Latin American studies. After he graduated, he was named chairman of Spanish, Department of Foreign Languages of the U.S. Air Force Academy, a position in which he served until January 1975. From December 1975 to February 1978, Cubero served as instructor, director of joint operations at the School of the Americas and later as senior Air Force representative at
Fort Gulick in
Panama. During his stay in Panama, Cubero took the Army Command and General Staff Course. He was promoted to the rank of lieutenant colonel on August 1, 1977. Cubero was named faculty instructor at Air University in
Maxwell Air Force Base in
Alabama in 1978. After four months, he returned to the Air Force Academy as acting department head, Department of Foreign Languages. In January 1980, he became a professor and the acting department head of the Department of Foreign Languages. In June 1981, Cubero pursued his doctoral degree in higher education and administration at the
University of Denver in
Colorado. On January 1, 1982, Cubero was promoted to the rank of
colonel, and in 1983 he obtained his doctorate. From December 1982 to July 1991, Cubero served in various positions at the Air Force Academy. Among these were assistant to the dean of the faculty, professor and head of the Department of Foreign Languages and permanent professor and head of the Department of Foreign Languages. In July 1991, Cubero was named dean of the faculty, becoming the first person of Hispanic heritage in that position. As dean of the faculty, Cubero commanded the 865-member dean of the faculty mission element and oversaw the annual design and instruction of more than 500 undergraduate courses to 4,000 cadets in 19 academic departments. He led and supervised four support staff agencies and directed the operation of faculty resources involving more than $250 million. Cubero established the Air Force Academy's first cooperative research and development agreement. On August 3, 1991, Cubero was promoted to the rank of brigadier general. Cubero retired from the Air Force on July 1, 1998. He had more than 6,000 flight hours. ==Currently==