Under the dictatorship of Francisco Macías, Mayé was head of the National Navy. He participated in the coup of 3 August 1979, and in the subsequent government of the Supreme Military Council as Vice President and Minister of Foreign Affairs, participating in the signing of the Treaty of Friendship and Cooperation between Spain and Equatorial Guinea of 1980. He was decorated in Spain with the Order of Isabella the Catholic, along with Salvador Elá Nseng and Juan Manuel Tray.