Nicknamed Tátara, Guevara started his career at Plaza Amador, but made his senior debut for Unión San Miguelito.
He then played abroad for Salvadoran side Cojutepeque, alongside compatriots René Mendieta, José Alfredo Poyatos and Percival Piggott and had a lengthy spell with Tauro.
Guevara made his debut for Panama in 1984 and has earned over 20 caps, scoring at least 2 goals.
His final international was a December 1996 FIFA World Cup qualification match against Cuba.
[7] He took charge at Río Abajo in 2011 and returned at the helm in summer 2014,[8] after a season at fellow second division side Millenium UP.