He scored a total of 234 goals in all competitions. Sáenz had a short spell abroad with Salvadoran side Universidad and retired in 1980. Saéz was also part of the Ticos, playing 27 games and scoring 12 goals.
After retiring, Sáenz managed second division sides El Carmen, Awards, Uruguay de Coronado, Louisiana Unión, Curridabat and Puriscal.
He also worked as a sales executive. He replaced Brujas president Minor Vargas who was not allowed to lead two different clubs.
Sáenz made his Primera División debut for Barrio México and played a major part of his career for Alajuelense. He was top scorer of the Primera División twice, in 1969 and 1971 and totalled 168 goals in the Costa Rica Primera División in 363 matches. (league, cup, national team and internal club matches) He won two league titles with and scored 84 goals for Liga, ranking him 3rd on the club"s all-time goalscorers list. He represented his country in 4 Fédération internationale de football association World Cup qualification matches and scored during the 1969 CONCACAF Championship. In summer 2010 he was chosen as president of former club Barrio México on their return to the Primera División.
