Career
He later worked as a coordinator for the Church Educational System. He later served as an area seventy and as president of the Honduras Tegucigalpa Mission of the church. Jaar was mission president from 1993 to 1996 and an area seventy from 1996 to 2000.
At the time of his death he was the bishop of the Tamarindo Ward in the Choluteca Honduras Stake.
Jaar wrote the book Quieres Ser Rico?.