Career
Silveira was originally a baseball player and played catcher for Antioch High School along with former Major League Baseball pitchers Alex Sanchez and Jeff Pico. He then transferred to the University of Arizona where he was named a First Team All American in 1987 and 1988. He was inducted into the University of Arizona Sports Hall of Fame in 1993.
Silveira joined the Professional Golf Association Tour in 1989, earning his Tour card through qualifying school.
He struggled during his rookie year but retained his Tour card through qualifying school. In his second year on Tour he continued to struggle but again retained his card through qualifying school.
In 1992 he split time between the Professional Golf Association Tour and the Nationwide Tour and recorded a top-5 finish on each Tour. He played on the Nationwide Tour full-time in 1993 and recorded seven top-10 finishes including three runners-up en route to an eight place finish on the money list, good enough for a Professional Golf Association Tour card for 1994.
He struggled in his return to the Professional Golf Association Tour and returned to the Nationwide Tour in 1995 where he recorded seven top-10 finishes including two runners-up.
He picked up his first Nationwide Tour victory at the NIKE San Jose Open in 1996. He rejoined the Professional Golf Association Tour in 1997 after going through qualifying school for the fourth time. He struggled on Tour and returned to the Nationwide Tour in 1998 where he played sporadically until 2000.
Nationwide Tour wins (1) 1996 NIKE San Jose Open Other wins (2).