After signing briefly as an undrafted free agent with the New York Giants, Doyle played with the Birmingham Fire in 1992.
As a junior in 1985, Doyle set a national high school record for field goals in a single season with 22.
[2] In recognition of his career at Huffman, Doyle was named to the 1986 USA Today All-USA high school football team.
[12] In their first preseason game of the season against the Buffalo Bills, Doyle kicked field goals from 31 and 26 yards in the Giants' 23–10 victory.
[15] As the placekicker for the Fire, Doyle was kicked a 42-yard field goal with only 0:02 remaining against the London Monarchs to tie the game at 17–17.