Raised in East Orange, New Jersey, Sirmans played prep football at Immaculate Conception High School.
[2] Sirmans was the starting running back for the Black Bears from 1990 to 1993 playing three of those seasons under coach Kirk Ferentz.
In 2000 he went to Kent State to be the Golden Flashes' running backs coach under Dean Pees, and was retained by Doug Martin for the 2004 season.
[4] On February 9, 2005 it was announced that Sirmans would be going to Michigan State to serve as the running backs coach[5] replacing Reggie Mitchell.
[8] In 2012 it was announced that he was becoming Rutgers running backs coach,[9] however it never came into fruition, because Sirmans made the jump to the NFL.