As a coach, Parrish held positions at his former clubs Shrewsbury Town and AFC Telford United, including as caretaker manager at both.
Parrish began his career at Shrewsbury Town but played only a handful of games before joining non-league club Telford United.
[2] On 11 May 1997, Parrish scored the only goal of a Division Three play-off semi-final away to Cardiff City, advancing down the centre of the pitch from inside his own half before executing a lob over Steve Williams.
[2] In 2002, he turned down a one-year extension at the Spireites to join Kidderminster Harriers on a two-year deal as manager Ian Britton's first signing.
[5] He returned to AFC Telford United in 2017 as assistant manager on a voluntary basis, serving under his cousin Rob Edwards.