Mike Singletary coached in the NFL from 2003 to 2019, spanning 12 seasons with 4 organizations. He served as head coach of the Memphis Expess and San Francisco 49ers. His roles included Assistant Head Coach, Linebackers, Special Assistant, and Defensive Assistant. He worked under Brian Billick, Leslie Frazier, and Mike Nolan. 1 of his former assistants went on to become NFL head coaches.

Coaching Tree

Head Coach Offense Defense Special Teams General

Career Timeline

Career History

Year	Team	Role(s)
2019	Memphis Expess	Head Coach HC
2013	Minnesota Vikings	Assistant Head Coach, Linebackers under Leslie Frazier
2012	Minnesota Vikings	Linebackers, Special Assistant under Leslie Frazier
2011	Minnesota Vikings	Linebackers, Special Assistant under Leslie Frazier
2010	San Francisco 49ers	Head Coach HC
2009	San Francisco 49ers	Head Coach HC
2008	San Francisco 49ers	Assistant Head Coach, Defensive Assistant, Head Coach under Mike Nolan
2007	San Francisco 49ers	Assistant Head Coach, Linebackers under Mike Nolan
2006	San Francisco 49ers	Assistant Head Coach, Linebackers under Mike Nolan
2005	San Francisco 49ers	Assistant Head Coach, Linebackers under Mike Nolan
2004	Baltimore Ravens	Inside Linebackers under Brian Billick
2003	Baltimore Ravens	Linebackers under Brian Billick

Worked Under (3)

Coach	Team	Years
Brian Billick	Baltimore Ravens	2
Leslie Frazier	Minnesota Vikings	3
Mike Nolan	San Francisco 49ers	4

Protégés (1)

Coach	First HC Job	Year
Vance Joseph	Denver Broncos	2017