Bill O'Brien coached in the NFL from 2007 to 2023, spanning 13 seasons with 2 organizations. He served as head coach of the Houston Texans. His roles included Offensive Coordinator, Quarterbacks, Wide Receivers, and Offensive Assistant. He worked under Bill Belichick. 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)
2023	New England Patriots	Offensive Coordinator, Quarterbacks under Bill Belichick
2020	Houston Texans	Head Coach HC
2019	Houston Texans	Head Coach HC
2018	Houston Texans	Head Coach HC
2017	Houston Texans	Head Coach HC
2016	Houston Texans	Head Coach HC
2015	Houston Texans	Head Coach HC
2014	Houston Texans	Head Coach HC
2011	New England Patriots	Offensive Coordinator, Quarterbacks under Bill Belichick
2010	New England Patriots	Quarterbacks under Bill Belichick
2009	New England Patriots	Quarterbacks under Bill Belichick
2008	New England Patriots	Wide Receivers under Bill Belichick
2007	New England Patriots	Offensive Assistant under Bill Belichick

Worked Under (1)

Coach	Team	Years
Bill Belichick	New England Patriots	6

Protégés (1)

Coach	First HC Job	Year
Mike Vrabel	Tennessee Titans	2018