It's arguably the hardest job in college football, which may best explain why it's come open seven times in Nick Saban's 11-plus years at Alabama.
Serving as Saban's offensive coordinator isn't about dialing up some good plays and putting points on the board.
It's much more than that, as Brian Daboll learned over the course of a season before jetting off to the Buffalo Bills on Sunday.
It takes a complete investment in The Process and a willingness to suppress personal ambitions for the betterment of the team.
It requires a holistic understanding of the game and the way it's unfolding.