Terrell Williams, who Dan Campbell has described as the NFL's best defensive line coach, has left the Lions to become the DC in New England.

Mike Vrabel said he's excited to work with his new offensive and defensive coordinators, in his first interview since hiring Josh McDaniels and Terrell Williams.

Detroit Lions defensive line coach Terrell Williams is departing the organization and will accept the defensive coordinator position with the New England Patriots. Williams had previously worked with Patriots head coach Mike Vrabel during their stint with the Tennessee Titans.

FOXBORO -- The New England Patriots are hiring former Detroit Lions defensive line coach Terrell Williams to be their new defensive coordinator, according to ESPN's Adam Schefter and Mike Reiss.

Terrell Williams spent six seasons working with new Patriots coach Mike Vrabel before coming to Detroit last winter.

Williams will join offensive coordinator Josh McDaniels and special teams coordinator Jeremy Springer on head coach Mike Vrabel’s staff. He worked with Vrabel for six years (2018-2023) with the Tennessee Titans, and was most recently a defensive line coach and run game coordinator for the Detroit Lions this past year.

The 50-year-old Williams coached defensive line for Mike Vrabel for six seasons in Tennessee, also serving as the team’s assistant head coach for Vrabel’s final season.

The New England Patriots have hired Terrell Williams as the team's defensive coordinator, the team said Wednesday.

Another former member of the Tennessee Titans coaching staff has made his way over to the New England Patriots. Outside of the Patriots' new hire at head coach,

Terrell Williams spent six seasons working with new Patriots coach Mike Vrabel before coming to Detroit last winter.

Mike Vrabel has found his defensive coordinator, as Lions assistant Terrell Williams is joining the Patriots' coaching staff.