Eberflus came to the Cowboys in 2011 working in a 3-4 defense under Rob Ryan. He left following the 2017 season after working in a 4-3 scheme under Monte Kiffin and Rod Marinelli. In his last two seasons, he served as the passing game coordinator and worked alongside Marinelli in many ways.

Matt Eberflus' tenure as head coach of the Chicago Bears didn't exactly end on a high note. His exit came after a cringe-worthy Thanksgiving loss to the Detroit Lions in November 2

After a rough stretch as the head coach of the Chicago Bears that saw him win just 14 games in two and a half seasons, Matt Eberflus is now the Dallas Cowboys' new defensive coordinator. Eberflus's run with the Bears came to an abrupt end when he was fired after a brutal loss to the Detroit Lions on Thanksgiving.

Matt Eberflus's run as a head coach with the Bears came to an end after he mismanaged the final seconds of a Thanksgiving loss to the Lions last November, but the ugly end didn't keep him from landing another job.

What will new DC Matt Eberflus bring to Cowboys’ defense? - Todd Archer, ESPN. The new DC in Dallas wants the defense to get back to creating lots of turnovers in 2025. “Yeah,