The biggest concern surrounding the San Francisco 49ers' reunion with Robert Saleh is the possibility of him becoming the team's third consecutive one-and-done defensive coordinator.

Saleh, who was fired in October as the New York Jets head coach five games into his fourth season, generated interest on the head-coaching front and was seen as one of the frontrunners for the Jacksonville Jaguars job. He also interviewed with the Las Vegas Raiders and Dallas Cowboys.

San Francisco 49ers head coach Kyle Shanahan is welcoming 49ers defensive coordinator Robert Saleh back to the same role, per NFL Media. Saleh served as Shanahan's original 49ers defensive coordinator for four seasons from 2017 to 2020,

Later on Thursday, then-Tampa Bay Buccaneers offensive coordinator Liam Coen had a change of heart, the Jacksonville Jaguars quickly moved to hire him as head coach and Saleh, who told Kyle Shanahan and John Lynch that he’d return to the 49ers if he didn’t get a head-coaching job, stayed true to his promise.

The San Francisco 49ers are bringing back Robert Saleh for a second stint as defensive coordinator after a failed tenure as head coach of the New York Jets. A person familiar with the choice told The Associated Press on Friday night that Saleh will rejoin the Niners after leaving to take over the Jets following the 2020 season.

Robert Saleh will be on the San Francisco 49ers’ sideline this upcoming season. The 49ers are set to bring back the former New York Jets head coach.

The San Francisco 49ers and head coach Kyle Shanahan announced that Robert Saleh has been named as the team’s defensive coordinator.

The San Francisco 49ers have long established their strong defensive identity, and with Robert Saleh back at the helm

Robert Saleh’s encore as 49ers defensive coordinator took on more likelihood as the Jacksonville Jaguars and the Las Vegas Raiders hired others to fill their head coach vacancies.