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.

Robert Saleh is back as defensive coordinator of the 49ers, and all is right with the world. For now, anyway. Coach Kyle Shanahan has cycled through DeMeco Ryans, Steve Wilks and Nick Sorensen after Saleh’s departure following the 2020 season to become head coach of the New York Jets.

Robert Saleh, who was fired by the Jets during the season, was hired by the 49ers for second stint as the team’s defensive coordinator on Friday night.

Robert Saleh, who ran the Niners' defense from 2017 to 2020, is heading back to San Francisco for the same role after a three-plus-year stint as Jets coach.

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.

Saleh was fired midway through this past season in New York, but the Jets had a strong defense under his tenure.

The 49ers are going all-in for a Robert Saleh reunion. The former New York Jets head coach has an offer on the table from San Francisco to become the highest-paid defensive coordinator in the NFL, according to The Athletic’s Matt Barrows.

Robert Saleh is returning to the 49ers. The ex-Jets coach will be the defensive coordinator for San Francisco again.

When Saleh left the 49ers for the Jets after the 2020 season, the 49ers knew linebackers coach DeMeco Ryans was going to step into that role and he did so with rousing success. He wound up only working as the 49ers’ DC for two years before landing the head coaching job with the Houston Texans.

The San Francisco 49ers officially named Robert Saleh the team's new defensive ... something of a revolving door for Kyle Shanahan. DeMeco Ryans excelled after taking the reins from Saleh ...

The San Francisco 49ers hired Robert Saleh for a second stint ... coordinator in four seasons for San Francisco. DeMeco Ryans, who replaced Saleh in 2021, left to become head coach in Houston ...

Robert Saleh is heading back to San Francisco. Saleh and the San Francisco 49ers have agreed to a contract for him to return as the team's