Saleh, who went 20-36 over three-plus seasons with the Jets before being fired after a 2-3 start last season, said there was no temptation to go anywhere but San Francisco.

Returning 49ers defensive coordinator Robert Saleh shared his philosophy and his goal in the role: staying well ahead of the offensive trends.

Robert Saleh once again is tasked with reviving the San Francisco defense following a rough season when the Niners struggled to slow down opposing offenses.