According to The Athletic's Dianna Russini, Rodgers is being hired by the Buffalo Bills to be their special teams coach under new head coach Joe Brady. Russini states that he will have the same role, which would presumably mean that he will also carry the title of assistant head coach, but that was not explicitly stated.
Buffalo Bills hiring former Cardinals special teams coach Jeff Rodgers
Jeff Rodgers had been the Cardinals' ST coach under Steve Wilks, Kliff Kingsbury and Jonathan Gannon.
cardswire.usatoday.com