Joseph-Day signed a contract with the Titans on Tuesday, Nick Suss of The Tennessean reports.
Joseph-Day closed out last season with the 49ers after previously playing with the Chargers and Rams. The 29-year-old totaled 36 combined tackles, including 3.0 sacks, last season in his 16 regular-season games. He'll bolster the interior of the Titans' defensive line.