NASHVILLE, Tenn. -- The Tennessee Titans have signed two more of their draft picks. They agreed to terms with linebacker Avery Williamson, a fifth-rounder, and quarterback Zach Mettenberger, a sixth-round pick.

Williamson had at least 100 tackles in each of his final two seasons at Kentucky, and he ended his career there with 296 tackles, two interceptions, four sacks and 10 tackles for loss.

Mettenberger, who started his final two seasons at LSU, finished fourth in the nation in passing efficiency (171.4), while throwing for 3,082 yards and 22 touchdowns during his senior season with the Tigers.

Williamson and Mettenberger will both have base salaries of $420,000 in 2014, $510,000 in 2015, $600,000 in 2016 and $690,000 in 2017.

First-round pick Taylor Lewan and second-round pick Bishop Sankey are the only players from the Titans' six-player draft class yet to sign.