He was selected by the San Diego Chargers in the sixth round of the 2013 NFL draft.

During his tenure, he collected 150 total tackles, including 45 for loss, 18 sacks, seven pass deflections, and two forced fumbles.

Williams was selected by the San Diego Chargers in the sixth round (179th overall) of the 2013 NFL draft.

[3][4] Williams played mostly special teams, but was forced into the starting lineup due to the injuries of Jarrett Johnson and Melvin Ingram.

He played 13 games, starting 6, collecting 10 tackles, 1 sack, and a forced fumble.