Career
He was drafted by the Saint Louis Rams in the seventh round of the 2011 NFL Draft. He played college football at Stephen F. Austin. He also played for the Chicago Bears.
Following a freshman campaign that saw him start both as a linebacker and running back in which he made 58 tackles, he went on to lead the Salt Lake City in tackles in 2008 with 132.
As a junior, in 2009, he made 113 tackles (95 for losses) and deflected 7 passes. As a senior in 2010 he made 108 tackles (65 for losses) and 5 passes defensed.
He ended his college career with 411 career tackles, while leading Stephen F. Austin to back-to-back conference titles for the first time in school history. Saint Louis Rams
On November 22, 2012, the Saint Louis Rams signed Williams to their practice squad.
On August 27, 2013, he was cut by the Rams.
Chicago Bears
The Chicago Bears claimed him off waivers on October 27. He was waived on August 31, 2012. Dallas Cowboys
On January 8, 2014 the Dallas Cowboys signed Jabara Williams to reserve/futures contracts.
On May 12, 2014 the Dallas Cowboys released Jabara Williams.