Honored as a 2019 C-USA Preseason Third Team Defense selection by Athlon Sports Magazine
Earned fourth team preseason Conference USA honors by Phil Steele's Magazine
Recorded a solo tackle in the season opener at No. 5 Ohio State
Contributed in the No. 18 UCF contest
Had two tackles in his first game back from injury, including a half tackle for a loss of one yard, in the Wagner win
Added a tackle for a two yard loss, a forced fumble and a quarterback hurry in FAU's 45-27 C-USA win over Charlotte
Recorded a tackle assist in the Owls' win over Middle Tennessee
Contributed two tackle assists versus Marshall
Had three tackles in the Owls' 41-3 victory over ODU
Saw action in the Owls' win over WKU
Recorded a tackle assist and a fumble recovery in the Owls' 37-7 win over FIU
Active day at UTSA with three tackles, including a sack for a loss of eight yards
Tallied a sack for a loss of nine yards in the Owls' 34-17 win over USM to capture the C-USA East Division title
Recorded a quarterback hurry in the Owls' 49-6 win over UAB in the C-USA Championship game
Recorded a solo tackle in the Owls' 52-28 win over SMU in the Cheribundi Boca Raton Bowl
Redshirt Junior (2018)
Joined the squad three weeks into the season and saw his first action versus ODU where he recorded a solo tackle
At Arizona Western
Redshirt Sophomore (2017)
Saw action in 10 games for a team that finished 9-1
Recorded 14 total tackles, including1.5 for a loss of eight and a half sack
At USC Sophomore (2016)
Saw action in the team's first game versus Alabama, but suffered an injury and was out the remainder of the season
Freshman (2015)
Jefferson served as a backup defensive tackle as a first-year freshman in 2015
Appeared in all 14 games (and starting once, versus Wisconsin)
Had 23 tackles, including four 4 tackles against Stanford and Oregon, three against Arkansas State, two at California, Stanford in the Pac-12 Championship Game and Wisconsin and one versus Idaho, Arizona State, Notre Dame, Utah, Colorado and UCLA.
High School
He made 2014 Prep Star All-West Region, USA Today All-Nevada and Tacoma News Tribune Western 100 as a senior defensive tackle/end and tight end at Liberty High in Henderson (Nev.)
Tallied 35 tackles (6.5 sacks) on defense and caught 12 passes for 233 yards (19.4 avg) with 3 TDs on offense in 2014
As a junior in 2013, he had 34 tackles and a deflection, along with 25 catches for 462 yards (18.5 avg) with 5 TDs
He also played basketball at Liberty.
Personal
Father, Ben, played offensive line at Maryland, with the Cleveland Browns (1990), Los Angeles Raiders and Indianapolis Colts and then in the CFL, World League and NFL Europe
Brother, Cameron played offensive line at UNLV (2011-13) and Arkansas (2014)