Despite his production, Olajubutu was not recruited by Georgia, instead only garnering SEC scholarship offers from Mississippi State and Arkansas.
[3] Olajubutu played at the University of Arkansas, where he started 40 games and became just the 14th player in school history to eclipse 300 tackles.
[4] He finished with 372 tackles, seven sacks, four forced fumbles and two interceptions and was an All-SEC first-team choice in each of his last two years.
[6] Opening the season against Missouri State, Olajubutu had ten tackles and was named one of three Hogwired.com Players of Week.
[13] As a junior, Olajubutu was named to the Rotary Lombardi Award Watch List.
[23] Following a victory over #2 Auburn, Olajubutu was named a mid-season All-American, recording 66 tackles in the first five games[24] After missing the game against Louisiana-Monroe with an injury, Olajubutu returned to action against the South Carolina Gamecocks and recorded three tackles in a win.
[25] The following week against #13 Tennessee, the senior linebacker had eight tackles, a sack, and a forced fumble as the Hogs won 31-14.
[28] Olajubutu would record three tackles in the 2007 Capital One Bowl, his final game as an Arkansas Razorback.
[30] He was invited to play in the East–West Shrine Game, along with teammate Keith Jackson (defensive tackle).