BYU: Source tells FootballScoop BYU is planning to hire Eric Mateos as offensive line coach. Mateos, who was at LSU February 2016 – February 2017 with BYU offensive coordinator Jeff Grimes who then was LSU’s offensive line coach, coached offensive line at Texas State the past two seasons. Mateos will be filling the role vacated by Ryan Pugh (who also worked with Grimes at LSU) who left to become offensive coordinator at Troy.