Grimes will assist the offense staff in all facets of the program's day-to-day operation, including practice planning and management and working with the defensive scout team.
He comes to UC after serving as the offensive coordinator at Howe HS in Texas. Grimes coached the offensive line at Navasota HS in 2012.
The College Station, Texas native played offensive line at both Sam Houston State and Tulsa. He won a Class 4A North Carolina State Championship as a senior center and defensive tackle at Rose HS in Greenville.
His father JB is the offensive line coach at Auburn.