He previously served as head coach of Tulane University, and later at Texas A&M University-Corpus Christi.
As a head coach, Clark owned a 304–270 (.530) record, including seven 20-win seasons and nine postseason appearances (3 NCAA, 4 NIT) and won the Metro Conference championship in 1992.
During this time, five players earned honors as the top freshman – Mark Price (1983), Bruce Dalrymple (1984), Duane Ferrell (1985), Tom Hammonds (1986) and Dennis Scott (1988).
At Tulane, Anthony Reed (1990), Kim Lewis (1991) and Pointer Williams (1992) claimed consecutive Metro Conference Freshman of the Year honors.
His 2008–09 squad doubled its win total from the previous season and Kevin Palmer earned Southland Newcomer of the Year honors after posting 18.2 points per game in leading a team in which no player had more than a season of NCAA Division I experience.