1) Academic administrator 2) Campus bigwig 3) Campus head honcho 4) Campus honcho 5) Campus VIP 6) Chief exec 7) College chief 8) College head 9) College official familiarly 10) College official, slang 11) College prez 12) Head honcho 13) Head honcho on campus 14) President 
noun the head administrative officer of a college or university
a president, esp. of a college or university.