Prior to his ambassadorship, Cruz was a tenured professor at Instituto Centroamericano de Administración de Empresas Business School in Managua, Nicaragua, and a visiting professor at the Advanced School of Economics and Business in San Salvador, El Salvador.
Before becoming an ambassador, Cruz was a professor at two prominent business schools in Central America: Instituto Centroamericano de Administración de Empresas Business School in Managua, Nicaragua, and the Advanced School of Economics and Business in San Salvador, El Salvador.