While a law student, he was extensively involved in student government. He has served as director for the Council on Legal Education Opportunity Institute.

He has also served as administrative director for the Southwest/ Rocky Mountain Region Council of Legal Education Opportunity Institute and has served on a number of committees for the Law School Admission Council, focusing on the areas of admissions, academic support, and financial aid.

Associate Dean Aguilar regularly conducts workshops on financial aid, debt management, and diversity, and also serves as a member of the Law Access Financial Aid Advisory Committee.