Hubbard has held a variety of staff and faculty appointments during his 25 years with the University, allowing him frequent contact with students and staff across the UI campus. Hubbard has worked in CLAS Academic Programs and Services since 1993; he was named associate director in 2006. Hubbard interviews and advises UI students who are dealing with academic difficulty, mentors students whose academic achievement is affected by personal issues, and generally counsels students on CLAS policy and procedures. Hubbard ensures that faculty who serve as advisors are adequately prepared, and tracks first-year courses to ensure that the college has sufficient classes available for incoming students. Hubbard has served on numerous UI committees, and has worked as an academic advisor and as an adjunct instructor.