Personnel in the school community are classified as administrators, faculty, academic and service staff.
Those who possess certain prescribed academic functions directly supportive of teaching come under the category of academic staff. In the Ateneo, this category includes the following groups: registrars, librarians, guidance counselors, researchers, campus ministers, program officers, and the special assisting staff of the Grade School.
Those who perform administrative but are not involved in academic work come under the category of service staff. The following groups come under this category: janitors, general maintenance, clerks, secretaries and other professional staff such as the nurses.