Temporary teaching and research associate (ATER) positions are offered by institutions to doctoral students in their final year of study. They are open mainly to doctoral students in the final year of their thesis (the candidate must commit to defending his or her thesis before the end of the calendar year (renewable once for a period of one year)) and to category A civil servants. The ATER teaches within the institution, full time (193 hr EQ TD) or part time (96 hr Eq TD)