Andreas Gruber has extensive experience in the field of scientific laboratory technology, having worked at Universität Bern since 1983 as a Naturwissenschaftlicher Labortechniker mit eidgenössischem Diplom. In addition, Andreas Gruber has served as a Prüfungsexperte for Laborant/Innen EFZ in the fields of Biologie, specifically Molekularbiologie and Mikrobiologie, at Kanton Bern since 1993. Educational qualifications include a degree as a Naturwissenschaftlicher Labortechniker obtained through Höhere Fachprüfung from 1991 to 1994, as well as training as a Biologielaborant EFZ at Schule für Biologielaboranten Wander Sandoz in Bern from 1980 to 1983.