Mostafa is the Chair of Marie Curie Alumni Association (MCAA). Earlier, he was the Vice-Chair of the association and managed the internal governance & sponsorship of the association. He led the organization of the 2019 MCAA Annual Conference with more than 800 registrations and 24 parallel sessions. He worked as a Post-doctoral researcher at European Research Council (ERC) funded project at TU Wien.
Over the years, he worked at Austrian Science Fund, Austrian Research Promotion Agency, Marie Skłodowska Curie Action (MSCA) and other national and international projects. His efforts and achievements have won him several international awards. His expertise include project proposal writing, science diplomacy, entrepreneurships and career planning for researchers. In recognition of his efforts, he has been invited to organize sessions and speak at international events such as the World Science Forum, European Open Science Forum and Vitae Researcher Development Conference. He also provides training on Career Paths for Researchers at universities and research institutions.