Abd Mujahid Hamdan (Dr., M.Sc.) is listed as head of the Department of Media, Communication and Technology Development of ICMI Aceh (Orwil Aceh) for 2026–2031. He is a senior lecturer (lektor kepala) at the Faculty of Science and Technology (FST) of UIN Ar-Raniry in Banda Aceh, where he has served as head and secretary of a study programme, head of a centre for studies and innovation, and Vice Dean III of the faculty. His research spans materials physics, nanotechnology, renewable energy, environmental magnetism and phytoremediation, including plant-based battery materials; he holds a patent for a metal-oxide nanoparticle synthesis apparatus and has written a book on the phytofabrication of nickel nanoparticles. He is a member of the Indonesian Young Academy of Sciences (ALMI), has won research grants from LPDP and BRIN, and has served as a technical expert to Bappeda Aceh on the province's medium-term development plan.