Mariam Simonyan graduated in 2016 from the Faculty of Geography and Geology, Department of Service, at Yerevan State University. She received her primary education in the schools of Solak and Charentsavan.
She began her professional career in 2018 at HPP Hrazdan, Hrazdan-Micro, and Avan branches, working as an accountant-cashier. From 2021 to 2023, she worked as the head of the cash desk at the HPP Avan branch. Since 2025, Mariam has been serving as a specialist at the Educational Affairs Office of YSU, actively participating in the organization of educational processes.