In 1991, Moubayed co-founded Green line, the first non-governmental organization in Lebanon addressing environmental and agricultural development.
[6] Moubayed lectures public management at the Institute of Political Sciences of Université Saint Joseph in Beirut.
[9] In 2020, she took part in the launch of the 2020 United Nations E-Government Survey organized by the UN Department of Economic and Social Affairs.
[10][11] Moubayed is a founding and a secretariat member through the Institute of Finance, of the GIFT-MENA network of civil service training schools in the Middle East and North Africa, established in 2006 and currently based in Beirut.
[16][17] Starting in 2016, Moubayed became the representative of Lebanon and MENA countries on the board of the “International Association of Schools and Institutes of Administration:[18]