Marina Solomidou-Ieronymidou graduated from Sorbonne University (Paris IV) in 1980 and obtained her D.E.U.G. (1979), Licence (1980) and Maîtrise (1981) in Archaeology and Art History, while in 1984 she received her postgraduate title D.E.A. in Archaeology. In 2001 she received her PhD with honors in Medieval Archaeology from Sorbonne University (Paris I). She is a member of the Department of Antiquities since 1986. She was promoted to an a Curator of Antiquities (Ancient Monuments Sector) in 2006, where she was responsible for the coordination of works in relation to the conservation, restoration, protection and promotion of all Ancient Monuments in Cyprus. In 2014 she was appointed Director of the Department of Antiquities.

Dr. Solomidou-Ieronymidou participated as an expert of the Republic of Cyprus for the provision of Guidelines to facilitate the implementation of the Second Protocol to the Hague Convention of 1954 for the Protection of Cultural property in the Event of Armed Conflict, and became one of the 12 members of the Committee for the Protection of Cultural Property in the Event of Armed Conflict (2005-2011) and one of the 6 members of the Bureau of this Committee (2005-2010). In December 2015 she was re-elected as a Member of the above Committee. Dr. Solomidou-Ieronymidou is the Focal Point of Cyprus for the Cypriot World Heritage Sites and the Focal Point for the European Heritage Label. Since 1994, she is the director of the excavations of the medieval sugar-mills of Episkopi-Serayia and Kolossi. She is a member of the Cyprus National Commission for UNESCO, the National Committee of ICOM and was a founding member and Member of the Advisory Board of the National Committee of ICOMOS and a founding member and Member of the Advisory Board of the Cypriot Society of Byzantine Studies. She participated in many scientific seminars, fora, radio and television programmes in Cyprus and abroad for the promotion of Cypriot archaeology and the cultural heritage of Cyprus in general and she is the author of more than 40 scientific publications on matters of Cypriot archaeology.