Manca worked in several commercial projects in Slovenia before she joined MOLA in July 2014 and later L – P : Archaeology in November 2014. She studied archaeology at the University of Ljubljana and was particularly interested in Neolithic, Late Roman and Post-Medieval periods. Manca also worked for the Institute for the Protection of Cultural Heritage of Slovenia in Cultural Heritage Service performing public services in the area of the protection and conservation of immovable cultural heritage.