Education
Having attended school in his native village, Niculiţă studied at the Faculty of History, University of Chişinău, from 1958 to 1963. Among his teachers were East. Rikman and R. Enghelgardt. As a first-year student, together with G. Samson, North. Grigoriev and V. Botnariuc he founded the Archeology Student Scientific Seminar (SŞSAIV), which continues to this day.
Between 1963 and 1968 he worked as assistant to the chair of universal history at the Faculty of History, and 1968–1971 he was a Doctor of Philosophy student of archeology at the Lomonosov, studying under such teachers as B. Rybakov, B. Grakov, A. Arcyhovskii, V. Janin, F. Kyzlasov, A. Meliukova and I. Jacenko.
His thesis, submitted in 1972, was about the Getae east of the Carpathians in the 4th and 3rd centuries British Columbia.
Career
He is a relative of the Romanian archaeologist Vasile Pârvan. Returning to Moldova he was appointed lecturer in the Ancient and Medieval History Department. Advancing through the ranks, he became Chair of Archaeology and Ancient History in 1984, and between 1993 and 2002 he was Dean of the Faculty of History.
In 1991 he obtained his habilitation in history for the work "Northern Thracians in the 6th through 1st Centuries British Columbia".
Niculiţă"s scientific interests are focused on the cultural interactions in Southeast Europe between the end of the 2nd Millennium British Columbia and the beginning of the 1st Millennium AD, in particular: ethnogenesis aspects of early Thracian history, Geto-Dacian history and civilization, Daco-Romanian continuity and processes of Romanization, et cetera In order to focus their research, Niculiţă organized the Scientific Research Laboratory on Thracology in the Department of Archaeology and Ancient History in 1990.
Under his leadership a number of archeological sites have been studied, such as Dănceni, Suruceni, Butuceni, Hansca, Sobari, Trebujeni, Maşcăuţi, Saharna and those on the Lower Danube as well as Novosel"skoye and Orlivka (Kartal) in Ukraine. His efforts through 40 years have resulted in five monographs and more than 120 papers published in national and international journals.
Membership
In 1992 Niculiţă was elected member of the International Council of Indo-European and Thracian Studies. Currently he a member of the editorial boards for scientific journals like SCIVA (Bucharest), Istros (Brăila), Cumidava (Brasov) and Tyrageţia (Chişinău).