 Voicu graduated from the National University of Music, completed training as a conductor at various schools abroad, and was employed by orchestras in Craiova and Ploieşti.He began his political activity in 1994-1996 as a member of the defunct "Party of Liberty and Social Unity" (, PLUS) and then became active in the Social Democratic Roma Party of Romania (PDSR).Voicu was elected to the seat reserved for minorities in the 1996-2000 legislature before running on the common PDSR-PSD list in 2000.