Prior to his arrival at NYIT in 1990, Hosenfeld served as head of 3-D at Effectory/C.O.R.E. Digital Pictures, clinical associate professor at NYU, and a VFX Supervisor at Love Lane Pictures, among other roles. He currently works as a VFX supervisor at Stephen David Entertainment. Hosenfeld earned his M.F.A. in Industrial Design at Universitat Duisburg-Essen, Standort Essen, Cologne Area, Germany.