Clemens Heitzinger was born in Linz, Austria. After the compulsory military service he received the degree of Dipl.-Ing. (with honors) in technical mathematics in 1999 and the doctoral degree in technical sciences (with honors) from the Technische Universität Wien, Austria, in 2002. In 2000 he joined the Institut für Mikroelektronik, Technische Universität Wien. From March to May 2001 he also held a position as visiting researcher at the Sony Technology Center, Hon-Atsugi, Tokyo, Japan.

From October 2003 till September 2005 he worked as a visiting researcher at the Department of Mathematics, Arizona State University, and then he joined the School of Electrical and Computer Engineering, Purdue University, as a research associate. His scientific interests include applied mathematics for simulation in nanoelectronics and nanobiotechnology.

Dr.~Heitzinger was awarded an Erwin Schrödinger Fellowship by the Austrian Science Fund (FWF) in 2003.