Associate Professor, Department of Basic Medical Sciences, College of Veterinary Medicine, Purdue University (past)
Assistant Professor, Purdue University
Director, Electron MIcroscopy Laboratory, Purdue University (past)
Research Associate, University of Illinois
Visiting Lecturer, University of Illinois
Research Assistant, University of Illinois
Director, Department of Basic Medical Sciences, College of Veterinary Medicine, Purdue University (past)
Assistant Dean, Department of Basic Medical Sciences, College of Veterinary Medicine, Purdue University (past)
Director Core Lab for Image Analysis and Multidimensional Ap, Department of Basic Medical Sciences, College of Veterinary Medicine, Purdue University (past)