Fall 2008-present   Professor, Chair in Financial Mathematics/Actuarial Sciences,  Department of Mathematics, The University of Leicester, United Kingdom   

2007-July 2008  Senior lecturer, Department of Economics, The University of Texas at Austin

2006, Fall  Visiting Professor. Department of Economics, The University of Kansas, Lawrence, Kansas

2003-2006  Visiting Professor, Department of Economics, The University of Texas at Austin

2002-2003  Professor, Department of Financial Management, Rostov State University of Economics

1990-2001   Professor, Department of Mathematics, Rostov State University of Economics

1991-1996   Chair, Same department

1985-1990    Associate Professor, Same department

1981-1985    Assistant Professor, Same Department