University Positions:
1986-1989, Assistant-Professor, Center of Mathematics, Technical University, Rousse,
1990-1993, Senior Assistant-Professor,Center of Mathematics, Tchnical University, Rousse
1993- 1995, Principal Assistant-Professor,Center of Mathematics, Technical University, Rousse
1995- 1998, Principal Assistant-Professor,Department of Mathematics, University of Mining and Geology, Sofia
1999-2000, Researcher,Department of Mathematical Physics, Institute of Mathematics,Bulgarian Academy of Sciences Sofia
2000-now, Associate Professor,Department of Mathematical Physics,Institute of Mathematics,Bulgarian Academy of Sciences,Sofia
Membership in Professional Associations