from 10/2010 - associate professor, Dept. of Physics, Faculty of Science and Letters, Istanbul Kultur University, Turkey; 02/2010 - 06/2010 - visiting professor, Dept. of Mathematics and Computer Science, Faculty of Science and Letters, Istanbul Kultur University, Turkey; 2004 - 2010 - foreign professor, Abdus Salam School of Mathematical Sciences (PhD students), Government College University, Lahore, Pakistan; 2006 - associate professor degree, Herzen University (Russia); 2002 – 01/2010 associate professor, Dept. of Physical Education, Physical Faculty, Herzen State University, St. Petersburg , Russia; 2003-2004 - associate professor, Theoretical Physics Department, Faculty of Physics and Mechanics, St. Petersburg Polytechnical University, Russia; 1999-2002 - post-doc, Physical Faculty, Herzen State University, St. Petersburg (Russia); 1996-1998 - assistant professor, Physical Faculty, Herzen State University, St. Petersburg (Russia); 1996 - Ph. D. thesis in theoretical physics 'Quantum field theory mathematical methods in investigation of developed turbulent energy spectra' (St. Petersburg State University, Russia); 1993-1996 - PhD student, Theoretical Physics Section, Research Institute of Physics, St. Petersburg State University (Russia); 1987-1993 - student, Statistical Physics Department, Physical Faculty, St. Petersburg State University (Russia).