1977-1984 - Samarkand State University Assistant Chair Philosophy
1984-1987 - Samarkand State University, Chair of Philosophy, Associate Professor
1987-1991 - Doctoral student, Samarkand State University
1991-1994 - Dean of the Samarkand State University, pre-university training on a voluntary basis
1994-1999 - Professor, Head of the Department of Philosophy from Samarkand State University
1999 - 2005 - Professor, Head of the Department of Philosophy from Samarkand State University
2005 - 2007 - Dean, Samarkand State University, Societies-Political Science
2007-2008 - Professor, Head of the Department of National National Independent Idea and Philosophy from Samarkand State University
2008 - 2009 - Professor, Head of the Department of Philosophy from Samarkand State University
2009 - 2013 - Professor, Head of the Department National idea, philosophy and methodology science from Samarkand State University
2013-2015 - Professor, who served as the head of the department National Idea and Philosophy from Samarkand State University
2015 - 2017 - Professor, who performed the department chair National idea, the main spirituality and the teaching of law from the Samarkand State University
2017 - present - Professor, Head of the Department National Idea, Philosophy and Basic Spirituality from Samarkand State University
The history of the Chair of Philosophy is closely tied wish foundation of Uzbekistan State University. During 1928-1932 the chairman war S.Krasnousov. Then philosopher, scholar Ibrahim Muminov war the chairman there. He held the scientific work on preparing national specialists and striving the ideas of independence, its pupils docents R. Karimov, Yu Tailskid, M.Ahmedov, prof.O.Bozorov defended their dissertations and worked as Chairmen after him.
During 1988-1993 years The chair of philosophy was carried by prof. O.E.Ergashev. He prepared the famous representatives of philosophical scientific school as N.Isroilova, V.Isakov, J.Yaxshilikov.
In 1993 prof. J.Yaxshilikov defended his doctorates on the theme “Dialectology of objective and subjective factors in social- economical and spiritual development in Uzbekistan nowadays” and got the scientific degree of Doctor of philosopher Sciences. He began his activity as a chairman in 1994 and continues his work the nowadays. He prepared 15 monographs, 2 manuals, 30 methodical books. 7 scientific articles, 350 articles in Republic and intentioned conferences.
On the leadership of J.Yaxshilikov teachers of the chair prepared 3 volume Texts of Lectures on the subject of “Philosophy” and provided the need of students. Such docents as U.K.Kulmurodov, M.S.Madirimova, M.K.Buriyev, P.S.Xaydarov, X.Samiboyev, M.Olloyorov, X.R.Rasulova, G.Abdusaidova, NUbaydov, Sh.S.Kushakov and others attended in this work.
Nowadays the chair is called as “National Idea and Philosophy”, there and 18 candidates, 2 doctor are prepared at school, wich was founded by J.Yaxshilikov. Today there are than 12 scientific complex, 15 methodical books are published, 4 subject competitions were held.