1996-present Associate Research Professor,
Department of Palaeontology & Stratigraphy, Institute of Geology, Bulgarian Academy of Sciences,
Visiting Associate
Professor, Department of Botany, Sofia University "St.Kl.Ohridski":
a course of
lectures o “Systematic Botany - Systematic of Algae and Fungi”;
a course of lectures
on “Algology with diatom analysis”;
a course of lectures “Ecology of Algae”.
1993-1996 Research Associate, Department of Palaeontology & Stratigraphy,
Institute of Geology, Bulgarian Academy of Sciences.
1990-1993 Diatomist, Department of Palaeontology & Stratigraphy, Institute of
Geology,Bulgarian Academy of Sciences.
1983-1985 Specialist-palynologist, Dept. of Palaeobotany, Institute of Botany,
Bulgarian Academy of Sciences.
1981-1983 Biologist, Biological Faculty, Sofia University “St.Kl.Ohridski”.
1979-1981 Biologist in Research library, Bulgarian Academy of Sciences.