Very good university degree (Master) in Natural Sciences, preferably in the fields of Chemistry, Biology, Earth Sciences or related field Experience in experimental laboratory work, high motivation and initiative Willingness to work with open radioactive materials in a radiation-controlled laboratory is required Knowledge of handling radioactive materials and radiochemical methods is an advantage Excellent knowledge of a broad range of microbiological, chemical and analytical methods are an advantage Ability to communicate and carry out work in an interdisciplinary research team (radiochemistry, biochemistry, geochemistry, physical chemistry) and willingness to participate in scientific conferences and workshops Excellent written and verbal communication skills in English

Cultivation of anaerobic bacteria and production of biogenic minerals Investigation of the sorption of Pu(III)/Pu(IV) on biogenic minerals Studying ternary systems consisting of the three components Pu(III/IV), bacteria and biogenic minerals Characterisation of the molecular environment of plutonium in solution and on solid phases using spectroscopic (e.g. UV-vis, Raman, X-ray absorption spectroscopy) and microscopic (e.g. electron microscopy) techniques Conducting literature review, writing scientific publications, and presenting research results Mentoring student courses