1993-2000: National Research and Development Institute for Industrial Ecology, Timisoara, scientific researcher;

2000-2007: Politehnica University of Timișoara, Faculty of Industrial Chemistry and environmental Engineering, assistant professor

2007-2017: Politehnica University of Timișoara, Faculty of Industrial Chemistry and environmental Engineering, lecturer;

2017-present: Politehnica University of Timișoara, Faculty of Industrial Chemistry and environmental Engineering, associate professor