Assistant professor Institute of Chemical Engineering, Polish Academy of Sciences, Gliwice, Poland - scientific research: work on a laboratory scale and semi-technical scale with chemical reactors (bubble column) and ionic liquids on the dissolution of cellulose, - cooperation with the pulp industry, - development and preparation of project applications for the National Centre for Research and Development, e.g. Leader, National Scientific Centre, among others Wave Unison - cooperation with industry: development of new technological solutions for rPET and application for National Centre for Research and Development projects, e.g. Fast Track - cooperation with research centres with the Silesian University of Technology, Faculty of Chemical Engineering, with the Polish Academy of Sciences - Faculty of Theoretical and Applied Computer Science, Institute of Chemical Engineering in Linz, Austria.

Manager of the Research and Development Department for Europe and the United StatesSonoco, Hockenheim, Germany- development and implementation of packaging development strategies for food and cosmetic products, - development of new packaging materials for direct contact with food, those that are not available on the market, primarily biodegradable, recyclable, eco-design, redesign of packaging in accordance with EU requirements, - development of algorithms and mathematical matrices for geometric design of packaging, without the need for physical production and testing of mechanical properties,- improving the production process in the hall and solving technological problems, physical tests of packaging, - cooperation with packaging producers from New Zealand to Alaska,

Production and Quality ManagerPelion, Berlin, Germany- development of the company on the German market, including control of legal regulations regarding the composition of packaging and products for the German market - work with legal documents,- cooperation with companies manufacturing cosmetics and packaging,- design of ergonomic shapes and bottle systems for cosmetics – eco-design.Manager for Scientific InformationPelion, Łódź, Poland- preparation of scientific and popular science texts in three languages,- scientific presentations for employees and at numerous scientific conferences, mainly regarding the mechanisms of action of products (from the scientific side),- legal regulations regarding packaging – control and implementation.

From November 2016 collaborationScientist/ResearcherLeibniz Institute for Agricultural Engineering and Economy in Potsdam, Germany- scientific research in the laboratory and in the semi-technical hall, including: physical properties of packaging, operation of devices such as polymerization microscope, spectrodensity photometer, respiration and transpiration chambers, texturometers, testing machine, etc.,- coordinating master's theses of students from the Technical University of Berlin and the Humboldt University,- participation in scientific conferences, presentations of research results to all Institute employees, participation in scientific discussions,- preparation of international research publications.

Assistant in the Quality and Laboratory DepartmentNestle Waters, Warsaw, Poland- conducting microbiological and physicochemical tests of the product in the laboratory, including the operation of numerous devices and apparatus, including: spectrophotometers, incubators, microbiology devices,- carrying out quality tests and inspections of packaging and semi-finished products,- control of environmental regulations in the Journal of Laws.