- Process Engineer in Group Operations with focus on region Americas- based in Cincinnati, OH- calcium carbonate processing (classic dry & wet comminution routes, precipitated calcium carbonate)- light weight fillers processing, expanded perlite- development of process layouts (from simple flow sheets to P&IDs) and plant modifications- process optimization- commissioning of new equipment and process modifications - engineering support for Omya plants in the region Americas Key words:Process design / Process optimization / Minerals processing / Engineering support

- Process Engineer in Group Operations Wet Processing- based in Switzerland- Process design and optimization for wet grinding and solid-liquid-separation processes- Customized solutions for heat recovery of low temperature waste heat (<110 °C)- Development of simulation software for centrifugesKey words:Heat recovery / Comminution / Solid-liquid-separation / Modeling / Process optimization / Thermodynamics / Decanter centrifuges / Mineral slurries

- Development of novel simulation and optimization tools (e.g. software) for decantercentrifuges, which support engineers in planning of productionprocesses and reduce their effort- Application of neural networks as black-box-models in hybrid process models for decanter centrifuges- Research on the characterization and processing of mineral products - Research on application of centrifuges within production processes with the corresponding simulation methods in MATLAB and openFOAMKey words:Hybrid modeling / Grey-box-modeling / Simulation software development / Neural networks / Centrifugation / Solid-liquid-separation / Simulation / Material characterization / Mineral slurries / Scale-up / Process optimization / Model based algorithms

- Department: Simulation Filter Elements- Fluid simulation with ANSYS Fluent- Using MATLAB to develop simulation tools with user interface for oilfilter bellowsKey words:Filter / Modeling / Simulation tools / Simulation software development