All Services Engineering & Architecture Process Simulation Engineer $20/hr · Starting at $25 Research and development projects, chemical process design, analysis and simulations (Aspen Plus-Hysys) and Computational Fluid Dynamics-CFD (ANSYS Fluent and COMSOL). About $20/hr · Ongoing Download Resume Research and development projects, chemical process design, analysis and simulations (Aspen Plus-Hysys) and Computational Fluid Dynamics-CFD (ANSYS Fluent and COMSOL). 0 Reviews This Freelancer has not received any feedback.