Embry-Riddle Aeronautical University (Daytona Beach, Florida, USA), department of mathematics, assistant professor 01.01.2015–15.06.2021
Worcester Polytechnic Institute (Worcester, Massachusetts, USA), department of mathematical sciences, järeldoktorantuur 01.01.2012–31.12.2015
Worcester Polytechnic Institute (Worcester, Massachusetts, USA), visiting assistant professor 01.01.2011–31.12.2012