2022 - present : Associate Director for Technology & Strategy, Astrophysics Science Division, NASA Goddard Space Flight Center
2008 - present : Research Astrophysicist, Exoplanets and Stellar Astrophysics Lab, NASA Goddard Space Flight Center
2021 : Acting Deputy Director, Sciences and Exploration Directorate, NASA Goddard Space Flight Center
2020 - 2021 : Discipline Scientist, Astrophysics Division, NASA Headquarters
2005 - 2008 : NASA Postdoctoral Fellow, Exoplanets and Stellar Astrophysics Lab, NASA Goddard Space Flight Center
2002 - 2005 : Carnegie Postdoctoral Fellow, Dept. of Terrestrial Magnetism, Carnegie Institution of Washington