She has supported the GBAS and SBAS program over the past eight years as a consulting professor at Stanford University and a Principal GPS Systems Engineer at Tetra Tech AMT. She received her B.S. degree from Yonsei University, M.S. degree from the University of Colorado at Boulder, and her Ph.D. from Stanford University (2005) in aeronautics and astronautics. Prior to joining AMT, she worked for SiRF Technology, Inc. as a Senior GPS systems engineer.