[1][2][3][4] He is currently on a leave of absence from MIT to be a VP and the Chief Technology Officer to The Aerospace Corporation.

[6] Dr. Miller received both undergraduate and graduate degrees in Aeronautical and Astronautical Engineering at MIT.

[6][13] He was the principal investigator for the Regolith X-ray Imaging Spectrometer (REXIS) for the OSIRIS-REx asteroid sample return mission, which launched in 2016.

[6][14] He has been an advisor to or on steering committees for a variety of NASA projects: Dr. Miller was selected in 2018 to be the vice president and chief technology officer (CTO) of The Aerospace Corporation.

[5] He spent five years on the Air Force Scientific Advisory Board,[8] two of them as the Vice Chair.