He continued his studies at Harvard, and received a Doctor of Philosophy in chemistry in 1994, advised by David A. Evans.
He was a National Science Foundation postdoctoral fellow in the laboratory of Robert H. Grubbs at the California Institute of Technology from 1994 to 1996.
Miller became an assistant professor of chemistry at Boston College in 1996, and received the National Science Foundation CAREER Award in 1999.
From 2002 until 2006, he was employed as a professor at Boston College; during his tenure, he won the Arthur C. Cope Scholar Award in 2004.
[3] In 2020, he was additionally elected to the National Academy of Sciences for his contributions to researching catalysts of molecular synthesis.