Doctor Comer's academic career began as an assistant professor at the University of Idaho in 1964.
In 1981, he became a professor of electrical engineering at Brigham Young University, serving as department chair from 1990 to 1993.
Doctor Comer has authored twelve textbooks in the field of electronic circuit design some of which have been translated into the Chinese, Korean, and Portuguese languages.
In addition to these publications, Comer was also invited to write two sections in the Encyclopedia of Physical Science and Technology and three chapters in CRC Handbooks in the electronics area.
He was named the outstanding teacher in the department of electrical engineering at the University of Calgary in 1968 and at BYU in 1986 and 1987.