The USD Engineering Department has four honor societies. There is the engineering honor society Alpha Pi Mu and Eta Kappa Nu as well as Pi Tau Sigma and Tau Beta Pi.
Alpha Pi Mu is the only nationally accepted Industrial Engineering honor society for Industrial & System Engineers.
Eta Kappa Nu is the international honor society for electrical engineers and, at USD, honors electrical engineering majors.
Pi Tau Sigma is the national honor society for mechanical engineers and, at USD, honors mechanical engineering majors.
Tau Beta Pi is the oldest engineering honor society and honors engineers from all three of USD's engineering majors. Currently, USD's Tau Alpha Zeta is in the final petition phase of establishing a USD chapter of Tau Beta Pi.