Randy Ortgiesen earned a Bachelor of Science degree in Civil Engineering from the University of Illinois in 1983 after completing the pre-engineering curriculum and Associate of Science degree at Sauk Valley Community College in 1981. He later earned a Master of Science degree in Civil Engineering from Purdue University in 1991. Randy is a licensed professional engineer in the states of Illinois and Virginia and is employed full time by Universities Research Association, Inc. at Fermi National Accelerator Laboratory in Batavia.

Randy joined the SVCC Adjunct Math Faculty in January 2005. He has worked as a part time math instructor for the University of Maryland teaching algebra and trigonometry. Randy is thrilled to return to SVCC in a teaching capacity to help instill student interest in mathematics and associated careers, or continuing education. Randy is married with five children, lives in Dixon, and enjoys outdoor activities.