Chaplain Krupnik is a Lieutenant Commander in the United States Navy, serving with the MAG-13 in Yuma, Arizona. Prior to becoming an active duty chaplain, Chaplain Krupnik served in the Reserves and worked as a full-time chaplain at the Carl T. Hayden Veterans Affairs Medical Center in Phoenix, Arizona for nine years.

Chaplain Krupnik received a Bachelor of Arts in History from the University of Minnesota, in Minneapolis, Minnesota, and a Master of Divinity from Midwestern Baptist Theological Seminary in Kansas City, Missouri. He has completed all course work for his Ph.D. in Education from Capella University, and is presently finishing his dissertation. He has taught as an adjunct professor at various colleges for the past ten years, and presently teaches courses in history and religion for Barstow College.