Jonathan L. Day

CPT Jonathan L. Day

Mathematical Sciences

jonathan.day [at] westpoint.edu

CPT Jonathan Day is an instructor in the Department of Mathematical Sciences the United States Military Academy (USMA) in West Point, New York. 

He graduated with a Bachelor of Science in mathematical sciences and Arabic from USMA in 2015 and commissioned as an Infantry officer. He served as a rifle platoon leader, battalion mortar platoon leader, and Battalion S-3 Air Operations officer for 1-501 IN (ABN) at Joint Base Elmendorf-Richardson, Alaska. 

Upon completing the Maneuver Captains Career Course, CPT Day served as the rifle company commander for A Company, 2-505 Parachute Infantry Regiment, 3rd Brigade Combat Team, 82nd Airborne at Fort Liberty, North Carolina. After completing company command, he attended the University of Michigan, earning a Master of Science in applied statistics. 

M.S., Applied Statistics - University of Michigan

B.S., Arabic - U.S. Military Academy

B.S., Mathematics - U.S. Military Academy