Colonel Hume earned his Marine Corps commission through the Naval Reserve Officer Training Corps after completing Officer Candidates School (OCS) and graduating from Duke University in 1999 with a degree in biology.  He graduated from The Basic School (TBS) in 2000 and was assigned Adjutant as his military occupational specialty. 

Colonel Hume served on active duty from 1999 to 2008.  During this period, he was assigned to 3d Battalion, 5th Marines as the Adjutant and deployed as part of the 31st Marine Expeditionary Unit in 2002.  Later, he attended Tactical Air Control Party School to serve as the Assistant Air Officer for Operation Iraqi Freedom in 2003.  Following the transition from combat to stability operations, he handled public affairs, making regular appearances on local Iraqi television.

In 2004, Lieutenant Hume was assigned to TBS where he served as the Instructor Battalion Adjutant, Bullpen Instructor, Staff Platoon Commander (twice), and Company Executive Officer.  In 2007, Captain Hume accepted a one-year assignment to OCS where he served as a Staff Platoon Commander (twice) and as a Company Executive Officer (twice).

In 2008, Captain Hume left active duty and joined Company E, Anti-Terrorism Battalion.  There he served as an Infantry Platoon Commander and Company Executive Officer.  Following graduate school, Major Hume joined the MAGTF Staff Training Program in 2011 where he served as a Staff Planner, often covering civil affairs and information operations-related issues.

In 2015, Major Hume accepted active-duty orders to Manpower & Reserve Affairs to work with the Marine Corps Force Innovation Office, supporting development of the Marine Corps’s gender integration proposals and their implementation.  He was also part of a mobile training team promulgating Commandant Dunford’s guidance on this issue.

In 2016, Lieutenant Colonel Hume joined 2nd Civil Affairs Group (CAG) as the Operations Officer.  In 2017, he was activated for a year-long deployment as the Officer in Charge of the Theater Security Cooperation Detachment advising Mexican Marines.  During that activation, 2nd CAG was converted to Marine Corps Advisor Company A (MCAC A).  Following demobilization in October 2019, Lieutenant Colonel Hume returned to MCAC A where he served in several roles and in May 2020 he was assigned as the Executive Officer.  Following his selection for Colonel, he was assigned as a Team Leader for MCAC A.

Colonel Hume graduated from TBS on the Commanding General’s Honor Roll, is a distinguished graduate of the Marine Corps Command and Staff College (non-resident), and a graduate of Air War College (non-resident).  He earned a master’s degree in international relations, with honors, from the Johns Hopkins University School of Advanced International Studies.  In his civilian capacity, he most recently worked in Afghanistan for the Department of Defense on private sector economic development.