He previously served as the deputy commandant for programs and resources from 2021 to 2023.

[1][2][3][4][5] Born in South Weymouth, Massachusetts, Mahoney graduated from the College of the Holy Cross in June 1987 with a Bachelor of Arts degree in economics and was commissioned through the Naval Reserve Officers Training Corps program.

Mahoney later earned a master's degree in management from the University of Canberra in December 2001 and a second master's degree in international strategic relations from the Air War College in May 2007.

[6] In July 2023, Mahoney was nominated for promotion to general and appointment as assistant commandant of the Marine Corps.

[7] This biographical article related to the United States Marine Corps is a stub.