Gregory Masiello

Gregory L. Masiello is a United States Marine Corps lieutenant general who has served as the program executive officer of the F-35 Lightning II Program Office since 17 July 2025.^[1] He most recently served as director of the Defense Contract Management Agency from 2023 to 2025. He previously served as the military deputy to the under secretary of defense for policy, and as the program executive officer for Air Anti-Submarine Warfare, Assault, and Special Mission of the Naval Air Systems Command from 2018 to 2022.^{[2][3][4][5][6]}

Gregory Masiello
Official portrait, 2023
Born	Linthicum, Maryland
Allegiance	United States
Branch	United States Marine Corps
Years of service	1987–present
Rank	Lieutenant General
Commands	Defense Contract Management Agency

In March 2023, Masiello was nominated for promotion to lieutenant general and assignment as director of the Defense Contract Management Agency.^[7][8] In June 2025, Masiello was nominated for reappointment as a lieutenant general and assignment as program executive officer for the F-35 Lightning II Joint Program Office.^[9][10]