Thomas Joseph "Tom" Masiello is a retired United States Air Force Major General who served as the eighth commander of the US Air Force Research Laboratory.

Masiello was commissioned in 1981 as a distinguished graduate of the United States Air Force Academy.

A command pilot, he has logged more than 3,300 flying hours in more than 20 different aircraft.

Masiello has held other operational and staff assignments, including a tour as Deputy Chief of Staff, United States Central Command, where he spent the bulk of his tour at CENTCOM's Forward Headquarters in Southwest Asia; and Deputy Director for Operations — Operations Team Two, National Military Command Center, Joint Staff, The Pentagon, Washington, D.C.

Forces - Iraq, Baghdad, Iraq, and Deputy Assistant Secretary for Plans, Programs and Operations, Bureau of Political-Military Affairs, U.S. Department of State.