Complex sentence: Thereafter, Scionti served with the United States Department of Defense as the Deputy Assistant Secretary for Homeland Defense and Intergovernmental Affairs overseeing the development of legislative strategies and priorities for domestic policies, programs and goals relating to matters of national security and homeland defense.
Split into simpler sentences: Thereafter, Scionti served with the United States Department of Defense as the Deputy Assistant Secretary for Homeland Defense and Intergovernmental Affairs. As a Deputy Assistant Secretary, Scionti oversaw the development of legislative strategies and priorities for domestic policies, programs and goals relating to matters of national security and homeland defense.