Prior to establishing the Mission Acceleration Center (MAC), Trojanowski was a Presidentially Commissioned Officer on the White House Domestic Policy Council (DPC) and Special Assistant to the President (SAP). In these roles, he oversaw the departments of Defense, Labor, NASA and Veteran Affairs. During his tenure, Trojanowski was the policy lead on three executive orders and 56 regulations, including the MISSION Act and the PREVENTS Initiative. Before joining the White House in 2018, he served two years as the Military Legislative Assistant to U.S. Senator John McCain, Chairmen of the Senate Armed Services Committee.