According to him, his engineering degree helped shape his life and career by teaching him discipline and follow-through, team building, solving complex problems, and lifelong learning.

[2] Additionally, he earned a master's degree in strategic studies from the United States Army War College.

[4] From 2010 to 2011, Dickinson served as deputy director for operations at the National Military Command Center.

After that, he served as deputy inspector general of the United States Army for a year.

[5] In 2016, Dickinson was assigned as chief of staff of the United States Strategic Command.