Sharp has also served in a variety of non-tribal governmental capacities, including as an administrative law judge at the Washington Department of Revenue, a governor of the Washington State Bar Association, and as one of Governor Gary Locke's appointed trustees for Grays Harbor College.

Following the Cobell v. Salazar decision, Sharp was appointed by the United States Department of the Interior to serve as chair of the National Commission on Indian Trust Administration and Reform.

[8] Opponents attempted to recall several Quinault officials in November 2015, resulting in the removal of the nation's vice president, but Sharp kept her position.

In November 2023, unable to seek reelection due to term limits,[14] Sharp was succeeded by Mark Macarro, as president of the National Congress of American Indians.

[15] Sharp was the first person issued diplomatic credentials as a tribal leader by the United States Department of State, representing the National Congress of American Indians at 2021 United Nations Climate Change Conference (COP26).