Dillard has served a tenure in the White House Offices of Public Engagement and Intergovernmental Affairs, where she liaised between the White House and the African American community for President Barack Obama. She later served as a staffer for President Obama’s 2012 reelection campaign. 
In 2013, she won the crown and title of Miss United States. She has competed in the pageant industry for many years and holds top placements in the Sunburst, National American Miss, National Miss American Coed, Georgia Miss American Coed, Miss Maryland USA, Miss District of Columbia USA, and Miss United States pageant systems. 
As an entrepreneur, she is the founder and chief executive officer of Candiace Dillard Pageant Consulting, cofounder of Prima Hair Collection by Candiace Dillard, and co-owner of Chateau Salon Suites. In 2009, she also founded an organization called My Sister’s Keeper, a mentorship and women’s empowerment organization designed to give young girls the opportunity to interact with women in their communities.