As one of five CFTC Commissioners, she was responsible for considering and voting upon various rulemakings and enforcement cases. Serving during the event of a global pandemic, Dawn prioritized sector resilience, sustained market access, and robust surveillance strategies necessary during extreme market volatility and changing economic environments. Within the agency, she also championed the importance of enterprise-wide risk management practices. Specifically, Dawn initiated new agency-wide data protection procedures for the consistent handling of data intake and strengthening of responses to potential cyber intrusions.

Dawn is a board member of Railbird Exchange, a strategic advisor to Solidus Labs, and a member of the Advisory Council to the Women in Derivatives (WIND) Board of Directors. She previously served on the boards of Global Blockchain Business Council Digital Finance, which has since been dissolved, and Global Digital Finance.

Previously, as Senior Vice President of the Futures Industry Association (FIA) and concurrently Executive Director of its Americas Advisory Board, Dawn advised its President and Board on the impact of public policy changes. Earlier, as Vice President of NYSE Euronext Dawn was critical in the establishment of a new U.S. based derivatives exchange and clearing house. She also played a strategic role in a multinational merger.

During her early career in public service, she served in senior professional staff positions in the U.S. Senate and House of Representatives. She was actively involved in negotiating the reform of derivatives regulation via the Dodd-Frank Act and managed oversight of commodity and financial derivatives markets. Dawn began her role with several important roles in the agricultural sector in both Washington D.C. and Texas.