In 2021, Yang was appointed by President Joe Biden to serve as the Director of Office of Federal Contract Compliance Programs, an agency within the Department of Labor.

[3] Between 1998 and 2003, Yang worked as an investigating prosecutor for the Labor Litigation Section of the Department of Justice Civil Rights Division.

In 2003, Yang joined the firm Cohen Milstein as a partner, where she primarily represented workers in civil rights litigation.

[5] Yang was appointed to a position on the Equal Employment Opportunity Commission (EEOC), a federal agency tasked with enforcing civil laws against workplace discrimination,[6] by President Barack Obama on August 2, 2012.

[17] Upon Biden's inauguration, Yang was appointed to serve as Director of Federal Contract Compliance Programs (FCCP) at the Department of Labor.