After completing her athletic eligibility with the Irish in 1993, she began a professional career by joining the American Basketball League 1996-98 (ABL).

She was part of the coaching staff for the team that won the NCAA Women's Division I Basketball Championship in 2001, defeating Purdue.

In August 2005, Washington was promoted to an Associate head coach, which includes the responsibility of coordinating Notre Dame's recruiting efforts on promising young players.

On April 23, 2007, she was named the fifth coach in Penn State women's basketball history, following Rene Portland's resignation.

In 2013, Coquese Washington was named to the 18-member "Presidential Search and Screen Committee" at Penn State to help determine the university's next President.

[7] On April 18, 2019, Washington was announced as the new associate head coach of the Oklahoma women's basketball program.