Vivian retired from the army in 1947 and became Director of Nursing at the Fairfield Infectious Diseases Hospital. Also in 1947 she gave evidence of the massacre at a war crimes trial in Tokyo. She devoted herself to the nursing profession and to honouring those killed on Bangka Island, raising funds for a nurses' memorial and serving on numerous committees, including a period as a member of the Council of the Australian War Memorial, and later president of the Australian College of Nursing.