In 1931, Dass became the vice principal of Thoburn College. While on a sabbatical between 1938 and 1939, she earned a master's degree, Phi Beta Kappa, in education from
Columbia Teacher's College. She was appointed as the president of the college upon return, becoming the first Indian woman to serve as the principal of a Christian College in India. She retired in 1945. In 1946, she gave the commencement address at the invitation of Goucher College. She then went to Ontario for a peace conference organized by
John Mott for war refugees. She remained closely associated with IT College throughout her retirement, including serving on its Board of Governors until her death. == Awards and honors ==