After returning India In 1915, he entered into Indian Educational Service. He was Professor of Mathematics of Dacca Government College from 1915 to 1921 and was Professor of Mathematics of Dacca University from 1921 to 1923. In 1923 he returned Calcutta and joined Presidency College (Presidency University) as Professor of Mathematics and held this position from 1923 to 1930. In 1931 he officiated as Principal of Presidency College and was confirmed in the post in 1934. In 1934 he became principal of the Presidency College and held the post for the period 1934-42 and retired from Government Service in 1943. After retirement, he was appointed Part-time Professor of Pure Mathematics, Presidency College, Calcutta University and held the same post till 1954 when he retired from University Service.