habibur rahman began his career as a temporary lecturer in history of dhaka university on may 1, 1952. but he had to step down four days later for participating in the language movement. he also taught history at sirajganj college, jagannath university (formerly jagannath college).later he joined rajshahi university where he subsequently held the office of dean of the faculty of law (1961) and of reader in history (1962-64).