He spent five consecutive seasons playing in the Chittagong League, before moving to Azad Sporting Club in the Dhaka First Division in 1956.

The same year, Mari and Nabi Chowdhury, were the only Bengali footballers to find a place in the Pakistan national team for two friendlies against Singapore and Ceylon.

In the 1957 National Football Championship, the East Pakistan White team captained by Mari finished runners-up, losing to Punjab 2–1 in the final.

He was magical.In 1958, the famous East Pakistani attacking trio of Kabir Ahmed, Ashraf Chowdhury and Mari caught the eye of India while representing Dhaka Mohammedan at the IFA Shield.

He played for Dhaka Jagannath College in 1957–58 and won the Sir AF Rahman Shield and Governors Cup for them.

[12] Mari also appeared in the Aga Khan Gold Cup, notably as a guest player for Victoria SC and Chittagong Port Trust in 1958 and 1962, respectively.

[13][14] In 1963, he represented the East Pakistan Sports Board XI during an exhibition match against Germany's Bundesliga club Fortuna Düsseldorf in Dhaka.

Mari was a regular member of the East Pakistan Volleyball team and also captained the side.

[7] During the Bangladesh Liberation War in 1971, he served as captain of Sector 1 in Agartala and later as Quartermaster under Major Ziaur Rahman, for nine months.