[3] His father was Imam Mohamed Yusof and his mother was Dayang Siti Zaleha binti Pehin Orang Kaya Maharaja Diraja Awang Mohammad Daud.

[5][6] Husain started working for the Bruneian government as an assistant teacher at the Muara Malay School in 1939 after finishing his education.

[5] Husain was the first Bruneian to be sent to Australia for a training on teaching techniques at the University of New South Wales, and later became a course officer in Grafton.

[3] He was also one of the original founders of the Brunei Malay Teacher's College, where he held the positions of school inspector and professor.

[5] In his latter years, Husain served in a number of capacities, including a member of the PSC, superintendent of lessons, and secretary of the scholarship committee.