She passed a teacher's training course and taught at a Tamil school in Bangsar, Kuala Lumpur.
[4] Mangalam authored three books, Dew Drops on a Lily Pad, History of Kuala Lumpur Schools in Tamil, and Mother.
[5] Mangalam was appointed a member of Moral Education Committee of the Curriculum Development Centre.
[2] Mangalam received the Pingat Jasa Kebangsaan from the Sultan of Selangor in 1955, the Tun Fatimah Gold Medal from the National Council of Women's Organizations in 1977 and the Kesatria Mangku Negara by the Yang di Pertuan Agong in 2002.
[7] Mangalam died on 10 June 2023, aged 97, at Assunta Hospital, Petaling Jaya, Malaysia.