After graduating with a degree in engineering he devoted many years of service to student life on campus.
He moved with his family to Australia from Vienna, Austria, in September 1939 at the outbreak of World War 2.
[2]: 80 He was on the Union's Board of Management, the University Council,[2]: 152 the Creation of the Provisional Committee for the Establishment of a Student' Guild and, consequently, as a founding member of the Student' Guild Council which he served on for many years advocating issues such as autonomy, freedom of speech and political action.
He was also the co-founder and longtime honorary secretary of Ngunnagan Club[3] and a founding member of the Aboriginal Scholarship movement known as ABSCHOL.
Several awards have been established to honor Heinz Harant including: In 1994 two orchestral compositions by Ross Edwards titled Enyato III[8] and Enyato IV[9] were commissioned by Eva Griffith in memory of Heinz Harant.