He originally came to Melbourne with the Mashgiach of Lakewood, HaRav Nosson Meir Wachtfogel who was then trying to establish a yeshiva in the city.
[4]: 26 A special rabbinical tribunal, known as a Zabla was established to resolve the issues, comprising Yehoram Ulman, Yitzchak Berger, and Yehuda Katz.
[4]: 133 The arbitration ultimately failed, with Abraham's sudden departure becoming a main issue of contention in the subsequent supreme court case.
[4]: 312 He then, in 2001 and aged 37, took up a position on the London Beth Din thanks to recruitment by Chanoch Ehrentreu where he became an integral part of its everyday running.
In 2016 Abraham accepted the position of Nasi (president) of Shuvu, a network of day schools founded 1991 by Rabbi Avraham Pam.