Career
Levin served as a crown rabbi in the towns of Grodno (1896-1897) and Ekaterinoslav (Dnipropetrovsk) from 1898 to 1904). He was elected to the 1906 First Duma. Levin left Russia for Germany immediately after the dispersal of the First Duma, then emigrated to America.
Since 1908 he began advocating for the creation of the Haifa Technion.
Kfar Shmaryahu, an affluent Tel Aviv suburb, is named for him.