For the next few years he is said to have been a curate in London.
He was ordained in 1842, and worked as a curate at Cuddesdon.
He was ordained curate of Llandingat, Carmarthen, in 1874, and became warden and headmaster of the college, Llandovery, in 1875, holding this position until 1885, when he accepted the living of Carmarthen.
His father, Jacob Stephen Hawker, was at that time a doctor, but afterwards curate and vicar of Stratton, Cornwall.
On the 14th of July of the latter year he became perpetual curate of Theydon Bois, Essex, and a few months afterwards curate and lecturer of Leyton in the same county.