In November 1661, following the restoration of the monarchy, he was appointed Controller of the Navy.

In September 1939 he was appointed Controller of Censorship by de Valera.

In 1810, he was appointed Controller of Customs, a civil service position he retained til his death.

In March 1998, Parfitt was appointed Controller of Radio 1.

In 1915, he was appointed Dominion Statistician and Controller of the Census.

In 1919 he was appointed Controller of Supply Services at the Treasury, serving in the post until 1927.

In the same year, he was appointed Controller of War Accounts.

Having been rapidly promoted through the intermediary ranks, he was soon appointed Controller of the Navy at Brest.

In 1531, he was appointed Controller of Calais.

He was appointed Controller on 27 October 2006, the youngest person ever to hold that position.