Patterson has been at the BOC since May 2014
Lots of change is coming to the Bank of Canada in the year ahead. Patterson was responsible for the financial markets side and worked out of the BOC's Toronto office.
Governor Poloz's term ends in just over a year with the search currently underway for a replacement.
A leading candidate is senior deputy Carolyn Wilkins'. Her term ends two years from now. However there is an election in September and the new government will have the option to shake things up.