In 2012, Peter secured a position in the area of pharmacovigilance (drug safety) with a pharmaceutical company in Ireland. Peter worked his way up to become the manager of the department and a Qualified Person for Pharmacovigilance.
Peter moved to the UK in 2015 to take up the position of a Pharmacovigilance Inspector with the UK medicines regulator, the MHRA. In 2017, Peter returned to the HPRA to take up the position of a Good Clinical Practice (Clinical Trials) and Pharmacovigilance Inspector.