Paul has been active in PCS since 2004 holding positions including Office Secretary, Union Learning and Health & Safety. In 2006 Paul was elected Branch Education Officer becoming Branch Vice Chair in 2009. In 2012 Paul stood for the position of Branch Chair a position he continues to hold. In 2013 he was elected to the PCS Regional Committee of Ireland becoming chair of the Regional Committee in 2014.
Paul represents members working in Benefits & Credits on the B&C Business Trade Union Side and currently represents PCS on the Northern Ireland Committee of the Irish Congress of Trade Unions.