He is a graduate of the Université de Moncton with a bachelor’s degree in Social Sciences and a Master’s Degree in Public Administration. He served as general manager of the Economic Development Corporation of the City of Dieppe, New Brunswick and as a business executive. He and his wife Lise Babin have two children.[1]
On October 7, 2014, Melanson was appointed to the Executive Council of New Brunswick as Minister of Finance, and Minister of Transportation and Infrastructure.[2]
On September 6, 2017, in a cabinet shuffle, Melanson was named Minister of Treasury Board and Post-Secondary Education.[3] From October 5, 2018 to November 9, 2018 Melanson served as Minister of Energy and Resource Development. He was re-elected in the 2020 provincial election.
On September 28, 2020 he was chosen as interim leader of the opposition Liberal party of New Brunswick, replacing Kevin Vickers who had resigned following the provincial election of September 14.[4]