Émile Vallée has spent most of his career working with trade unions, including the United Steelworkers, the Canadian Labour Congress and the Fédération des travailleurs et travailleuses du Québec (FTQ). After retiring, he became more invested in several community organizations as well as with the Regional County Municipality of Pontiac.
Émile Vallée has been on the SSQ Insurance Board of Directors for several years. He serves as Vice-Chair and is part of the Strategic Committee and the Governance, Human Resources and Ethics Committees.
Émile Vallée obtained two bachelor's degrees from Université Laval, as well as a master's degree in social sciences (industrial relations concentration).