Etienne completed his vocal studies at McGill University and as a member of l'Atelier Lyrique de l'Opéra de Montréal.

Etienne has appeared at the Deutsche Oper Berlin as Posa Don Carlo, Zurga Les Pêcheurs de Perles, returned as Figaro Il Barbiere di Siviglia, Germont La Traviata, Marcello La bohème, Silvio Pagliacci and as the title role in Eugene Onegin. He has also performed Figaro Il Barbiere di Siviglia and Joe de Rocher Dead Man Walking at Opéra de Montréal, Zurga Les Pêcheurs de Perles with Opera National du Rhin, Opernhaus Zurich and Opéra de Nantes, the Count in Le nozze di Figaro with Calgary Opera, Metternich L’Aiglon with Montreal Symphony Orchestra and L’Heure Espagnole & L’Enfant et les Sortilèges at the Glyndebourne Festival.