American soprano Erin McMahon made her operatic debut with Théâtre du Capitôle, Toulouse as The 15-year-old girl in Pet Halmen's critically acclaimed production of Lulu. In 2004 she joined the ensemble of the Salzburger Landestheater where she performed such roles as Zerlina Don Giovanni, Pamina The Magic Flute, Nannetta Falstaff, Frasquita Carmen, Valencienne The Merry Widow, Stéphano Romeo and Jiulliet, Arsena The Gypsy Baron, Serpetta La Finta Giardiniera, and Emmie in Britten's Albert Herring. Her portrayal of the role Flora in Britten's Turn of the Screw, earned her the nomination for the 2005 Eberhard Wächter Medal.
Guest engagements have included Nannetta Falstaff at the Hessisches Staatstheater Wiesbaden, Susanna The Marriage of Figaro and Pamina The Magic Flute in Rome, Gretel Hänsel and Gretel and The Strawberry Seller/Strolling Player Death in Venice for the Salzburger Landestheater, and Papagena The Magic Flute and Susanna The Marriage of Figaro for the Salzkammergut Mozart Festival. In 2014 she made her debut with Salzburg’s Oper im Berg Festival in the role of Pamina in The Magic Flute and has also sung First Lady The Magic Flute and Contessa di Ceprano Rigoletto with the company. In 2015 she performed the role of Aryanda in the world premiere of Der Sonnenkreis, written by Danish composer Jeppe Norgaard Jacobsen, and sang the role of Pamina at Skive Opera Festival in Denmark
She has appeared in concert throughout the United States, Austria, Germany, and Italy, and was the featured soloist with the Salzburg Mozart Ensemble during their 2003 tour of Japan. She was a prize-winner in the National Association of Teachers of Singing Vocal Competition and a finalist for the 2002 Friedrich Schorr Memorial Performance Prize in New York.
Erin McMahon is also in demand as a vocal talent and actress. Her voice work includes numerous audio-guides for the Salzburg Zoo, Silent Night Chapel, the Celtic Museum of Hallein, and the Unesco World Heritage City of Hallstatt. She most recently appeared in the film Right First Time, filmed in Munich for BMW.
In addition to her stage-work, she also teaches applied voice for Redlands University in Salzburg, is the founder of Salzburg Vocal Studio, and is a member of the European Voice Teacher’s Association.