McGraw has performed opera, oratorio and various concert works as well as recitals and master classes, both nationally and internationally. His operatic roles include Figaro in Il Barbiere di Siviglia, Marcello in La Bohéme, title role in Rigoletto, Enrico in Lucia di Lammermoor and John Proctor in The Crucible. These and other roles have been performed with such companies as Greater Miami Opera, Indianapolis Opera, Maracaibo Venezuela Opera, Shreveport Opera and Boston Opera. He has performed Mendelssohn's Elijah, Mahler's Eighth Symphony, Brahms's Ein Deutsches Requiem and Orff's Carmina Burana with symphony orchestras in Seattle, Indianapolis, Memphis, New Jersey and Cincinnati. As a soloist he performed in Carnegie Hall in conjunction with the New York Choral Society. Recently he performed with the Cincinnati Symphony Orchestra as Manuel in Falla's La Vida Breve (recorded on Telarc) and as a soloist in Grieg's Peer Gynt Suite with Werner Klemperer as narrator. Other recent professional engagements include leading roles with the Dayton and Indianapolis opera companies, a featured recital on the J. Paul Getty Museum Concert Series and recitals and master classes at Emory University, the University of Tennessee at Knoxville, Hollins College and Ferrum College. In 1995 he was named an Omicron Delta Kappa Man of Merit at Baylor University in recognition of outstanding accomplishments. Students and former students have performed in the opera houses of Bonn, Bremen, Paris, Mannheim, Freiburg, Salzburg, San Francisco, Houston, Indianapolis, Santa Fe, New York City Opera on tour, Cincinnati and others.