After completing his graduate and post-graduate education in Switzerland , Jack joined the faculty at Laval University in Quebec City where he trained future Jaques-Dalcroze educators. Subsequently he received an appointment at Ithaca College School of Music, Ithaca , New York where he was tenured and promoted to Associate professor and remained for 12 years.  While at Ithaca , he founded the Division of Jaques-Dalcroze Education in the graduate school of music and served as its director for nine years.  He also founded and directed the dance ensemble Jaques-Dalcroze Plastique Animée.  The ensemble performed nationally and internationally for eleven years with guest appearances and workshops including Boston 's First Night, The Oberlin Conservatory of Music, The International Congress for Jaques-Dalcroze Educators, Geneva , Switzerland , the National MENC conventions at Pittsburgh , Chicago , and St. Louis and numerous Orff-Schulwerk Association National Conventions nation-wide. Finally, while at Ithaca  he was honored as the Dana Teaching Fellow for his "outstanding contributions to the classroom,” authored many articles, and co-authored the text Rhythm and Pitch: An Integrated Approach to Sight Singing published by Prentice-Hall, Inc.

Jack left Ithaca to serve on the music faculty and as chair in the Performing Arts Department at The Spence School, New York City.  During his eight-year tenure, Jack was honored with the Zuckerman Foundation Award for teaching excellence.  In 1995, and while remaining at Spence, Jack founded The Bethlehem Music Settlement, an independent teaching institute offering private and group piano, musicianship and eurhythmics instruction to students of all ages.  Jack currently works full-time as the music director of the Settlement.