As a performer, Calvin E Jenkins serves as tubist for the Opus One Orchestra, which performs for the Miami City Ballet; the South Florida Symphony Orchestra; the Boca Sinfonia; the Miami Consort, and Brass Renaissance quintets; and performs as a regular substitute with both the Jacksonville Symphony Orchestra, and the Naples Philharmonic Orchestra. As an educator, Jenkins serves as brass, and lower brass clinician at multiple institutions throughout the South Florida area. As an administrator, Jenkins has served as Dean of Students of the Eastern Music Festival since June of 2000.