He is currently working on commissions from the Waterloo-Cedar Falls Symphony and Jason Weinberger, Kentucky Center Chamber Players, and violinist Rob Simonds. Gilliam has been commissioned and performed by bass Nathan Wilson, Center City Opera Theater, Arsenal Trio, The Phoenix Concerts, Seasons Music Festival, Louisville Youth Choir and Turin Philharmonic Orchestra. He was composer-in-residence of Christ Church Cathedral in Louisville, Kentucky, from 2008-2010, and has been a composer fellow at The Seasons Music Festival (2010 & 2011). He has served on the boards of VocalEssence’s ¡Cantaré! and H.E.A.R. Projects, and is a past panelist of the Aaron Copland Fund for Music. He is currently a board member of The Phoenix Concerts. Gilliam has worked at Minnesota Public Radio, and is the Program Director of WUOL, in Louisville.