From an early age, Walter began taking music very seriously. “My first gig was playing at a McDonalds in Houston with another saxophone player. I took a solo on “Blue Bossa.” It was terrible. People clapped, and I figured if I could get away with that and get applause, how could I fail?”

Although it may appear Smith is a new voice on the scene, he is widely recognized as an adept performer, accomplished composer, and inspired educator. Smith’s recent release, In Common III, has been described as “boundary pushing”, and features some of the most important and talked about musicians in the world - Matt Stevens, Kris Davis, Dave Holland and Terri Lyne Carrington. In April of 2023, Smith released his debut album for Blue Note records,“return to casual”, to critical acclaim.

Smith has developed under the wings of many of the music’s greats. Walter is/has been a member of several legendary groups (recording and/or touring) including the Roy Haynes Fountain of Youth Band, Terence Blanchard Quintet, Eric Harland's “Voyager”, Bill Stewart Trio, Jason Moran’s In My Mind:Monk at Town Hall, Ambrose Akinmusire Quintet, the Christian McBride “Situation”, Marquis Hill “New Gospel Revisited”, Gerald Clayton Quintet, Christian Scott group and the Sean Jones Quintet to name a few.

Smith has performed all over the world participating in virtually every international festival as well as famed venues such as Carnegie Hall, the Village Vanguard, and the Kennedy Center. In addition, he has shared the stage and/or appeared on recordings with many important artists including Mulgrew Miller, Billy Childs, Joe Lovano, Herbie Hancock, Maria Schneider, Dee Dee Bridgewater, Ralph Peterson, and a host of others. To date, Walter has appeared on over 100 recordings that are released worldwide.