Hammermeister worked in the sound department of the television series The New Lassie (1989), Grace Under Fire (1997), and Frontline (1997-1998), the television comedy Clint, 'The Rookie' & Me (1990), the action thriller Air Force One (1997), the television documentary Surviving the Bottom Line (1998), and the television drama And Starring Pancho Villa as Himself (2003). He also worked as video assistant operator on the comedy Picking Up the Pieces (2000) and the war drama We Were Soldiers (2002).