Bill came to GM Styling, as it was called then, as a Summer Intern in 1957 and returned to GM as a Designer full-time in 1958. From 1960-61 Bill was assigned to Pontiac Exterior Production Studio under Chief Designer Jack Humbert. From 1962-67, Bill held positions in the Styling Staff within the Preliminary Design Studio, Design Development Studio and Advanced 2 studios.
In late 1967-72 Bill returned to Pontiac Studio and replaced Jack Humbert as Chief Designer where he directed the design of a number of memorable Pontiacs of the era, including Firebirds, Le Mans, GTOs, Catalinas, Bonnevilles, and Grand Prixs.
Bill retired as Chief Designer of Buick 1 Production Studio in 1996.