Research teams at NVIDIA

What is the hierarchy of roles/teams at Nvidia? At Qualcomm we have something like: Systems > SW >= customer engg >= testing? Are there any core/non-core teams? Currently in a core SW team @QC, want to move to a more research oriented algorithmic team, and less of customer support/bug-fixing YOE: 3.5 TC: 28 LPA #qualcomm #nvidia #nvidiacareers