I believe that Nsight Systems has been updated to work with OptiX, but Visual Profiler has not. The other tools that have OptiX support are Nsight Compute and Nsight VSE.
We are updating OptiX to show your OptiX 7 kernels in your Nsight Systems output, but that isn’t out in a public driver yet. It’s coming soon.
In the mean time, you can use NVTX to mark your own OptiX kernels, and let you see them in Night Systems mixed with your CUDA kernels. Adding NVTX markers is quite simple, you just wrap your launch call with the markers. Here’s a code snippet I’ve used before to show my OptiX launch: