Status of Kubernetes support in Jetpack without recompiling the kernel

From Kubernetes node on Jetson TX2 - Jetson TX2 - NVIDIA Developer Forums
we get a link to jetson/.config at master · helmut-hoffer-von-ankershoffen/jetson · GitHub
which is part of the process of rebuilding the kernel to support Kubernetes.

From Tensorflow container for Jetson Nano - Jetson Nano - NVIDIA Developer Forums
we get a link to Building a GPU-enabled Kubernetes cluster for machine learning with NVidia Jetson Nano | by Kacper Łęgowski | Jit Team | Medium
which does not seem to require the rebuilding of the kernel.

Is there a version of Jetpack for Nano/TX2/Xavier which supports Kubernetes without requiring the kernel to be rebuilt?

No, you may contact with them to see if they could have some suggestions to you.