It’s actually not something I really knew about before, the WH gig, but these are actual positions that help to advise the President on specific matters related to their specialties. https://en.wikipedia.org/wiki/Chief_Technology_Officer_of_the_United_States (I can’t seem to find the others right now, but if I do, I’ll post them). I did some work on the Open Data Initiative that took it from policy to practical, and received some official recognition for it.