The professional/managerial class is actually the most vulnerable to automation. It's far easier to automate nebulous paperwork than it is to automate real world work. Even the mighty Tesla had to backtrack on how many robots they used on assembly lines. We've only just begun to see how much of the "thinking" can be done by AI.

If you wear a suit and tie to work somewhere, chatGP and especially its successors should be scaring the pants off you.