Before you say this is impossible, there was actually a somewhat significant technocratic movement in Germany before the Nazis(Sorry, don't have exact numbers, but I can dig around for them if you wish.) Besides, this is AH, we find the solutions to these challenges.
With that in mind, have Germany technocratic by 1936. An internet cookie if you can do it after 1918.
With that in mind, have Germany technocratic by 1936. An internet cookie if you can do it after 1918.