Usually when when encounter civil servant groups like this
1914 Iron Cross 2nd Class
Hindenburg Cross X
25 Years Treudienst Cross
Hungarian WW1 Commemorative Medal
we assume that the wearer had been called up into military service during the war (see portraits here of Wehrmacht reserve officers) from his "day job."
But there were many many uniformed civil service organizations under the Third Reich.
Courtesy of Noor.