I don't know what the civil engineer space is like but if it is possible to be paid in bitcoin for contractual work, that alone contributes to the circular economy.
Also, while you figure out the career side, a very simple way of contributing is to leverage resources from nostr:npub18kpw3akvdsyk239lx0jgwksr74sq4nlha3r8u9g2rnrhztfpfhysy469c4 like the sticker pack or business kits to help orange pill more people and businesses.