early 14c., "constructor of military engines," from O.Fr. engigneor
, from L.L. ingeniare
); general sense of "inventor, designer" is recorded from early 15c.; civil sense, in ref. to public works, is recorded from c.1600. Meaning "locomotive driver" is first attested 1832, Amer.Eng. The verb is attested from 1843; figurative sense of "arrange, contrive" is attested from 1864, originally in a political context. Related: Engineered
as a field of study is attested from 1792; an earlier word was engineership
was attempted in 1793, but it did not stick.