engineer

(noun) a person who uses scientific knowledge to solve practical problems. Synonyms: applied scientist, technologist.

(noun) the operator of a railway locomotive. Synonyms: locomotive engineer, railroad engineer, engine driver.

(verb) design as an engineer. Example: "He engineered the water supply project."

(verb) plan and direct (a complex undertaking). Synonyms: mastermind, direct, organize, organise, orchestrate. Example: "He masterminded the robbery."