Engineer

engenheira

(person engaged in designing, constructing, or maintaining engines or machinery; (more generally) a person qualified or professionally engaged in any branch of engineering, or studying to do so)

engenheiro

(person engaged in designing, constructing, or maintaining engines or machinery; (more generally) a person qualified or professionally engaged in any branch of engineering, or studying to do so)

maquinista

(person who drives or operates a locomotive)

maquinar

(to plan or achieve (a goal) by contrivance or guile — see also finagle, wangle)