Anything in the engineering area uses maths, lots of it. That will get you into other roles too, including accounting & finance.
Civil Eng: roads, railways, bridges, infrastructure, dams, big pipes. related to structural eng: making buildings and other constructions work without falling down.
Mechanical Eng: Think engines, metals, vehicles, anything which has moving parts or comprises parts which are fixed together.
Chemical Eng: Smaller pipes. Food, pharmaceuticals, brewing, petrochemicals, nuclear: anything dealing with “stuff”
and there are other disciplines too. Look at the Engineering COuncil websites.