✔ 最佳答案
NASA Space Center janitorial staff.
More seriously: possibly a radio communications expert or technician (that is: someone whose job is just to operate or repair radio communications equipment) would not need to excel at math. I'm really shooting in the dark, though - such a person might need tons of math. One can also imagine things like: on-site phone system technician, on-site computer repair technician, etc.