Following Muller's graduation, she worked as translator in an industrial enterprise, but was fired in 1979 after refusing to become an informant for the secret police, Securitate.
Nakon što je diplomirala, Miler je radila kao prevodilac u jednom industrijskom preduzeću, ali je otpuštena 1979. kada je odbila da postane doušnik tajne policije Sekuritatee.