In Korean tradition, dreaming of working is read as auspicious. It is most often tied to 직장, 재물.
Working mirrors real toil, but ploughing or labouring hard was read as effort returning as harvest. Work that never ends, a warning against overwork.
Tradition reads the symbol as an omen; psychology reads the same dream as a mirror of your present state. Describe your dream and both readings appear together. Interpret your dream