Brachmia sitiens is a moth in the family Gelechiidae. It was described by Edward Meyrick in 1918. It is found in southern India.[1]
The wingspan is 18–19 mm. The forewings are light greyish-ochreous irrorated with rather dark fuscous. The stigmata are cloudy, dark fuscous, the plical somewhat before the first discal. There is a faint irregular transverse shade from the second stigmata to the dorsum and traces of cloudy submarginal dots around the apex and termen. The hindwings are pale grey.[2]