Government officials in Iran are calling for its immediate removal.
The Star of David is circled in red on the second photo.
Local reports say the building was "built by Israeli engineers" who worked in the country before the 1979 Islamic Revolution.
"It's interesting that even 32 years after the victory of the revolution, this Zionist star symbol has yet to be removed from the building," a local Iranian website wrote, according to Ynetnews.com.