Please give ruling of Agha Seestani.
Hamid Mavani is Associate Professor of Islamic Studies at Bayan Claremont Islamic Graduate School / Claremont School of Theology, in California. His expertise in Islamic Studies stems from both academic training at Universities as well as specialized theological training at the traditional seminaries in the Muslim world. His primary fields of interest include Islamic legal theory, women and Shi‘i law, Islamic theology and political thought, Islam and secularity, intra-Muslim discourse, and environmental ethics.
According to the ruling of Ayatullah Seestani, it is permissible to work in a store that sells alcohol provided that the same is sold to non-Muslims.
Source: Al-Mustahdathatu min-al-Masa'il-ish-Shari'iyyah, p. 25.