Al-Sadi holds a Master’s Degree in Financial and Banking Management from M.S. University in India, and a Bachelor’s Degree in Accounting. Since 2018, Al-Sadi is a PhD candidate at IZU University in Turkey researching Islamic Economics. He joined the banking sector in 1993, and held several senior positions at Palestine Islamic Bank; the first of which was the position of Regional Director of Branches, followed by the position of Assistant General Manager for Distribution Network. Starting early 2019, Al-Sadi assumed the role of Deputy General Manager. He is also a member of the Board of Directors for Takaful Insurance Company as a representative of PIB.
During 2019, AL-Sadi was selected as a financial expert and a member of the Board of Directors of the Agricultural Credit Fund following a decree by the Palestinian Council of Ministers, and based on the recommendation of the Minister of Agriculture. During the same year, Al-Iqtisadi magazine selected him as one of the most influential figures in the Palestinian economy. In 2020, Al-Sadi became a member of the Sustainability Working Group of the General Council for Islamic Banks and Financial Institutions (CIBAFI), alongside a group of experts in Islamic economics and Islamic banking. Al-Sadi was previously a lecturer at the Arab American University, and as a banking expert and trainer at the Palestine Banking Institute.