Rongsong Jih is a technical expert in the U.S. Department of State's Bureau of Arms Control, Verification, and Compliance, focusing on technical aspects of treaty verification and compliance monitoring. The bureau plays a key role in ensuring adherence to international arms control agreements, such as those related to weapons of mass destruction, including the Chemical Weapons Convention and Biological Weapons Convention. Jih has collaborated professionally with Daniel Wurmser, a former State Department official and neoconservative policy analyst known for advocacy on regime change in Iraq. Limited public information is available on Jih's early career, personal background, or specific contributions to major verification efforts, such as those involving satellite imagery analysis or open-source intelligence for arms control inspections, though his work aligns with broader U.S. government efforts in this area.