Since the 2000s, he has worked at the US Department of State, where he held analytical and policy positions, including serving in the State Department’s Bureau of Intelligence and Research and in Secretary of State Hillary Clinton’s Policy Planning Staff. He was a member of the National Security Council under the administration of Barack Obama, serving as Director for Egypt and Israel Military Affairs.
In subsequent years, he worked as Deputy Director of the Middle East Democracy Project and was a Visiting Scholar at the Carnegie Endowment for International Peace. In 2021–2022, he served as Senior Advisor for Policy to Linda Thomas-Greenfield, the US Ambassador to the United Nations.
From December 2022 to June 2024, he held the position of Deputy Assistant Secretary of State for Israeli and Palestinian Affairs. In June 2024, he resigned, citing personal reasons and burnout related to the war in Gaza. The media characterized him as a principled advocate for Palestinian rights. After leaving government service, he joined the Center for American Progress (CAP) as a Senior Fellow. The Center conducts analytical and advocacy work in the interests of US liberal political forces. It should be noted that the Center’s first President was John Podesta, an official in the administrations of both Bill Clinton and later Hillary Clinton.