HomeWorking for DSS ...Special Agents hide Special Agents Bureau of Diplomatic Security DSS special agents are sworn federal law enforcement officers and specially trained Foreign Service security professionals. Special agents: Advise the U.S. ambassador on all security matters Manage a complex range of security programs designed to protect personnel, facilities, and information Protect the U.S. Secretary of State and visiting foreign dignitaries Investigate passport and visa fraud Conduct administrative and criminal investigations of personnel who report to chiefs of mission at diplomatic posts or are U.S. Department of State employees Conduct personnel security investigations Click here to find out more about Careers