Summary Protect your homeland and defend your culture. Join USCIS, America's frontline defense against illegal foreign infiltration and fraud. As an Supervisory Immigration Services Assistant (SISA), you will provide technical and administrative support to subordinate staff to ensure compliance with USCIS procedures, policies andregulations.. Responsibilities The responsibilities described are for the full performance level. At developmental grade levels, assignments will be of more limited scope performed with less independence, and limited complexity. Supervise the day-to-day operations of a clerical support team in immigration records, adjudication, and mail operations for a USCIS field office. Provide administrative, technical supervision of clerical support in customer service, records and mail management, FOSS contract services if applicable, and adjudication, enforcement case processing in a field office. Provide facility management support to ensure the staff are adhering to sa...