An ISF (Import Security Filing) job typically involves ensuring compliance with U.S. Customs and Border Protection (CBP) regulations by filing necessary import documentation. ISF specialists or coordinators work in logistics and customs brokerage, verifying shipment details such as consignee information, container stuffing locations, and manufacturers. Their role is crucial in preventing shipment delays and avoiding penalties due to non-compliance. Strong attention to detail, knowledge of international trade regulations, and experience with customs filings are often required for this position.