The U.S. Department of the Treasury is recruiting experienced professionals for global technical assistance assignments in revenue administration, including tax and customs, under personal services contracts. Assignments are available in Africa, Asia, Europe, and South and Central America, with current country posts including North Macedonia, Ukraine, Kenya, and Sri Lanka. Short-term assignments involve trips of two to three weeks, with limited resident assignments lasting one year or more. The hourly salary ranges from $81.11 to $100.38, not exceeding the Senior Executive Service EX-III equivalent, and a Secret security clearance is required. Candidates must be U.S. citizens with at least ten years of relevant experience and willingness to travel to potentially high-threat posts worldwide.