JOB SUMMARY: The Agricultural Research Service (ARS) is the United States Department of Agriculture's chief scientific research agency and one of the world's premiere scientific organizations. ARS Postdoctoral Research Associates are hired to supplement a lead scientist's research on agricultural problems of high national priority affecting American agriculture. ANNOUNCEMENT IS OPEN UNTIL FILLED OR 11/12/2025 MAJOR DUTIES: Will focus research efforts on management practices and dietary factors that influence greenhouse gas emissions in beef cattle. IMPORTANT: Click the 'Apply for this job' button to view a complete job description.