JOB SUMMARY: This position is located within the United States Department of Agriculture (USDA), Agricultural Research Service (ARS), Midwest Area (MWA) in Ames, Iowa. In this position you will, be involved in almost all phases of the scientist's study, and has responsibility for selected phases or conducts test applications of scientific and technical theories when the methods, techniques, and procedures are clearly outlined. MAJOR DUTIES: Collects, prepares, evaluates and verifies samples and supporting records. IMPORTANT: Click the 'Apply for this job' button to view a complete job description.