JOB SUMMARY: This position is located in the United States Department of Agriculture, Agriculture Research Service, Plant Introduction Research Unit in Ames, IA. In this position, you will actively participate in one or more phases of the research process by performing a variety of technical duties in a laboratory, field or greenhouse environment. MAJOR DUTIES: Maintains, calibrates, and modifies equipment and automated systems used for test and evaluation procedures. IMPORTANT: Click the 'Apply for this job' button to view a complete job description.