There are many career opportunities available in the CICGR unit, as well as in USDA/ARS as a wider organization. Here are some resources to help you find a position suitable to your skills and needs!
http://www.usajobs.opm.gov/ (USAJobs) is the central resource for all USDA and federal government positions. It provides detailed guidelines on the types of positions available in each unit, as well as detailed information on how to apply.
http://www.ars.usda.gov/Careers/Careers.htm (Careers in USDA/ARS) provides a detailed background on the types of jobs available within USDA/ARS.
The links below are to current ARS job openings listed at the official job site of the US Federal Government, USAJOBS.
* Note: the links above are to "Only Jobs Open to ALL U.S. Citizens" so if you are a current or former federal employee, be sure to select "ALL Jobs" to refine your search at the USAJOBS site.