Some of these are:
Research Agronomist ??? most research is in cotton and corn.
Research Geneticist ??? most research is in cotton and corn.
Research Molecular Geneticist ??? most research is in cotton nematology.
Research Electronics Engineer ??? work is in the area of precision agriculture.
Chemical Engineer ??? work in the area of waste management research.
Research Entomologist ??? work is in pest management/precision agriculture.
Research Plant Pathologist ??? work is in the waste management area.
Research Microbiologist ??? work is in the waste management area.
Computer Specialists ??? supports all research programs in the laboratory.
Biological Science Technicians ??? works closely and sometimes independently with scientists and other support personnel doing laboratory and field experiments.
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.