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These positions are directly responsible for the delivery of the NSF core mission, such as Program Director, Engineer, Scientist, Educator, Mathematician, Statistician, similar positions, and Science Assistant (entry level).

Information about rotational assignments is available for the Intergovernmental Personnel Act Program and the Visiting Scientist, Engineer and Educator Program.

Category: Scientists, Engineers, Science Educators and Mathematicians


  • Career and rotator appointments are used.
  • The NSF Act and Intergovernmental Personnel Act (IPA) hiring authorities are used.


  • A Ph.D., or equivalent experience, and successful research, research administration and/or managerial experience pertinent to the position are required for most positions.