The National Center for Health Statistics has an opening for a Mathematical Statistician, GS-1529-11/12 with promotion potential to GS-13, within its Office of Research and Methodology. The vacancy numbers are
HHS-CDC-D2-13-907833 and HHS-CDC-M2-13-911369. All interested and qualified individuals are encouraged to apply. The vacancy announcements, which close on July 5, 2013, can be found via the following links:

DE – external to government -https://www.usajobs.gov/GetJob/ViewDetails/345391200

MP – internal to government – https://www.usajobs.gov/GetJob/ViewDetails/345781200