From the Consortium of Social Science Associations (COSSA):

The Society for Research Development (SRCD) is accepting applications for their U.S Policy Fellowship Program. This fellowship provides postdoctoral placements for postdoctoral child development experts for one to two years in a US federal or state agency, or a congressional agency, with a focus on child and family policy. 

Applications are open until January 6, 2025 at 11:59 p.m. ET.

See the complete program announcement online here.