Duties: This position requires expert-level knowledge to advise senior DOE management on current technical issues related to the SME's area of expertise in nuclear weapons research (e.g., nuclear weapon design, materials science research, stockpile management, special nuclear materials production, developments relating to improvised nuclear devices, or other areas of expertise). This senior professional prepares classification guidance and classification/declassification policy documents and guides in accordance with applicable laws, regulations, DOE Orders, and DOE Office of Classification procedures for Restricted Data (RD), Formerly Restricted Data (FRD), National Security Information (NSI), and Unclassified Controlled Nuclear Information (UCNI), including but not limited to the technical areas described below.