Announcement: AAC-FAA-23-PUB NOT-84388. Control: 724666700. This series includes professional positions which primarily involve work related to identifying the methods, processes, algorithms, tools, and systems to extract and interpret findings from varied structured and unstructured data sets related to the data science lifecycle. Work also involves the development of algorithms and/or tools to support data manipulation and processing as well as the use of data visualization techniques to articulate findings.