I work at Red Hat Linux as a member of the Production Control team.
Q&A for professional and enthusiast programmers
Q&A for people interested in statistics, machine learning, data analysis, data mining, and data visualization
Q&A for professional programmers interested in conceptual questions about software development
Q&A for gamemasters and players of tabletop, paper-and-pencil role-playing games
Q&A for professional system and network administrators