Facebook is seeking a Performance and Capacity Engineer to join the Capacity Engineering & Analysis team to focus on site-wide performance and capacity projects. This person would be required to work cross-functionally with a number of teams to ensure optimal operation and growth of our computing resources from both a cost and technology perspective. Tens of billions of user requests, hundreds of peta bytes of data, thousands of giga bps of network flow. Help build one of the largest Internet services in the world! This position is full-time.