Apple's CoreOS organisation is looking for an exceptional engineer to support and develop tools. For this position you need to work with multiple software teams to make sure all the software (BIOS, FWs, Mac OS X, diags, tools, etc.) in Macintosh system (Macbook Pro/Air, iMac, Mac mini, etc.) works well in all of the developing phases, including live debug in line, working with all software related teams to root cause and fix issues, and developing debug tools and new software functionality.