Are you gosu with .NET? Email me your resume. I'll get the full job description posted on the microsoft.com careers site soon.
Deep .Net development expertise
n C#, J# if possible
n Extensive experience with performance testing and optimization of .Net applications, and ASP.Net on IIS optimization
o Profiling
o Debugging with symbols and trouble shooting application bottlenecks
o Analysis of performance data
o Expertise with a myriad of testing/profiling tools