The VSTO and VSTA teams at Microsoft (Redmond, Washington) are looking for talented testers, developers, and program managers to join their teams. See Eric Carter's posting for more details.
You can see a listing of the job descriptions here.
Additionally, the Visual Studio User Education team (my team) is looking for an experienced technical writer with programming skills to help us write content for VSTO and VSTA. You can see a job description here.
To submit your resume, use this contact form: http://blogs.msdn.com/eric_carter/contact.aspx
This posting is provided "AS IS" with no warranties, and confers no rights.