via CNN Money:
Juniper Networks Inc. (JNPR) confirmed that the man who led Microsoft Corp.'s (MSFT) bid to buy Yahoo Inc. (YHOO) is leaving the software giant to take a job as Juniper's chief executive.
Kevin Johnson, 47 years old, will lead the Silicon Valley maker of networking hardware as Microsoft scrambles to re-energize its struggling Internet business.
Johnson, as president of Microsoft's platforms and services division, was in charge of both its online efforts and its flagship Windows operating system. Along with his departure, Microsoft announced a reorganization of the massive business unit.