Industry Moves: Microsoft’s Kevin Johnson Out; Reorg Of Platform And Services; Ballmer Memo

imageA major departure at Microsoft (NSDQ: MSFT) this evening: Kevin Johnson, president of Microsoft’s Platforms and Services Division, is leaving the company to head up gearmaker Juniper Networks. The departure will coincide with a reorg that will see Johnson’s unit split into two parts. Microsoft’s official announcement is here. Added: Juniper’s announcement is now out here. The news was first reported at WSJ.

Johnson, who has been with Microsoft since 1992, and at his current position since 2005, was seen as a major figure in the company’s attempt to acquire Yahoo (NSDQ: YHOO). In his official bio, the company touts 30 acquisitions under his watch in support of its ‘software+services’ strategy.

As for the reorg of his unit, here’s how it works: One unit will oversee the Windows operating system and related online services. The other will oversee the pure online-only aspects, like and the online advertising business. The first group will be headed by CEO Steve Ballmer, and three other executives. The company will begin a search for a newly created role to head up the other unit.

See more here from Kara at AllThingsD, who has also obtained a copy of a memo sent out by Steve Ballmer. It covers a wide range of stuff that must keep Ballmer up at night: Here are some key parts:

On Competition With Apple: “In the competition between PCs and Macs, we outsell Apple (NSDQ: AAPL) 30-to-1. But there is no doubt that Apple is thriving. Why? Because they are good at providing an experience that is narrow but complete, while our commitment to choice often comes with some compromises to the end-to-end experience. Today, we