Mark Durcan has been named CEO of Micron Technologies after Steve Appleton was killed in a plane crash last week. Robert Switz will become chairman of the board, and Mark Adams, head of sales, was named company president. Durcan had been preparing to retire in August, with plans to turn his role as chief operating officer over to Adams. Luke McCormack is the new CIO at the Justice Department. McCormack comes from Homeland Security, where he was CIO of Immigration and Customs Enforcement. Linux software developer Greg Kroah-Hartman has been named a fellow at The Linux Foundation, the same position held by Linux creator Linus Torvalds. Kroah-Hartman, a Seattle resident, is an adviser to Oregon State University’s Open Source Lab. He previously worked as a fellow at SUSE Linux. Brandon Watson, who as senior director for Windows Phone oversaw work with third-party app developers, is leaving Microsoft to join Amazon, where he will be director of the Kindle cross-platform team. Chris Niedermayer, a former deputy CIO at the Department of Housing and Urban Development, has been hired at BRMi as senior knowledge officer. BRMi is a consultancy on change management. Globys, provider of cloud-based telecommunications technology, has named Chek Lim as senior vice president of engineering. Lim previously held the same title at mobile software company Motricity. ClassifiedAds.com has named Jim Nutt as vice president of engineering. He was director of software engineering at Intellectual Ventures. Retired Air Force Maj. Gen. Paul F. Capasso has joined cyber security technology provider Telos Corp. as vice president for strategic programs. LiveData, maker of real-time integration and data visualization technology, has appointed Arvind Goyal as executive vice president of technology and services. He was CTO of mobile software maker Vaultus, which was acquired by Antenna Software. Telecommunications and consumer electronics company netTALK.com has named Garry Paxinos as CTO. Paxinos was CEO of Axios Digital Solutions, a media and technology consulting company. SUMMUS Software, provider of cloud-based IT management technology, has named Bill Guinn as senior vice president and CTO. Guinn was CTO for the product business unit of Amdocs, a provider of business support systems. Analog Devices, which makes high-performance semiconductors for signal processing applications, has announced hiring Robert Yung as vice president, strategy and corporate development. Yung served as CTO of Tessera Technologies and of PMC Sierra, two other companies in the semiconductor business. Targeted mobile advertising company Jumptap has Bob Hammond is its new CTO. He comes from online ad network Vibrant Media, where he was senior vice president of technology. Object Reservoir, which makes reservoir analysis technology, has announced that petroleum industry veteran Mark A. Miller is its new CTO. Miller served on the petroleum and geosystems engineering faculty of the University of Texas at Austin until establishing a consulting practice in 2001. Since 2008, he has been working on Object Reservoir's shale gas reservoir engineering software ORKA Limits. PerfectServe, a developer of clinical communications and clinical information delivery tools, named Leigh Ann Myers as vice president and chief clinical officer. Myers was a senior clinical product expert at PatientSafe Solutions. Robert Smiley has been named CIO for the Janesville School District in Wisconsin. He comes from the Waunakee School District, where he was educational technology director.