Roster change

Stan Ratcliffe, who has spent more than 25 years as a manager and executive with a series of computer, telecommunications and data-processing companies, will become the project director of transition management for the IRS' division overseeing modernization.

In this new position, Ratcliffe will help move new systems from development and testing stages to daily operations.

In the 1990s, Ratcliffe worked for Sabre Inc., a leading provider of information services to the travel industry. He has also worked for Andersen Consulting, Electronic Data Systems Corp., Sprint, Northern Telecom and Digital Equipment Corp.

For more, see "IRS hires transition manager" [, Oct. 2, 2001]


Ellen Engleman was sworn in Sept. 25 as the administrator of the Transportation Department's Research and Special Programs Administration (RSPA). The Senate confirmed Engleman Sept. 21.

Engleman's career includes almost 20 years of experience in public and governmental affairs, public policy and administration. She previously served as president and chief executive officer of Electricore Inc., a nonprofit research and development consortium that develops advanced transportation and energy technologies through federal private and public partnerships.

As RSPA administrator, Engleman will serve as chief executive of an agency that is responsible for such areas as conducting transportation research; advancing intermodal transportation technology; protecting the public from the dangers inherent in the transport of hazardous materials; and delivering training and technical assistance in transportation safety.


Brian Weaver has been appointed to vice president of federal systems at Sigaba Corp., an e-mail security company. In conjunction, Sigaba planned to open corporate offices in Reston, Va., on Oct. 1, to focus on federal, state and local government clients.

Weaver brings nearly 25 years of information technology industry and federal sales experience to Sigaba. He most recently was vice president of sales at Science Applications International Corp., where he led federal sales operations for the $400 million revenue Enterprise Solutions Group, providing large-scale systems integration services.


Michael Haydock has been named president and chief executive officer at supercomputer power Cray Inc.

Haydock, a former IBM Global Services and Control Data executive, will lead Cray's global operations and work with James Rottsolk, chairman, to expand the company's market presence as new Cray supercomputer products become available later this year and in 2002.

"He is a noted authority on strategic marketing, has held senior roles in sales and application development, and has substantial experience in supercomputer markets," Rottsolk said. "Mike has been a prior supercomputer user and shares a passion for improving science using supercomputing techniques and the value this capability brings to our Cray customers."

Haydock earned a bachelor's and a master's degree from Florida Atlantic University.


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