Executive Vice President and Chief Technology Officer, Sun Microsystems(1998 - 2010).

Vice President, Technology and Advanced Development, Sun Microsystems (1995 - 98)

Chief Scientist, Server Systems Engineering, Sun Microsystems (1994 - 95)

Senior Architect and Director of Product Strategy, Thinking Machines Corporation (1993 - 94)

Chair, SETI Institute Board of Trustees

Recipient of the National Science Foundation's Presidential Young Investigator Award

Associate Professor of Engineering & Computer Science, MIT (1993 - 94)

M.S. and Ph.D. in Electrical Engineering and Computer Science, MIT

B.A. in Systems Science from the UC San Diego