Inmarsat Government, Herndon, Virginia, has named David Helfgott president and chief executive officer.
Rear Adm. Diane E.H. Webber, USN, has been assigned deputy commander, Fleet Cyber Command/deputy commander, Tenth Fleet, Fort Meade, Maryland.
Maj. Gen. John A. Toolan Jr., USMC, has been nominated for appointment to the rank of lieutenant general and assignment as commanding general, I Marine Expeditionary Force.
Laird Technologies Incorporated, St. Louis, has appointed David Lockwood OBE chief Executive officer.
Maj. Gen. Jay G. Santee, USAF, has been assigned deputy director, Defense Threat Reduction Agency, Fort Belvoir, Virginia.
Cubic Corporation, San Diego, has named Andy Jazwick vice president, legislative affairs.
Timothy Coffin has been promoted to president of iGATE Government Solutions, Pittsburgh.
Michael Toplisek has joined EarthLink Incorporated, Atlanta, as executive vice president of IT Services.
Brig. Gen. Steven W. Duff, ARNG, has been assigned chief of staff, Kosovo Force, Pristina, Kosovo.
Brig. Gen. Kaffia Jones, USAR, has been assigned deputy commander, 335th Signal Command (Theater), East Point, Georgia.
Venture Incite Incorporated, Oak Ridge, Tennessee, has promoted Scott A. Ewing to president and chief executive officer.
Maj. Gen. Mark W. Perrin, USA, has been assigned deputy director, Signals Intelligence Directorate, National Security Agency, Fort Meade, Maryland.
Maj. Gen. Stuart M. Dyer, USAR, has been assigned chief integration officer, Office of the Chief Information Officer/G-6, Washington, D.C.
AMERICAN SYSTEMS, Chantilly, Virginia, has appointed John Manning vice president of the company's Acquisition and Logistics Strategic Business Area.
Optelian, Marietta, Georgia, has appointed Dennis Isotti vice president of operations.
Maj. Gen. Robert B. Brown, USA, has been nominated for appointment to the rank of lieutenant general and assigned commander, I Corps at Joint Base Lewis-McChord, Washington.
Brig. Gen. Mark C. Nowland, USAF, has been assigned director, strategy, policy and plans, J-5, Headquarters U.S. Southern Command, Miami.
Maj. Gen. Brett T. Williams, USAF, has been assigned director, operations, J-3, Headquarters U.S. Cyber Command, Fort Meade, Maryland.
Maj. Gen. James W. Hyatt, USAF, has been assigned director, air and space operations, Headquarters U.S. Air Forces in Europe, Ramstein Air Base, Germany.