Frank Wilson has joined iRobot Corporation, Bedford, Massachusetts, as senior vice president and general manager of its Defense and Security business unit.
Michael Penta has joined Giga-tronics Incorporated, San Ramon, California, as vice president of sales.
Thomas Hobika has joined EarthLink Incorporated, Rochester, New York, as vice president of the company's IT Solution Consultants organization.
Col. Paul J. Laughlin, USA, has been assigned chief of Armor, and Col. David B. Haight, USA, has been assigned chief of Infantry, Maneuver Center of Excellence, Fort Benning, Georgia.
Maj. Gen. Christopher C. Bogdan, USAF, has been nominated for appointment to the rank of lieutenant general and assignment as director, Joint Strike Fighter Program, Office of the Secretary of Defense, Arlington, Virginia.
Deven Kalra has joined AtHoc Incorporated, San Mateo, California, as vice president of Engineering.
Northrop Grumman Corporation, Falls Church, Virginia, has selected Karen A. Williams vice president, contracts, pricing and supply chain.
MBDA Deutschland GmbH, Schrobenhausen, Germany, has named Thomas Homberg managing director and executive group director, Improvement.
Rear Adm. Jeffery R. Penfield, USN, has been nominated for assignment as commander, Operational Test and Evaluation Force, Norfolk, Virginia.
Engineering Services Network Incorporated, Arlington, Virginia, has named Kathleen Casey executive director of Veterans Affairs.