WOODLAND HILLS, Calif., May 18, 2005 (PRIMEZONE) -- Northrop Grumman Corporation (NYSE: NOC) has appointed three vice presidents to lead significant business areas within the company's Electronic Systems sector.

"Each vice president will provide overall leadership and direction to the business area, including executive oversight of the business area programs, representing the organization to its customers, and establishing the short-term and long-range business objectives and plans for their business areas," said James Cameron, vice president and divisions general manager of Defensive Systems Division, Navigation Systems Division and Components Technology.

Those appointed work in the sector's Navigation Systems Division:

  --  Gorik Hossepian, vice president, situational awareness systems
  --  Mark Casady, vice president, navigation and positioning systems
  --  Carl A. Alleyne, vice president, components, commercial and
      overhaul and repair.
 

Gorik Hossepian was appointed vice president of situational awareness systems, including integrated avionics; cockpit displays; navigation and positioning systems and sensors for space and high-value platform products; and underwater fiber-optic sensors.

Hossepian has more than 20 years of experience in space and government systems engineering in both military and commercial environments. He was previously program management director for Honeywell Aerospace and director of commercial satellite programs for Boeing Satellite Systems. He joined the division as director of navigation and positioning systems and has recently served as executive leader for situational awareness systems.

Hossepian received bachelor's and master's degrees in mechanical engineering from the University of Southern California. He has authored a number of technical publications and is a member of several industry advisory boards.

Mark Casady was appointed vice president of navigation and positioning systems, including military navigation-grade and tactical-grade inertial systems, and fiber-optic products and gyro systems designed to customer requirements.

Casady comes to Northrop Grumman from Raytheon Corporation, where he served as director of precision guidance systems. He has nearly 20 years experience in program management, business development, contracts and materials within both military and commercial environments. He served as an acquisition contracting officer for the U.S. Air Force, and he has held executive management positions in procurement and material, contracts, legal and human resources and program management, including business-area leadership of air traffic control programs and communication systems.

Casady received a bachelor's degree from the University of Notre Dame and a juris doctor degree from Valparaiso University School of Law. He is an attorney and a member of the Indiana State Bar, as well as a certified Six Sigma Green Belt.

Carl A. Alleyne was appointed vice president of components, commercial and overhaul and repair, including commercial navigation and positioning systems; identification friend-or-foe transponders and interrogators; computers; government and commercial overhaul and repair services; and logistics product support and services.

Alleyne joined the company in 1985 and has held a number of management positions in engineering and program organizations including manager of software engineering for space systems, manager of software engineering for advanced systems and sensors, engineering manager for the Joint Strike Fighter avionics program at the company's Electronic Systems sector, and most recently, sector director for software engineering.

Alleyne received a bachelor's degree from Delaware State College and a master's degree in engineering sciences from Loyola College of Maryland.

Headquartered in Woodland Hills, Calif., Northrop Grumman's Navigation Systems Division -- part of the company's Electronic Systems sector -- supplies situational-awareness products for international and domestic defense and commercial markets and offers integrated avionics, navigation and positioning systems and sensors for space and high-value platform products, navigation-grade and tactical-grade inertial systems, fiber-optic gyro systems designed to customer requirements, underwater fiber-optic sensors, identification friend-or-foe transponders and interrogators, cockpit displays and computers, and logistics support products and services.

  CONTACT:  Don Barteld
          Northrop Grumman Electronic Systems 
          (818) 712-6179
          don.barteld@ngc.com