Northrop Grumman to show off public safety solutions at police chief show in Philadelphia 11 years ago Top Priority Sector: law_enforcement_first_responders Image Caption: Read More…. View full post on The Cyber Wars Northrop Grumman wins U.S. military contract for navigation systemsDateFebruary 15, 2014In relation toGreg's BlogNorthrop Grumman spent nearly $2.8M lobbying in 3QDateDecember 16, 2011In relation toGreg's BlogNorthrop Grumman wins United States Computer Emergency Readiness Team contractDateFebruary 4, 2014In relation toGreg's Blog