SSCI is looking to fill Principal Research Engineer 1 - Group Lead position in the areas of Autonomy, Technologies for Unmanned Systems.Scientific Systems Company, Inc. (www.ssci.com) is a leading developer of advanced technologies for navigation, mission planning and autonomy for the Aerospace and Defense industries. Founded in 1990 and based in Woburn, MA, Scientific Systems Company Inc. (SSCI) invents disruptive technologies, develops revolutionary solutions, and builds trusted products for o