C3BM Principle Systems Engineer Join our team! Be a part of our passionate and determined team on a mission to use our skills and experiences to make a difference in the defense and aerospace industry. Position Description: Banner Defense is looking for a C3BM Principal Systems Engineer to join our team! In this role you will be part of the Command, Control, Communications, and Battle Management (C3BM) systems engineering efforts to include engaging in Command, Control, Battle Management, an