Cybersecurity - Information System Security Officer (ISSO) (Mid-Level) Company: The Boeing Company The Boeing Company is looking for a highly motivated Cybersecurity - Information System Security Officer (ISSO) (Mid-Level) to join our Classified Operations Cybersecurity team based in Hazelwood, MO. The selected candidate will rely on Cybersecurity and Information Assurance (IA) background to be a technical leader and support Enterprise activities and Boeing customers in the Classified Cloud.