Position: Information System Security Officer (ISSO) Location: Bedford, MA Duration: Very Long term - Multiyear assignment MUST HAVE ACTIVE TOP SECRET / SCI CLEARANCE. "The ISSO is responsible for ensuring the appropriate operational security posture is maintained for an information system and as such, works in close collaboration with the ISSM and ISO. The position shall have the detailed knowledge and expertise required to manage the security aspects of an information system and, in many orga