Lockheed Martin - - Responsibilities: Performs individual and team roles supporting all contractual security requirements for DOD Programs. Provide PERSEC support for Collateral, SCI, and SAP programs.; Conduct security investigations, indoctrinations, debriefs, and visitor control.; Maintain the fundamental security requirements defined by the customer/company and program.; Maintain personnel security files for all cleared personnel.; Maintain daily logs, tracking spreadsheets, and local databases for PERSEC activities.