ISN Corporation Jobs in Washington, DC

ISN is seeking field investigators to perform assigned background investigation cases to support the USCP (United States Capitol Police). Job Responsibilities: - The Field Investigator will be assi...

ISN is seeking a senior adjudicator to plan and oversee the adjudication process for the hiring of sworn recruit officers who provide contract assistance with adjudicating and initiating full-scope ba...

ISN is seeking adjudicators to provide contract assistance with adjudicating and initiating full-scope background investigations for selected sworn and civilian applicants in support of the USCP (Unit...

ISN is seeking a senior-level Personnel Security Specialist to provide support for security assessment investigations, including background investigations, periodic reinvestigations, security clearanc...

ISN is seeking a mid-level Personnel Security Specialist to provide support for security assessment investigations, including background investigations, periodic reinvestigations, security clearances ...

ISN is seeking an entry level Personnel Security Specialist to provide support for security assessment investigations, including background investigations, periodic reinvestigations, security clearanc...