Systems Engineering Services is seeking a ISSO Assessor based in the Rockville, MD area. this will require work In Office. This is a hybrid position based in Rockville, MD (3 days in office / 2 days remote) with a Public Trust clearance requirement. Key Responsibilities: Conduct security control assessments in accordance with NIST RMF, NIST SP 800-53, and FedRAMP requirementsPerform vulnerability testing, control validation, and security assessments across federal systemsDocument assessment find