Senior Security Control Assessor

ManTech International seeks a Senior Security Control Assessor to support federal and defense clients. In this role, you will plan and execute security control assessments, evaluate NIST and RMF compliance, and document risks and findings to strengthen mission-critical systems. You will collaborate with engineers, ISSOs, and cyber teams to recommend remediation, validate fixes, and support authorization decisions. ManTech's mission-focused, learning-oriented culture offers robust training, career progression, and opportunities to work with advanced cyber and enterprise IT technologies while directly supporting national security.