Senior Cloud Information System Security Engineer

ManTech International seeks a Senior Cloud Information System Security Engineer to secure mission-critical cloud environments for U.S. defense and intelligence customers. You will design and implement cloud security architectures, apply NIST RMF and FedRAMP controls, and develop documentation to support ATOs across AWS, Azure, or other leading platforms. Partner with engineers and mission teams to assess risks, implement mitigations, automate security monitoring, and drive continuous compliance. Leverage ManTech's strong training, veteran-friendly programs, and collaborative culture to grow your expertise while protecting national security.