Senior Cloud Security Architect: AI & Gov Cloud

Amentum is seeking a Senior Cloud Security Architect to design, deploy, and maintain security controls across Microsoft 365 Commercial and GCC High, Azure, AWS, and hybrid environments. You will lead threat modeling, implement reusable IaC components, and drive secure adoption of AI capabilities across commercial and government workloads. The role requires eight+ years of security/infra engineering experience, strong cloud security skills, and the ability to translate regulatory requirements