Senior Cloud Security Architect: AI & Govt Cloud Expert

Amentum; Boise (ID); On-site; USD 150,000 - 165,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off and holidays

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum seeks a Senior Cloud Security Architect to design, deploy, and maintain security controls across Microsoft 365 Commercial and GCC High, Azure, AWS, and hybrid services. The role emphasizes hands-on design, deployment automation, and secure AI integration across government and commercial environments.

Responsibilities include threat modeling, platform onboarding, and collaboration with risk/compliance teams to implement robust security patterns.

Qualifications

• U.S. citizenship is required.
• Typically eight or more years of relevant experience including hands-on design and implementation in cloud, security, systems, or infrastructure.
• Strong hands-on knowledge of Microsoft cloud or AWS security capabilities across Microsoft 365, Azure, AWS, and hybrid environments.
• Experience designing, deploying, and troubleshooting controls for cloud identity, network segmentation, data protection, logging, posture management, and workload protection.
• Experience applying cloud security principles to AI/ML services, generative AI, enterprise copilots, agents, or automated platforms.

Responsibilities

• Design and implement security controls across Microsoft 365 Commercial and GCC High, Azure, AWS, and hybrid services.
• Lead threat modeling and hands-on security testing for AI/ML services, copilots, agents, and related platforms.
• Develop reusable infrastructure-as-code components and deployment automation for security policies and onboarding.
• Collaborate with cloud platform owners and engineering teams to ensure secure configurations and governance patterns.
• Integrate security telemetry with enterprise monitoring and support escalated investigations.

Skills

Cloud security design

Hands-on security engineering

Microsoft 365 security

AWS security

Threat modeling

Communication to non-technical

Education

Bachelor’s degree in cybersecurity, information technology, computer science, engineering, or related field

Tools

Infrastructure as Code

Job description

Amentum seeks a Senior Cloud Security Architect to design, deploy, and maintain security controls across Microsoft 365 Commercial and GCC High, Azure, AWS, and hybrid services. The role emphasizes hands-on design, deployment automation, and secure AI integration across government and commercial environments.

Responsibilities include threat modeling, platform onboarding, and collaboration with risk/compliance teams to implement robust security patterns.