Senior Cloud Security Architect: AI & Gov-Ready

Amentum; Juneau (AK); On-site; USD 150,000 - 165,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off and holidays

401(k) matching

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum is seeking a Senior Cloud Security Architect to design, deploy, and operate security controls across Microsoft 365, Azure, AWS, and hybrid environments. The role emphasizes secure AI/ML patterns and governance across commercial and government clouds.

You will lead hands-on design reviews, threat modeling, and deployment automation while coordinating with Risk and Compliance. Strong leadership and practical cloud security expertise are required.

Qualifications

• U.S. citizenship required.
• 8+ years in cloud, security, or infrastructure engineering with design/implementation.
• Hands-on experience with Microsoft 365, Azure, AWS, and hybrid services.
• Experience designing and deploying cloud identity, data protection, logging, and workload protection.
• Ability to translate security and regulatory requirements into technical solutions.

Responsibilities

• Design and implement security controls across Microsoft 365, Azure, AWS, and hybrid environments.
• Develop AI/ML security patterns for enterprise copilot and agents.
• Lead threat modeling and security testing for AI and cloud services.
• Integrate telemetry with monitoring and response platforms.
• Mentor engineering teams and provide hands-on security guidance.

Skills

Cloud security engineering

Threat modeling

IaC automation

Security architecture

AI security

Education

Bachelor's degree in cybersecurity

Tools

Azure

AWS

Microsoft 365

GCC High

Job description

Amentum is seeking a Senior Cloud Security Architect to design, deploy, and operate security controls across Microsoft 365, Azure, AWS, and hybrid environments. The role emphasizes secure AI/ML patterns and governance across commercial and government clouds.

You will lead hands-on design reviews, threat modeling, and deployment automation while coordinating with Risk and Compliance. Strong leadership and practical cloud security expertise are required.