Onsite Cloud Security Architect for AI & Enterprise

System One, Inc.; Columbia (SC); On-site; USD 140,000 - 180,000; Full time

Job summary

System One, Inc. seeks a Cloud Security Architect to lead security architecture and threat modeling for complex enterprise applications, with a strong focus on AI and agentic AI solutions.

You will evaluate applications, APIs, cloud platforms, SaaS solutions, and distributed systems to identify security risks and define effective controls. You will work with product owners, enterprise architecture, engineering, and security teams to protect sensitive data, strengthen identity and access

Qualifications

• Strong AWS expertise across IaaS, SaaS, and applications.
• Experience in security architecture and threat modeling for complex enterprise apps.
• Knowledge of STRIDE, attack trees, abuse cases, data flow and trust boundary analysis.
• Hands-on experience evaluating security risks in AI, ML, and agentic AI.
• Advanced AWS knowledge across IAM, networking, compute, storage, RDS, messaging, serverless, ECS/EKS, CI/CD, and AI/ML services.
• Strong understanding of application security, API security, IAM, authentication, authorization, encryption, key management, and data protection.
• Experience translating threats into practical security controls and remediation.

Responsibilities

• Lead security architecture and threat modeling for complex enterprise applications.
• Evaluate security risks across cloud platforms, APIs, and SaaS solutions to define controls.
• Collaborate with product owners, enterprise architecture, engineering, and security teams to enforce security.

Skills

AWS expertise

Security architecture

Threat modeling

AI security

IAM & access controls

DevSecOps

CSPM/CWPP

NIST/OWASP/CIS

Stakeholder communication

Security leadership

Job description

System One, Inc. seeks a Cloud Security Architect to lead security architecture and threat modeling for complex enterprise applications, with a strong focus on AI and agentic AI solutions.

You will evaluate applications, APIs, cloud platforms, SaaS solutions, and distributed systems to identify security risks and define effective controls. You will work with product owners, enterprise architecture, engineering, and security teams to protect sensitive data, strengthen identity and access