Senior Principal AI Security Architect – Enterprise AI Security

Northern Trust Corp; Tempe (AZ); On-site; USD 156,000 - 274,000; Full time

Benefits offered by this job

401k and pension

Health and welfare benefits

Discretionary bonus

Job summary

Northern Trust is seeking a Senior Principal AI Security Architect in Tempe, AZ to lead the security architecture strategy for enterprise AI initiatives. The role blends hands-on design with strategic governance, guiding AI platforms, agentic systems, and emerging technologies across Cyber Security, Enterprise Architecture, and Engineering.

You will develop reusable reference architectures, establish standards, and mentor teams to ensure secure AI adoption aligned with regulatory and business

Qualifications

• Deep expertise in identity and access management, enterprise security architecture, and cloud security.
• Strong background in application security, API security, and data protection.
• Experience with DevSecOps and security monitoring/observability.

Responsibilities

• Define enterprise AI security architecture strategy and reference patterns.
• Lead architecture reviews for AI platforms, agents, and cloud services.
• Develop reusable security patterns for AI agents, orchestration, and governance.
• Mentor architects and influence senior leadership on secure design practices.
• Shape risk-informed decisions across cyber security, engineering, and enterprise tech.
• Evaluate emerging AI security technologies and governance frameworks.

Skills

Identity & access management

Enterprise security architecture

Cloud security

Application security

API security

Data protection

DevSecOps

Security monitoring

Job description

Northern Trust is seeking a Senior Principal AI Security Architect in Tempe, AZ to lead the security architecture strategy for enterprise AI initiatives. The role blends hands-on design with strategic governance, guiding AI platforms, agentic systems, and emerging technologies across Cyber Security, Enterprise Architecture, and Engineering.

You will develop reusable reference architectures, establish standards, and mentor teams to ensure secure AI adoption aligned with regulatory and business