Senior Security Architect - Cloud, AI & Risk Leadership

Simpson Thacher & Bartlett LLP; New York, Northern (NY, KY); Hybrid; USD 190,000 - 240,000; Full time

Job summary

Simpson Thacher & Bartlett LLP in New York seeks a Senior Security Architect to define and lead a modern security architecture framework across on‑premises, cloud, and containerized environments.

This individual contributor role drives security standards, AI‑driven security use cases, threat intelligence, and risk governance, collaborating with engineering, IT, and product teams to reduce enterprise risk.

Qualifications

• 10+ years in an IT or Information Security role.
• Experience in an enterprise or security architecture role.
• Knowledge of AI/ML, cloud platforms, and hybrid architecture.

Responsibilities

• Define, establish, and continuously evolve the enterprise security architecture framework aligned to business and technology strategy.
• Develop and maintain target‑state security architecture roadmaps.
• Architect and guide secure implementations across hybrid environments, including on‑premises, cloud, and containerized platforms.
• Establish and enforce secure configuration management and system hardening standards.
• Define standards for secure use of AI, including data protection and access controls.

Skills

Security frameworks

Security tools

Encryption standards

Authentication & Authorization

Data Protection

AI/ML security

Cloud security

Hybrid architecture

Identity and Access Management

Networking concepts

Education

Bachelor’s degree in information security

CISSP

CCSP

CISM

Tools

Security tools

Job description

Simpson Thacher & Bartlett LLP in New York seeks a Senior Security Architect to define and lead a modern security architecture framework across on‑premises, cloud, and containerized environments.

This individual contributor role drives security standards, AI‑driven security use cases, threat intelligence, and risk governance, collaborating with engineering, IT, and product teams to reduce enterprise risk.