Senior Security Architect: AI & Cloud Security Strategy

Simpson Thacher & Bartlett LLP; New York (NY); On-site; USD 190,000 - 240,000; Full time

Job summary

Simpson Thacher & Bartlett LLP seeks a Senior Security Architect to lead a modern security architecture framework, integrating AI-enabled capabilities while aligning with business goals and evolving threats. The role emphasizes hands-on engineering across on‑premises, cloud, and hybrid environments.

You will establish standards, drive risk mitigation, and collaborate with global teams to ensure secure by design systems. The position is an individual contributor in a dynamic, complex environment.

Qualifications

• 10+ years in IT or information security
• 5+ years in enterprise/security architecture
• Strong knowledge of security frameworks, tools, encryption, authn/authz
• Knowledge of AI/ML, cloud, and hybrid architectures

Responsibilities

• Define and evolve the enterprise security architecture framework
• Develop target-state security roadmaps aligned to strategy
• Architect secure implementations across hybrid environments
• Establish secure config management and system hardening standards
• Define standards for secure use of AI and data protection
• Lead security reviews and risk remediation
• Partner with engineering to embed security into AI/ML lifecycles
• Document impact on overall security posture
• Oversee security tools portfolio and integration
• Design and implement cybersecurity solutions to prevent and detect threats
• Act as trusted advisor on security architecture and risk management
• Define and report KPIs to measure security maturity
• Stay current on threats and trends

Skills

Security architecture

Cloud security

AI/ML security

Threat intelligence

Security frameworks

Hands-on engineering

Education

Bachelor’s degree in information security/IT

Tools

Security tools

Encryption standards

Job description

Simpson Thacher & Bartlett LLP seeks a Senior Security Architect to lead a modern security architecture framework, integrating AI-enabled capabilities while aligning with business goals and evolving threats. The role emphasizes hands-on engineering across on‑premises, cloud, and hybrid environments.

You will establish standards, drive risk mitigation, and collaborate with global teams to ensure secure by design systems. The position is an individual contributor in a dynamic, complex environment.