Senior AI Security Engineer — Remote

EY; Providence (RI); Hybrid; USD 107,000 - 201,000; Full time

Job summary

EY is seeking a senior security architect to embed security across AI lifecycle, turning threat models into practical, reusable controls. You’ll work with product and engineering teams to anticipate attack paths and implement robust defenses that scale with AI-enabled products.

You will drive the design of identity, access, and data lifecycle protections, while leading red-team exercises and building automated security tests that integrate into delivery pipelines.

Qualifications

• 5+ years of relevant experience.
• Bachelor’s Degree in a relevant field.
• Substantial experience in product, application, cloud, platform, or detection security, including hands-on ownership of production controls.
• Threat modeling: ability to assess complex systems and turn attack paths into practical engineering measures.
• Production security: securing modern applications, cloud environments, identities, data, and pipelines.
• AI systems knowledge: working understanding of generative and agentic AI, including retrieval, model access, and runtime behavior.
• Hands-on automation: building or extending security tests, controls, telemetry, or reference implementations.
• Response experience: supporting vulnerability or incident response and translating lessons into stronger controls.
• Cross-functional delivery: partnering with engineers and risk functions to improve security while preserving user value.

Responsibilities

• Set the security direction and develop reusable AI security patterns and threat models.
• Collaborate with product and engineering teams to identify attack paths and craft suitable controls.
• Design practical patterns for identity, access, isolation, approvals, and recovery.
• Embed security across the data lifecycle to protect confidentiality, integrity, and provenance.
• Integrate automated security tests, policy gates, trusted artifacts, and safe rollbacks into pipelines.
• Run red-team activities against AI use cases and translate findings into repeatable tests and patterns.
• Develop runtime protection with evidence and signals to detect anomalous actions.
• Support vulnerability triage and incidents with evidence, containment options, and recovery actions.
• Advise on residual risk with concise technical recommendations for product and risk leads.
• Create reusable controls and coach engineers to embed safer patterns across the organization.

Skills

Security engineering

AI threat judgment

Control engineering

Adversarial mindset

Automation capability

Pragmatic influence

Education

Bachelor's Degree

Job description

EY is seeking a senior security architect to embed security across AI lifecycle, turning threat models into practical, reusable controls. You’ll work with product and engineering teams to anticipate attack paths and implement robust defenses that scale with AI-enabled products.

You will drive the design of identity, access, and data lifecycle protections, while leading red-team exercises and building automated security tests that integrate into delivery pipelines.