Senior Cyber AI Engineer - Frontier AI for Security

EY; Minneapolis (MN); On-site; USD 105,000 - 192,000; Full time

Benefits offered by this job

Medical and dental coverage

Pension and 401(k) plans

Paid time off

Job summary

EY, a global professional services firm, is seeking a Cyber AI Engineer at the Senior Consultant level. You will work as a forward-deployed engineer applying frontier AI cyber models to real security challenges, from prototype to production with guidance from technical and engagement leaders.

You will own assigned technical deliverables, build evaluation datasets, test harnesses, and contribute to demonstrations, proposals, and reusable components.

Qualifications

• Bachelor's degree in Cybersecurity, Computer Science, Information Systems, Engineering, or a related field and 3–5 years of hands-on software engineering and AI/ML experience.
• Proficiency in Python, APIs, Git, automated testing, and production delivery, plus experience deploying frontier AI models or LLM applications for cybersecurity.
• Understanding of prompt injection, data leakage, unsafe tool use, and safeguards informed by OWASP Top 10 for LLMs.
• Working knowledge of security architecture, identity and access management, data protection, and secure AI operations.
• Experience contributing to client-facing delivery or cross-functional engineering, from requirements through deployment and handover.
• Strong writing, presentation, and technical documentation skills.
• Willingness to travel based on client and business needs; estimated at 25–50%.

Responsibilities

• Deploy AI workflows for threat investigation, detection engineering, vulnerability analysis, and remediation support.
• Build evaluation datasets and test harnesses to measure accuracy, false positives, latency, and cost.
• Own assigned technical deliverables, estimate tasks, and communicate progress and risks to engagement leaders.
• Contribute to architecture, pair programming, code reviews, and integration troubleshooting while supporting Consultants.
• Work with model providers and researchers to test cyber capabilities and document deployment findings.
• Contribute to technical demonstrations, proposals, and reusable components, evaluation suites, and delivery playbooks.

Skills

Frontier AI models

LLMs

Agentic architectures

Retrieval-augmented generation

Cybersecurity knowledge

Software engineering

Client communication

Documentation

Education

Bachelor's degree in Cybersecurity/CS/IS/Engineering

Tools

Python

APIs

Git

Automated testing

CI/CD

Cloud platforms (AWS/Azure/GCP)

Job description

EY, a global professional services firm, is seeking a Cyber AI Engineer at the Senior Consultant level. You will work as a forward-deployed engineer applying frontier AI cyber models to real security challenges, from prototype to production with guidance from technical and engagement leaders.

You will own assigned technical deliverables, build evaluation datasets, test harnesses, and contribute to demonstrations, proposals, and reusable components.