Senior Cyber AI Engineer: Frontier AI for Threat Defense

Ernst & Young Oman; Indianapolis (IN); On-site; USD 105,000 - 192,000; Full time

Job summary

EY is seeking a Cyber AI Engineer at the Senior Consultant level to deploy AI workflows for threat investigation and remediation across client engagements. You will own technical deliverables, guide architecture decisions, and collaborate with engineers, researchers, and client teams to test cyber capabilities.

The role emphasizes secure AI deployment, production-ready solutions, and contributions to demonstrations and playbooks, with travel up to 50% as needed.

Qualifications

• Bachelor's degree in Cybersecurity, Computer Science, Information Systems, Engineering, or a related field.
• 3–5 years of hands-on software engineering and experience deploying AI/ML solutions.
• Proficiency in Python, APIs, Git, automated testing, and production delivery.
• Experience deploying frontier AI models or LLM applications for cybersecurity.
• Building agents, model tool integrations, retrieval pipelines, and evaluation harnesses.
• Security operations, threat investigation, detection engineering, or incident response automation.
• DevSecOps, CI/CD, containers, and infrastructure-as-code for AI services.
• Cloud engineering and secure AI deployment on AWS, Azure, or GCP.
• API integration with SIEM, SOAR, EDR, vulnerability management, or code security platforms.
• Understanding of prompt injection, data leakage, unsafe tool use, and OWASP Top 10 for LLMs/MITRE ATLAS.
• Working knowledge of security architecture, IAM, data protection, and secure AI operations.
• Experience contributing to client-facing delivery or cross-functional engineering.
• Strong writing, presentation, and technical documentation skills.
• Willingness to travel 25–50%.

Responsibilities

• Work as a forward-deployed engineer deploying AI workflows for threat investigation and remediation.
• Own assigned technical deliverables, estimate tasks, and communicate progress to engagement leaders.
• Contribute to architecture, code reviews, and integration troubleshooting while supporting Consultants.
• Collaborate with model providers and researchers to test cyber capabilities and document deployment findings.
• Participate in technical demonstrations, proposals, and reusable components.

Skills

Frontier AI models

LLMs

Agentic architectures

Retrieval augmented generation

Production AI apps

Model integrations

Tool-calling agents

Evaluation harnesses

Secure integrations

Client communication

Education

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

Tools

Python

APIs

Git

CI/CD

AWS

Azure

GCP

Job description

EY is seeking a Cyber AI Engineer at the Senior Consultant level to deploy AI workflows for threat investigation and remediation across client engagements. You will own technical deliverables, guide architecture decisions, and collaborate with engineers, researchers, and client teams to test cyber capabilities.

The role emphasizes secure AI deployment, production-ready solutions, and contributions to demonstrations and playbooks, with travel up to 50% as needed.