Senior Machine Learning Engineer – GenAI / LLM / AI Guardrails

Job Title: Senior Machine Learning Engineer – GenAI / LLM / AI Guardrails

Location: Chicago, IL – Hybrid (Preferred)
Duration: As per client requirement

Job Description:

Fitch Ratings is seeking a Senior Machine Learning Engineer to develop and support enterprise-level Generative AI, Machine Learning, Deep Learning, and Data Science solutions.

Key Responsibilities:

• Design and develop scalable Generative AI, ML, and Deep Learning solutions.

• Build AI Guardrails to address compliance, regulatory, and enterprise security requirements.

• Implement PII/MNPI detection and protection mechanisms in AI applications.

• Develop prompt injection detection and mitigation capabilities for LLM-based systems.

• Design GenAI UI/UX and backend components for AI governance and guardrail solutions.

• Build and maintain production-grade AI/ML workflows using Python and Java.

• Develop ETL pipelines and orchestrate workflows using Apache Airflow.

• Integrate AWS and Azure cloud services to support data processing and LLM workflows.

• Monitor production performance, maintain SLAs, and continuously improve AI/ML solutions.

• Collaborate with business, product, compliance, and risk teams to implement responsible AI practices.

Required Technical Skills:

• Strong Python programming and Machine Learning experience.

• Hands-on Generative AI, LLM, and Deep Learning implementation.

• Experience with AI Guardrails, prompt injection mitigation, and PII/MNPI protection.

• Experience with AWS and/or Azure cloud services.

• Knowledge of ETL pipelines, data workflows, and Apache Airflow.

• Experience deploying and supporting production-grade AI/ML applications.

Important: Candidates must demonstrate hands-on project experience in Generative AI/LLM solutions and AI security or guardrails. Generic Data Scientists without relevant implementation experience may not be suitable.

To Apply: Please share your updated resume highlighting relevant GenAI/LLM and AI Guardrails project experience.