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Sr AI Engineer

Diligent Tec Inc


Job Location:

Chicago, IL - USA

Monthly Salary: Not provided by the employer
Posted: 6 November 2026 (7 hours ago)
Application Deadline: 3 February 2027
Vacancies: 1 Vacancy

Job Summary

Now Hiring: AI Engineer - Chicago IL (Onsite) Location: Chicago IL 60607 (100% Onsite - Local or willing to relocate) Position Type: Long-Term Contract

Were seeking a highly skilled AI Engineer to design develop and deploy enterprisegrade AI & Generative AI solutions. This role requires expertise in LLMs RAG Agentic AI Copilot Studio and advanced vector/graph engineering.

Key Responsibilities:

  • Architect and implement scalable AI/GenAI solutions with LLMs RAG and Agentic AI.

  • Build and optimize graph vector embeddings from diverse document sources.

  • Design and manage vector DB schemas with deep DDL/DML expertise.

  • Implement GraphQLbased integrations for semantic data access.

  • Engineer sandbox environments MCP setups and plugin integrations.

  • Design and implement semantic layers aligned with enterprise principles.

  • Integrate AI into enterprise applications with robust APIs.

  • Optimize performance reduce hallucinations and enforce guardrails.

  • Provide technical leadership code reviews and mentorship.

Technical Skills Required:

  • Python (expert) & SQL (proficient).

  • LLMs Prompt Engineering RAG AI Agents Copilot Studio.

  • Vector Search Semantic/Hybrid Search Embeddings Function Calling.

  • GraphQL Vector DB (DDL/DML expertise).

  • LangChain LlamaIndex Semantic Kernel Hugging Face.

  • FastAPI REST APIs JSON.

  • Azure OpenAI Azure AI Search Azure AI Services.

  • SQL Server PostgreSQL Vector Databases.

  • Git Azure DevOps CI/CD Docker Kubernetes.

Ideal Candidate:

  • Proven record of AI platform deployment at scale.

  • Strong communication & leadership skills.

  • Must be local to Chicago or ready to relocate immediately.