Senior AI Engineer

Johnson Service Group Inc. is seeking a Senior AI Engineer to design and scale enterprise AI capabilities, including agentic systems and retrieval augmented generation (RAG) solutions. This contract role is based in Boston, MA with a hybrid schedule (3 days per week) and focuses on building within the Microsoft Azure ecosystem.

Key Responsibilities

• Build and scale Azure AI Foundry capabilities, including models, prompts, tools, orchestration, observability, and governance.
• Develop agentic systems using LangChain and LangGraph, applying guardrails, retries, and policy-driven execution.
• Deliver enterprise RAG solutions using Azure AI Search and Azure AI Embeddings.
• Design automated ingestion pipelines and integrate enterprise knowledge sources.
• Enable AI experiences across Azure Bot Service, Microsoft Teams, and Microsoft 365 Copilot.
• Implement security and governance controls, including Responsible AI, PII filtering, prompt governance, RBAC, and Key Vault controls.
• Drive CI/CD and DevOps practices for AI agents, prompts, skillsets, and indexes.
• Lead and mentor engineers, collaborating with architecture, security, and compliance teams.

Required Qualifications

• Strong Python development experience, including Poetry.
• Experience with Azure OpenAI, Azure AI Services, and Azure AI Foundry.
• Strong Azure AI Search experience, including hybrid, semantic, vector search, skillsets, and indexers.
• Experience building agentic AI solutions using LangChain and LangGraph, including agent orchestration.
• Enterprise RAG development experience and AI platform governance experience.
• Experience with Azure Bot Service, Microsoft Teams, and Microsoft 365 Copilot.
• Azure experience with Blob Storage, Logic Apps, Azure Functions, and Azure DevOps.

Additional Skills (Nice to Have)

• ServiceNow Integration Hub experience.
• Agent observability, evaluation, and trace tooling experience.
• Experience operating AI systems at enterprise scale.

Technology Stack

• Python, Poetry
• Azure OpenAI, Azure AI Services, Azure AI Foundry
• Azure AI Search, Azure AI Embeddings
• LangChain, LangGraph
• Azure Bot Service, Microsoft Teams, Microsoft 365 Copilot
• Azure Blob Storage, Logic Apps, Azure Functions
• Azure DevOps, Azure DevOps Wiki
• Key Vault, SharePoint

Location, Schedule, and Contract Rate

Location: Boston, MA (hybrid)

Schedule: 3 days per week (hybrid)

Contract type: Contract

Rate range: USD 55–70 per hour, dependent on experience

The client has locations across continental US.