Senior AI Engineer & Agent Development Lead

Acosta Group; Oak Brook (IL); On-site; USD 105,000 - 140,000; Full time

Job summary

Acosta Group is seeking a Senior AI Engineer / Agent Development Lead in Oak Brook, IL to expand hands-on AI capabilities across agents, copilots, workflows, and integrations. You will work with AI Architecture and AI Solutions Delivery leadership to deliver high-quality reusable AI components for priority enterprise programs.

Responsibilities include designing and deploying AI agents, collaborating with cross-functional teams, and ensuring responsible AI guardrails and security.

Qualifications

• 7+ years of hands-on software engineering or related fields.
• 3+ years building AI-enabled applications and AI workflows.
• Strong programming, scripting, API, integration, testing, debugging, and deployment skills.
• Experience with GenAI, LLMs, prompt engineering, retrieval, embeddings, agent orchestration, tool calling, and responsible AI guardrails.
• Experience designing agentic workflow solutions with planning, reasoning, and enterprise data access.

Responsibilities

• Design, build, test, and support AI agents, copilots, RAG workflows, automations, integrations, APIs, prompts, evaluation assets, and reusable AI components.
• Develop AI agent and workflow solutions using approved enterprise platforms, standards, templates, and governance requirements.
• Partner with the AI Solutions Delivery Lead, AI Architecture leader, Data, Technology, Cyber, and business stakeholders to implement priority use cases.
• Create reusable components and development patterns that improve speed, consistency, security, and maintainability across AI initiatives.
• Support movement from prototype to production by contributing to testing, deployment, monitoring, documentation, release management, and operational handoff.
• Integrate AI solutions with enterprise data sources, applications, collaboration tools, workflow systems, APIs, and knowledge repositories where approved.
• Apply responsible AI and security requirements, including data handling, access controls, human‑in‑the‑loop design, auditability, and appropriate use.
• Troubleshoot agent behavior, workflow errors, prompt quality, retrieval issues, integration failures, and performance concerns.
• Support internal teams, citizen developers, analysts, and delivery partners by sharing technical guidance, patterns, and working examples.
• Stay current on emerging GenAI, agentic AI, orchestration, evaluation, and enterprise AI engineering practices.

Skills

Software engineering

AI engineering

API integration

Testing & deployment

Troubleshooting

Tools

Microsoft Copilot Studio

Azure AI Foundry

Semantic Kernel

LangChain

OpenAI Agents SDK

Job description

Acosta Group is seeking a Senior AI Engineer / Agent Development Lead in Oak Brook, IL to expand hands-on AI capabilities across agents, copilots, workflows, and integrations. You will work with AI Architecture and AI Solutions Delivery leadership to deliver high-quality reusable AI components for priority enterprise programs.

Responsibilities include designing and deploying AI agents, collaborating with cross-functional teams, and ensuring responsible AI guardrails and security.