Senior AI Engineer

We CGI is seeking a highly skilled and experienced Senior AI Engineer to join our Health Care client in one of our selected client locations. This is an exciting opportunity to work in a fast-paced team environment supporting one of the largest leaders in the Health Care industry.

This Senior AI Engineer will be instrumental to design, develop, and lead enterprise-grade Generative AI solutions. This role requires deep hands-on expertise in Python, Large Language Models (LLMs), prompt engineering, embeddings, vector databases, and agent-based architectures.

The role will work closely with the AI Center of Excellence (AI CoE) to ensure alignment with enterprise AI standards, governance, and best practices while driving adoption across delivery teams.

This position can be performed from any Client site Bloomfield, CT, Raleigh, NC or Lafayette, LA in a Hybrid working Model.

Your future duties and responsibilities:

Technical Leadership & Architecture

. Lead the design and development of scalable Generative AI solutions using LLMs

. Define and implement architectures for RAG, agentic, multi-agent, and multimodal systems

. Review and guide solution designs to ensure alignment with AI CoE standards and enterprise architecture

. Mentor and guide developers on GenAI patterns, tools, and best practices

Development & Engineering

. Develop end-to-end AI solutions using Python

. Design, test, and optimize prompt engineering strategies

. Build and manage embeddings, vector search, and semantic retrieval pipelines

. Develop applications using LangChain and monitor, evaluate, and debug workflows using LangSmith

. Integrate LLMs with enterprise systems, APIs, and structured/unstructured data sources

. Implement agent-based and multi-agent workflows for task orchestration and automation

. Work with multimodal models involving text, documents, and images

Collaboration with AI CoE

. Work closely with the AI CoE to align on AI frameworks, reusable components, and architectural standards

. Contribute to enterprise GenAI accelerators, reference architectures, and best practices

. Support governance, security, responsible AI, and compliance requirements

. Share learnings, patterns, and improvements across teams to drive consistency and adoption

AI & LLM Expertise

. Apply deep understanding of LLM capabilities, limitations, and optimization techniques

. Implement techniques such as RAG, tool/function calling, memory, and agents

. Evaluate and recommend appropriate models (OpenAI, Azure OpenAI, open-source models)

. Ensure performance, scalability, cost optimization, and reliability of AI solutions

At least 7+ years of professional software engineering experience, with strong hands-on expertise in LangChain, Python building scalable, production-grade applications.

. Strong experience developing GenAI applications using LangChain and implementing observability, evaluation, and debugging using LangSmith or equivalent tools.

. Demonstrated experience delivering enterprise Generative AI solutions, including design and implementation of RAG, agentic, and multi-agent architectures.

. Proven hands-on experience with LLMs, including prompt engineering, optimization, evaluation, and lifecycle management in production environments.

. Experience designing and managing embeddings and vector-based retrieval pipelines using industry-standard vector databases or search platforms.

. Experience integrating GenAI solutions with enterprise platforms, APIs, and data sources, including structured data, documents, and unstructured content.

. Hands-on experience implementing tool/function calling, memory, and agent orchestration to support complex workflows and automation use cases.

. Experience working with multimodal AI solutions involving text, documents, and images.

. Proven ability to evaluate, select, and operationalize LLMs (e.g., OpenAI, Azure OpenAI, open-source) with a focus on performance, scalability, cost, and reliability.

. Experience collaborating with an AI Center of Excellence (AI CoE) to align on enterprise standards, reference architectures, and reusable components.

. Strong understanding of AI governance, security, responsible AI, and compliance requirements in regulated enterprise environments.

. Demonstrated experience leading and mentoring engineering teams, reviewing designs, and establishing repeatable patterns and best practices.

Expectations

. Ability to quickly assess emerging GenAI technologies and apply them pragmatically within enterprise constraints.

. Proactive approach to architectural simplification, reuse, and optimization to drive scalability and long-term maintainability.

. Ownership mentality, with the ability to lead initiatives end-to-end, from solution design through production deployment and adoption.

. Commitment to driving consistency, quality, and governance across GenAI implementations through collaboration with delivery teams and the AI CoE., Bachelor's degree in computer science or related field., * Python

• Artificial Intelligence
• SQL

CGI is required by law in some jurisdictions to include a reasonable estimate of the compensation range for this role. The determination of this range includes various factors not limited to skill set, level, experience, relevant training, and licensure and certifications. To support the ability to reward for merit-based performance, CGI typically does not hire individuals at or near the top of the range for their role. Compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range for this role in the U.S. is $80,600 - $194,000.00.

CGI's benefits are offered to eligible professionals on their first day of employment to include:

. Competitive compensation

. Comprehensive insurance options

. Matching contributions through the 401(k) plan and the share purchase plan

. Paid time off for vacation, holidays, and sick time

. Paid parental leave

. Learning opportunities and tuition assistance

. Wellness and Well-being programs

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because... You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.