Machine Learning Senior Advisor - HIH - Evernorth

Machine Learning Senior Advisor Evernorth, a leading Health Services company, is looking for exceptional engineers/developers in our Data and Analytics organization. In this role, you will actively participate with your development team on initiatives that support Evernorth's strategic goals as well as subject matter experts to understand business logic you will be engineering. As a software engineer, you will help develop an integrated architectural strategy to support next-generation capabilities on an enterprise-wide scale. You will work in an agile environment, delivering user-oriented products. The ideal candidate will work in a team environment that demands technical excellence, whose members are expected to hold each other accountable for the overall success of the end product.

About Cigna Group

• Evernorth Health Services Evernorth Health Services, a division of The Cigna Group, creates pharmacy, care and benefit solutions to improve health and increase vitality.
• We relentlessly innovate to make the prediction, prevention and treatment of illness and disease more accessible to millions of people.
• Join us in driving growth and improving lives.

Responsibilities

• Focus for this team is on the delivery of innovative solutions to complex problems, but also with a mind to drive simplicity in refining and supporting of the solution by others Roles & Responsibilities Design and build backend services for AI-enabled applications
• Integrate Large Language Models (LLMs) into enterprise systems
• Implement structured outputs, tool/function calling, and safe interaction patterns
• Develop and maintain APIs and service integrations
• Ensure systems are secure, observable, and production-ready
• Collaborate with product, architecture, security, and platform teams
• Lead technical design and review efforts
• Mentor and support other engineers

Requirements

• 12-16 years of software engineering experience
• Strong experience with backend development (Python, or similar)

Strong experience in LLM interation

• Experience building and operating cloud-based systems (preferably AWS) Strong understanding of APIs, distributed systems, and service design
• Experience with authentication, authorization, and secure system design
• Familiarity with logging, monitoring, and production support

Experience working with graph-based or relationship centric data

• GenAI, Python for integrating or working with AI/ML systems, Cloud Experience (AWS) Preferred Skills, Experience & Education: Familiarity with LLM-based application patterns, prompts, responses and basic evaluation
• Understanding of responsible and controlled AI usage in production systems

Preferred

• Experience with AI orchestration, workflows, or agent-based patterns
• Knowledge of semantic technologies or knowledge graphs
• Exposure to emerging AI integration standards or protocols
• Experience building internal platforms or shared services