UnitedHealth Group logo
UnitedHealth Group
Posted 61 days agoVerified live 1d ago

AI/ML Engineer Remote Nationwide or Hybrid in MN/DC

Brief overview

Remote
UndergradOr in progress
$98k–$176k/yrStated range
3+ yrsMinimum
1,769 H-1B approvalsDept. of Labor
557 green cardsCertified filings
Large Language Models (LLMs)Machine learningFine-tuning methodologiesPythonPEP8 standardsLangChain frameworkRetrieval-Augmented Generation (RAG)DockerTestingGitTerminal usageXGBoostK-means clustering

About the company

UnitedHealth Group logo
UnitedHealth Groupunitedhealthgroup.com

Provides health insurance and diversified healthcare delivery services.

Visa sponsorship history

4 years sponsoring, last filed FY2026

Data powered by U.S. Department of Labor. This does not guarantee sponsorship for this specific role.
1,769H-1B approved
99%approval rate
119new H-1B hires
557PERM certified
$126,732median wage / yr
H-1B Petition ApprovalsVisas USCIS actually granted: the strongest sign the company sponsors.
2023603
2024442
2025603
2026121
LCA Certified ApplicationsAn early filing step, not a visa approval: it signals intent, not confirmed sponsorship.
2023164
2024150
2025155
202680
Green Card (PERM) FilingsCertified green card filings: a long-term commitment to international hires.
2023176
2024175
2025185
202621
Top sponsored roles
Business Systems AnalystSenior Quality EngineerPhysician - RadiologistSenior Manager, Software EngineeringSite Chief of Adult Medicine
Sponsored employees from
IndiaChinaTaiwanCanadaUnited States Of America

Job description

Summary

UnitedHealth Group is a global leader in health care innovation, seeking a talented AI/ML Engineer to develop machine learning solutions. The role involves utilizing advanced technologies like LLMs and LangChain to optimize models and ensure high-quality code.

Responsibilities

  • Develop and implement machine learning solutions using LLMs
  • Utilize the LangChain framework for working with closed source and open-source models
  • Apply fine-tuning methodologies to optimize machine learning models for specific tasks and datasets
  • Write clean, maintainable, and efficient code adhering to PEP8 standards
  • Utilize containerization technologies such as Docker for development and deployment
  • Ensure the production quality of code, including thorough testing and documentation
  • Be comfortable working on the terminal for various development and deployment tasks
  • Work on traditional machine learning methods like XGBoost for classification tasks and unsupervised learning techniques like K-means

Skills

  • Undergraduate degree or equivalent experience
  • 3+ years of proven experience working with Large Language Models (LLMs)
  • 3+ years of experience with machine learning concepts and fine-tuning methodologies
  • 3+ years of professional coding experience in Python, following PEP8 standards
  • Experience using the LangChain framework
  • Experience with Retrieval-Augmented Generation (RAG) techniques
  • Experience with containerization technologies such as Docker
  • Experience ensuring production-quality code, including thorough testing and documentation
  • Experience with version control systems such as Git
  • Solid problem-solving skills and attention to detail
  • Ability to write clean, maintainable, and efficient code
  • Comfortable working in the terminal for development and deployment tasks
  • Authorized to work in the United States without the need for current or future employer-sponsored visa sponsorship (e.g., H-1B, TN, F-1/OPT, CPT, or other employment-based visa status)
  • Healthcare experience
  • Statistical knowledge

Qualifications

Must Haves

  • Undergraduate degree or equivalent experience
  • 3+ years of proven experience working with Large Language Models (LLMs)
  • 3+ years of experience with machine learning concepts and fine-tuning methodologies
  • 3+ years of professional coding experience in Python, following PEP8 standards
  • Experience using the LangChain framework
  • Experience with Retrieval-Augmented Generation (RAG) techniques
  • Experience with containerization technologies such as Docker
  • Experience ensuring production-quality code, including thorough testing and documentation
  • Experience with version control systems such as Git
  • Solid problem-solving skills and attention to detail
  • Ability to write clean, maintainable, and efficient code
  • Comfortable working in the terminal for development and deployment tasks
  • Authorized to work in the United States without the need for current or future employer-sponsored visa sponsorship (e.g., H-1B, TN, F-1/OPT, CPT, or other employment-based visa status)

Nice to Haves

  • Healthcare experience
  • Statistical knowledge

Benefits

  • A comprehensive benefits package
  • Incentive and recognition programs
  • Equity stock purchase
  • 401k contribution (all benefits are subject to eligibility requirements)

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