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Principal Data Scientist - Remote

UnitedHealth Group

San Diego, CA
Full Time
Senior
110k-189k
1 day ago

Job Description

About the Role

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work involves improving health outcomes by connecting people with the care, pharmacy benefits, data, and resources they need. The company fosters a culture guided by inclusion, talented peers, comprehensive benefits, and career development opportunities. The role of Principal Data Scientist is a key technical contributor in designing and developing state-of-the-art machine learning solutions for medical applications, working closely with cross-disciplinary teams and leading research initiatives. The position offers remote work flexibility within the U.S. and aims to make a meaningful impact on healthcare through innovative technical solutions.

Key Responsibilities

  • Initiate and drive novel method development in machine learning from first principles to deployed solutions
  • Provide innovative modifications and extensions to existing deep learning and statistical learning architectures
  • Perform independent statistical inquiry into new areas and identify growth points and areas of untapped information
  • Partner with Engineering, Business, and Technical Product teams to meet project commitments in an agile framework and rapidly deliver value
  • Mentor junior data scientists to successfully deliver software and business value
  • Responsible for continuous improvement for alerts, monitors, and telemetry
  • Communicate with stakeholders, subject matter experts, and colleagues to identify new approaches in the medical coding field
  • Design novel methods in machine learning and launch them to production with the help of data engineers and deployment software engineers
  • Perform independent analysis of trends in medical coding and production performance of statistical models
  • Demonstrate leadership in machine learning engineering and guide the research direction of a multidisciplinary team focused on deep learning and LLM approaches
  • Stay abreast of leading-edge technologies in machine learning and deep learning, participate and lead research talks and white paper reviews
  • Participate in research to ensure models align with ethical standards and perform without harm to users

Requirements

  • 8+ years of experience in machine learning or data science, including data analysis, algorithm design, model architecture specification, and algorithm implementation
  • 8+ years of coding experience with Python or R
  • 2+ years of experience leading development in a data science team using deep learning architectures
  • 2+ years of experience in machine learning model development, transformer architectures, and data trend analysis
  • 2+ years of experience digesting and implementing research from primary literature or white papers
  • 1+ years of production experience with cloud and big data technologies
  • 1+ years of agile development experience
  • Legally authorized to work in the US without restrictions

Nice to Have

  • Experience with SQL databases and query language
  • Experience in AzureML, AWS, or cluster computing architectures
  • Experience with Hybrid NLP solutions that combine symbolic and machine learning approaches
  • IT full-stack engineering experience
  • Healthcare domain background
  • Publication history in deep learning or statistical domain

Qualifications

  • Educational background implied by experience requirements (not explicitly specified)

Benefits & Perks

  • Comprehensive benefits package
  • Incentive and recognition programs
  • Equity stock purchase
  • 401k contribution
  • Salary range from $110,200 to $188,800 annually
  • Additional benefits and incentives based on eligibility

Working at UnitedHealth Group

Optum emphasizes a culture guided by inclusion, talented peers, and career development opportunities. The organization is committed to mitigating environmental impact and delivering equitable healthcare that addresses disparities, reflecting its mission to help people live healthier lives and improve health outcomes for all.

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Job Details

Posted AtAug 6, 2025
Job CategoryData Science
Salary110k-189k
Job TypeFull Time
Work ModeHybrid
ExperienceSenior

Job Skills

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About UnitedHealth Group

Website

unitedhealthgroup.com

Company Size

10000+ employees

Location

San Diego, CA

Industry

Direct Life, Health, and Medical Insurance Carriers

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