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Lead AI​/ML Engineer; NLP

Job in Arlington, Tarrant County, Texas, 76001, USA
Listing for: Optum
Full Time position
Listed on 2026-05-30
Job specializations:
  • Software Development
    Data Scientist, AI Engineer
Salary/Wage Range or Industry Benchmark: 106800 - 194200 USD Yearly USD 106800.00 194200.00 YEAR
Job Description & How to Apply Below
Position: Lead AI/ML Engineer (NLP)
  • Develop novel AI approaches for healthcare using both structured and unstructured data
  • Build and test deep learning and traditional ML models in distributed computing environments
  • Design and plan experiments, conduct statistical analysis and create data visualizations
  • Communicate findings with business stakeholders and collaborate to develop solutions that meet customer needs
  • Collaborate with the Responsible Use of AI (RUAI) team to ensure that the delivered solutions are compliant with company policies and standards
  • Develop code and model documentation, patents and publications in scientific conferences and journals
  • Collaborate with engineering teams to develop robust data pipelines of MLOps procedures for new solutions
  • Stay up to date with latest technologies and literature
Required Qualifications
  • MS in computer science or related quantitative field and 5+ years of industry/academic experience in AI/ML or a related field OR a PhD and 2+ years of experience
  • 5+ years of AI/ML experience
  • 5+ years of experience with Python, classical ML methods and deep learning, including deep learning frameworks such as PyTorch or Tensorflow
Preferred Qualifications
  • Experience with LLM frameworks and/or NLP approaches such as text embedding and text classification
  • Experience with distributed computing approaches such as Spark
  • Experience with Snowflake and other relational databases
  • Experience working on collaborative software projects using Git Hub
  • Proven solid technical communication skills

All employees working remotely will be required to adhere to United Health Group’s Telecommuter Policy.

The salary range for this role is $106,800 to $194,200 annually based on full-time employment. Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. United Health Group complies with all minimum wage laws as applicable. In addition to your salary, United Health Group offers benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements).

No matter where or when you begin a career with United Health Group, you’ll find a far-reaching choice of benefits and incentives.

Final date to receive applications:
This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants.

At United Health Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone–of every race, gender, sexuality, age, location and income–deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes.

We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes — an enterprise priority reflected in our mission.

United Health Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations.

United Health Group is a drug - free workplace. Candidates are required to pass a drug test before beginning employment.

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