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Sr. Data Science Engineer, Siri Core Modeling

Apple

Apple

Data Science
Cupertino, CA, USA
USD 181,100-318,400 / year + Equity
Posted on Nov 7, 2025
Apply now
As part of the work on machine-generated dialog we are developing novel measurements of its quality. These include cutting-edge llm-judges for aspects like groundedness (lack of hallucinations), Siri Tone and Style (a suite of Design requirements), Safety, and others.
To measure our progress on this front, we need to track the state of our dataset composition, accuracy of llm-judges, human expert review results in a central and visual representation. A DRI for Metrics and Reporting will:
  • Build an easy to use dashboard for our datasets - requires integration with other teams
  • Build dashboards to visualize our status
  • Help define useful metrics
  • Build tools to facilitate processing of human review results (inter-annotator agreement, storage, selection of the most useful data points for human expert review)
  • Build tools and pipelines to streamline quality measurement processes
  • M.S. or Ph.D. in Computer Science, Data Science, Data Engineering
  • 3+ years in data-science and/or data-engineering (iceberg, pandas python, Tableau or equivalent, data collection and visualization)
  • 2+ years of python coding
  • Good understanding of metrics, crowd science, annotation analysis, statistics
  • Ability to work independently and cross-functionally to integrate in partner team reporting systems and pipelines
  • Excellent communication skills and the ability to thrive in a highly collaborative work environment
  • Good engineering practices to create sustainable and easy to use metric reporting pipelines
  • Experience with writing and architecting production level code
  • Deep understanding of Machine Learning concepts
  • Experience in Model training and/or evaluation
  • Good engineering practices to create sustainable and easy to use metric reporting pipelines
  • Attunement to computational linguistics, language quality is a plus
At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $181,100 and $318,400, and your base pay will depend on your skills, qualifications, experience, and location.

Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. You’ll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses — including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits.

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant.

Apple accepts applications to this posting on an ongoing basis.

Apply now
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