Lead Data Scientist, Transparency & Observability - Trust and Safety
TikTok
San Jose, CA · Posted October 22, 2026
Just laid off? Start here: a plan for the first weeks
More in California job market · All Lead Data Scientist jobs (164) · Technology & Software · Data & Analytics jobs
Similar jobs
- Senior Machine Learning Scientist - Personalization · Expedia Group · San Jose, CA
- Senior Data Analyst · Circle Internet Group · San Francisco, CA
- Senior Data Scientist · Circle Internet Group · San Francisco, CA
- Senior Data Analyst, Analytics Insights - Studios and CoD Live Services · Activision Blizzard · Santa Monica, CA
- Senior Data Analyst · Cardless · San Francisco, CA
- Staff Applied Scientist, Reinforcement Learning · Hippocratic AI · Menlo Park, CA
Where San Jose, CA ranks
Where San Jose, CA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Best cities for marketing pay after cost of living$204k · of 16
- #1Best cities for aerospace and defense pay after cost of living$187k · of 19
- #2Best cities for security pay after cost of living$220k · of 10
- #3Best cities for technology pay after cost of living$205k · of 80
- #5Best cities for technology jobs1,449 openings · of 100
- #5Cities with the most jobs that do not need a four-year degree in the West Coast162 jobs · of 47
Rankings about data & analytics jobs
- Best cities for data and analytics jobs #1 New York (1,713 openings)
- Best cities for data and analytics pay after cost of living #1 Foster ($232k)
- Most requested AI skills in data and analytics jobs #1 Machine learning engineering (17.1%)
- AI tools named most often in data and analytics jobs #1 Databricks (7.6%)
- Employers with the most data and analytics jobs #1 Amazon (711 roles)
Data & Analytics jobs · Top Data & Analytics employers · All rankings
Pay compared with the market
This listing does not state pay. Across 57 open lead data scientist listings that state pay, the middle half runs $156,500 to $185,500 and the median is $172,000.
Listed pay is what employers advertise, not what people are paid.
How AI is used in this kind of work
Among data scientists, AI is already used for a large share of the tasks. Measured exposure for data scientists: 46% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
TikTok has filed one layoff notice in the last twelve months, covering 250 workers, most recently August 2026. These are public filings with state labor departments, and an open role can sit alongside them. See the filings
About the job
The Transparency & Observability Data Science team builds the data, metrics, and analytical capabilities that help us understand how our enforcement systems perform. Our work supports both internal de