What Principal Data Science Jobs Ask For
Across 470 open Principal Data Science postings that list skills, the ones mentioned most often are data-science, machine-learning, ai.
Updated October 8, 2026
482 open Principal Data Science postings. The percentages below are measured over the 470 of them that list skills at all.
| Skill | Mentioned in |
|---|---|
| data-science | 89% |
| machine-learning | 81% |
| ai | 75% |
| python | 74% |
| analytics | 58% |
| statistics | 56% |
| sql | 51% |
| cloud | 50% |
| llm | 38% |
| generative-ai | 34% |
| aws | 31% |
| agentic-ai | 29% |
| deep-learning | 27% |
| data-engineering | 23% |
| mlops | 23% |
| spark | 23% |
| pytorch | 21% |
| automation | 20% |
| nlp | 20% |
| data-quality | 18% |
| tensorflow | 18% |
| azure | 16% |
| time-series | 16% |
| data-pipelines | 16% |
| ci-cd | 16% |
| gcp | 15% |
| scikit-learn | 14% |
| data-analytics | 14% |
| causal-inference | 14% |
| databricks | 14% |
| api | 13% |
| feature-engineering | 13% |
| predictive-modeling | 12% |
| data-visualization | 12% |
| snowflake | 10% |
| pandas | 10% |
| agile | 10% |
| data-governance | 9% |
| fine-tuning | 9% |
| model-evaluation | 9% |
"Mentioned in" counts postings that name the skill anywhere — including as a nice-to-have — so treat it as the ceiling, not the bar.
Browse 482 open Principal Data Science jobs →
Across all Data Science levels
Most Data Science postings never state a level. This wider list covers them too.
- python 11,396
- data-science 11,341
- machine-learning 11,228
- ai 9,323
- analytics 8,185
- sql 7,999
- statistics 6,413
- cloud 5,524
- llm 4,132
- aws 3,413
- generative-ai 3,223
- azure 2,797