What Principal Data Science Jobs Ask For
Across 555 open Principal Data Science postings that list skills, the ones mentioned most often are data-science, machine-learning, ai.
Updated September 19, 2026
598 open Principal Data Science postings. The percentages below are measured over the 555 of them that list skills at all.
| Skill | Mentioned in |
|---|---|
| data-science | 87% |
| machine-learning | 75% |
| ai | 68% |
| python | 66% |
| analytics | 52% |
| cloud | 50% |
| statistics | 49% |
| sql | 44% |
| llm | 33% |
| aws | 31% |
| generative-ai | 30% |
| agentic-ai | 28% |
| mlops | 23% |
| deep-learning | 21% |
| data-engineering | 20% |
| spark | 20% |
| pytorch | 19% |
| automation | 19% |
| data-quality | 18% |
| azure | 17% |
| tensorflow | 17% |
| nlp | 17% |
| gcp | 15% |
| data-pipelines | 15% |
| ci-cd | 14% |
| time-series | 13% |
| data-analytics | 13% |
| causal-inference | 12% |
| scikit-learn | 12% |
| api | 12% |
| predictive-modeling | 10% |
| data-visualization | 10% |
| databricks | 10% |
| data-governance | 10% |
| snowflake | 10% |
| feature-engineering | 9% |
| tableau | 9% |
| pandas | 8% |
| agile | 8% |
| computer-vision | 8% |
"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 598 open Principal Data Science jobs →
Across all Data Science levels
Most Data Science postings never state a level. This wider list covers them too.
- machine-learning 12,495
- data-science 12,368
- python 12,191
- ai 10,223
- analytics 8,821
- sql 8,402
- statistics 6,562
- cloud 5,954
- llm 4,384
- aws 3,589
- generative-ai 3,447
- azure 2,909