What Principal ML / AI Jobs Ask For
Across 471 open Principal ML / AI postings that list skills, the ones mentioned most often are machine-learning, ai, python.
Updated September 19, 2026
498 open Principal ML / AI postings. The percentages below are measured over the 471 of them that list skills at all.
| Skill | Mentioned in |
|---|---|
| machine-learning | 97% |
| ai | 90% |
| python | 60% |
| llm | 51% |
| cloud | 50% |
| pytorch | 49% |
| agentic-ai | 40% |
| aws | 34% |
| tensorflow | 32% |
| generative-ai | 31% |
| mlops | 30% |
| data-science | 29% |
| deep-learning | 26% |
| fine-tuning | 26% |
| rag | 23% |
| gcp | 23% |
| azure | 22% |
| api | 22% |
| ci-cd | 22% |
| distributed-systems | 21% |
| observability | 21% |
| kubernetes | 20% |
| automation | 20% |
| statistics | 18% |
| analytics | 17% |
| data-pipelines | 17% |
| spark | 17% |
| nlp | 14% |
| computer-vision | 14% |
| feature-engineering | 14% |
| agile | 13% |
| docker | 13% |
| java | 13% |
| data-engineering | 13% |
| vector-databases | 12% |
| langgraph | 12% |
| sql | 12% |
| cpp | 11% |
| reinforcement-learning | 11% |
| prompt-engineering | 11% |
"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 498 open Principal ML / AI jobs →
Across all ML / AI levels
Most ML / AI postings never state a level. This wider list covers them too.
- machine-learning 12,008
- ai 10,293
- python 8,668
- cloud 5,683
- pytorch 5,400
- llm 5,175
- aws 3,850
- tensorflow 3,758
- deep-learning 3,621
- data-science 3,371
- mlops 3,191
- generative-ai 3,047