What Principal QA Jobs Ask For
Across 243 open Principal QA postings that list skills, the ones mentioned most often are python, automation, test-automation.
Updated October 28, 2026
262 open Principal QA postings. The percentages below are measured over the 243 of them that list skills at all.
| Skill | Mentioned in |
|---|---|
| python | 48% |
| automation | 43% |
| test-automation | 31% |
| ai | 22% |
| matlab | 20% |
| linux | 19% |
| root-cause-analysis | 19% |
| cpp | 18% |
| sap | 18% |
| agile | 18% |
| ci-cd | 18% |
| cloud | 16% |
| corrective-action | 16% |
| jira | 15% |
| oscilloscope | 13% |
| risk-assessment | 12% |
| labview | 12% |
| networking | 12% |
| java | 11% |
| confluence | 10% |
| api | 10% |
| program-management | 8% |
| cybersecurity | 7% |
| fiber | 7% |
| jenkins | 7% |
| selenium | 7% |
| analytics | 7% |
| devops | 7% |
| docker | 7% |
| firmware | 7% |
| git | 7% |
| tcp-ip | 7% |
| sdlc | 6% |
| typescript | 6% |
| csharp | 6% |
| observability | 6% |
| oracle | 6% |
| aws | 5% |
| cloud-native | 5% |
| integration-testing | 5% |
"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 262 open Principal QA jobs →
Across all QA levels
Most QA postings never state a level. This wider list covers them too.
- automation 5,158
- test-automation 3,897
- python 3,603
- api 2,996
- ai 2,994
- ci-cd 2,977
- agile 2,835
- jira 2,482
- sql 2,094
- cloud 2,045
- selenium 2,020
- corrective-action 1,873