Engineering notes

What we learned, written down.

General technical commentary, not advice for a specific programme. We publish a note when we have found something that took us too long to work out the first time.

20 August 2026
Tool qualification is an evidence problem before it is a testing problem
Teams usually start tool qualification by writing tests. The expensive part is almost always the argument around them: why this tool, in this configuration, on this project, can be trusted.
- ISO 26262
- Tool qualification
- Toolchain

What we learned, written down.

Tool qualification is an evidence problem before it is a testing problem