A skills matrix helps aerospace operations see who is trained, qualified, current, and authorized for specific work. It supports cross-training, staffing, and audit evidence, but it is not proof of competence by itself. Its value depends on controlled records, revision links, validation, and disciplined updates.

Yes, many MES platforms can track operator training against specific work-instruction revisions, but only if training records, document control, and operator authorization are properly integrated and governed. In many plants, the MES can enforce or display the right revision, while the formal training record still lives in a QMS, LMS, or HR-linked system.