ResearchResearch paperLarge Language Models · Interpretability1 source · Oct 14, 2026

When Occupation-derived Skills Don't Help: On the Limits of Skill-Augmented Career Path Prediction

In this work, we critically examine whether explicit skill representations provide complementary signal beyond text-based job representations.

Key points

  • Skills are widely assumed to play a central role in career transitions, motivating their use in career path prediction (CPP) systems.
  • We evaluate multiple strategies for incorporating skills into CPP models, including score fusion and neural architectures, under two conditions: predicted skills and ground-truth ESCO annotations.
  • Through detailed analysis, we identify key factors underlying this result: high redundancy between textual and skill representations, limited discriminative power of ESCO's taxonomy, and representational collapse in skill embeddings.
  • Our findings challenge the common assumption that explicit skill modeling inherently benefits career prediction and suggest that dense text representations already capture most skill-relevant information.

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