# Competences — battery maintenance technician

Source: ESCO v1.2.1 occupation-skill relations (http://data.europa.eu/esco/occupation/41519a6e-d4f1-4991-b821-24c54647949d).

## Essential

- **conduct workplace audits** (skill/competence)
- **electrical engineering** (knowledge)
- **ensure equipment maintenance** (skill/competence)
- **have computer literacy** (skill/competence)
- **identify process improvements** (skill/competence)
- **mechanical engineering** (knowledge)
- **perform product testing** (skill/competence)
- **predictive maintenance** (knowledge)
- **production processes** (knowledge)
- **quality assurance methodologies** (knowledge)
- **remove defective products** (skill/competence)
- **safety engineering** (knowledge)
- **troubleshoot** (skill/competence)
- **use technical documentation** (skill/competence)

## Optional

- health and safety in the workplace (knowledge)
- maintenance operations (knowledge)

<!-- market-evidence -->

## Market evidence (job-ad analysis, 40 ads, as of 2026-07-09)

Share of analyzed job ads mentioning the item (threshold ≥ 20 %). Source: JSearch/Adzuna APIs.

### Hard skills

- troubleshooting — **32 %**
- preventative maintenance — **22 %**

<!-- market-evidence -->