1.9 KiB
Market evidence report — mine-ventilation-engineer
Source: 7 real job ads (JSearch API, countries: us 7), extracted into the MSSQL evidence store; as of 2026-07-18. This report contains extracted, aggregated facts only — no ad text is reproduced (copyright / platform terms).
Seniority distribution
| Seniority | Ads | Share |
|---|---|---|
| senior | 3 | 43 % |
| mid | 2 | 29 % |
| n/a | 2 | 29 % |
Tools — full market ranking
| # | Item | Ads | Share |
|---|---|---|---|
| 1 | Ventsim | 5 | 71 % |
Hard skills — full market ranking
| # | Item | Ads | Share |
|---|---|---|---|
| 1 | dust control | 4 | 57 % |
| 2 | mine ventilation system design | 3 | 43 % |
| 3 | regulatory compliance | 3 | 43 % |
Methods — full market ranking
| # | Item | Ads | Share |
|---|
Responsibilities — full market ranking
| # | Item | Ads | Share |
|---|
Regional breakdown
Corpus note: 7 relevant ads in total — below the 100-ad target for a fully reliable ranking. Percentages above should be read as indicative.
US (us)
Insufficient evidence — 7 ads (minimum for a regional ranking: 30). No ranking is reported for this region.
UK (gb)
Insufficient evidence — 0 ads (minimum for a regional ranking: 30). No ranking is reported for this region.
EU/DACH (de, at, ch, nl)
Insufficient evidence — 0 ads (minimum for a regional ranking: 30). No ranking is reported for this region.
Job title variants in the market
| Title | Ads |
|---|---|
| Senior Mine Ventilation Engineer | 3 |
| Mine Ventilation Engineer | 1 |
| Officer (Ventilation) | 1 |
| Underground Ventilation Engineer - FIFO Mining Expert | 1 |
| Ventilation Engineer | 1 |
Methodology: entities extracted per ad ({hard_skills, tools, methods, responsibilities, seniority}), normalized, counted as DISTINCT ads per entity; report threshold ≥ 3 ads. Headline sections in skills.md/tools.md use the stricter ≥ 20 % threshold.