# Is Mariana Minerals hiring?

> Mariana Minerals has 99 open roles right now. In the last 30 days 3 opened and 4 closed, read daily from its own job board.

Data as of 2026-11-07 · https://alderhq.app/companies/mariana-minerals/hiring

- Open roles: 99
- Opened, 30 days: +3
- Closed, 30 days: 4
- Net, 30 days: −1

## Open roles, last 5 days

## Day by day

**Last 14 days**

| Day | Open roles | Opened | Closed |
|---|---|---|---|
| 2026-11-06 | 98 | 3 | 4 |
| 2026-11-05 | 99 | 0 | 0 |
| 2026-11-04 | 99 | 0 | 0 |
| 2026-11-03 | 99 | 0 | 0 |
| 2026-11-02 | 99 | 0 | 0 |

## Where Mariana Minerals is hiring

**Open roles by team**

| Team | Open roles |
|---|---|
| Plant Operations | 31 |
| Project & Construction Management | 16 |
| Software Development | 13 |
| Engineering | 10 |
| Process Development | 7 |
| Product Development | 5 |
| Commercial & Product | 5 |
| General | 4 |

## Recent activity

**Latest changes to listings**

| When | What | Role |
|---|---|---|
| 2026-11-06 | Closed | [Technical Product Manager, Data & Analytics Platform](https://alderhq.app/jobs/ashby%3Amarianaminerals%3A920eabfb-9308-47a1-add4-65e4d9ea5c96) |
| 2026-11-06 | Closed | [Lab Technician](https://alderhq.app/jobs/ashby%3Amarianaminerals%3A8e27fefb-4981-4d67-b250-2e5d1ba753c0) |
| 2026-11-06 | Opened | [Lab Technician](https://alderhq.app/jobs/ashby%3Amarianaminerals%3A2187a2aa-9029-4694-9471-8d70a0e4ae9a) |
| 2026-11-06 | Opened | [Recruiting Coordinator](https://alderhq.app/jobs/ashby%3Amarianaminerals%3Ade08a0dd-0ed2-442c-81b4-529b28b4c856) |
| 2026-11-06 | Opened | [Recruiting Coordinator](https://alderhq.app/jobs/ashby%3Amarianaminerals%3Aa391e5be-92f7-43cd-86bb-ebbf9a05de98) |
| 2026-11-06 | Closed | [Maintenance Technician](https://alderhq.app/jobs/ashby%3Amarianaminerals%3A884a2ced-af82-4c84-8513-eda791d571a6) |
| 2026-11-06 | Closed | [Engineering Design Manager](https://alderhq.app/jobs/ashby%3Amarianaminerals%3Af0ed5b09-3b8d-4f55-a786-9a2cb9e60907) |
| 2026-11-06 | Edited | [Sr./Staff Process Controls Engineer](https://alderhq.app/jobs/ashby%3Amarianaminerals%3A4dbcddee-27e1-4c71-90b3-9e00401afff4) |
| 2026-11-06 | Edited | [Maintenance Technician, Electrical](https://alderhq.app/jobs/ashby%3Amarianaminerals%3A37a552a1-2d7a-431c-b92b-3ddf841e73bf) |
| 2026-11-04 | Edited | [Staff Piping Engineer](https://alderhq.app/jobs/ashby%3Amarianaminerals%3A8cf099aa-a149-4f5d-a690-583329acadd3) |

## More on Mariana Minerals

- [Overview and open roles](https://alderhq.app/companies/mariana-minerals)
- [Salaries](https://alderhq.app/companies/mariana-minerals/salaries)
- [Visa sponsorship](https://alderhq.app/companies/mariana-minerals/visa)
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## Questions

### Is Mariana Minerals hiring?

Yes: Mariana Minerals has 99 open roles on its job board as of 2026-11-08. 3 opened and 4 closed in the last 30 days.

### Is Mariana Minerals hiring more or fewer people than before?

Open roles went from 99 to 99 over the last 5 days (3 opened and 4 closed in 90 days). Open roles count postings, not headcount.

### Has Mariana Minerals cut open roles recently?

No sharp drop in open roles was detected in the last 90 days.

## Cite

Alder. "Is Mariana Minerals hiring? 99 open roles, trend". Data as of 2026-11-07. https://alderhq.app/companies/mariana-minerals/hiring