# Sr./Staff Pyrometallurgical Process Engineer at Mariana Minerals

- Company: Mariana Minerals
- What the company does: Mariana Minerals is a software-first, vertically integrated minerals company focused on supplying the minerals critical to modern energy, AI, and defense technologies. Backed by Khosla and a16z.
- Company website: https://marianaminerals.com/
- Type: Startups
- Level: Senior
- Location: Houston, TX
- Work setup: On-site
- Posted: 2026-09-08
- Apply by: 2026-10-23
- Apply: https://jobs.ashbyhq.com/marianaminerals/c46e6d45-e7b0-4c6e-a5dd-287aa0db07a1
- Page: https://www.1752.vc/careers/jobs/mariana-minerals-sr-staff-pyrometallurgical-process-engineer/

## About the role

Mariana Minerals is looking for a highly motivated Pyrometallurgical Process Engineer to help build the critical minerals supply chain supporting the world’s energy transition.

Tags: Engineering