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.
About the role
Safely operate a diamond core drill rig in line with site procedures, manufacturer specs and MSHA requirements Collar holes accurately and hold the right angles, depths and alignment per the drill plan Found on 1752vc Careers, the job board for startup and VC roles.
What they're looking for
- 2+ years of drilling experience, ideally as a diamond core driller
- RC, air rotary or blast hole drillers are also encouraged to apply
- Strong mechanical aptitude and a solid understanding of drilling techniques and equipment
- Experience training or leading drill helpers is a strong plus
- Real commitment to safety
- Valid driver's license, CDL is a plus
More about this role
Mariana Minerals is a software-first, vertically integrated minerals company on a mission to supply the critical minerals powering modern energy, AI, and defense technologies. We’re reimagining the minerals supply chain by combining deep industry expertise with advanced software, automation, and data-driven decision-making.
The Core Driller operates diamond core drill rigs at our open-pit copper mine, drilling for mineral exploration and resource definition. The role focuses on safe, accurate drilling to plan, high-quality core recovery, equipment care, and following health, safety and environmental standards. Diamond core experience is ideal, but we also welcome strong drillers from reverse circulation (RC), air rotary or blast hole backgrounds. A driller who can lead and train a Driller Assistant is strongly preferred. Help us build the world's first fully autonomous mine.
Safely operate a diamond core drill rig in line with site procedures, manufacturer specs and MSHA requirements
Collar holes accurately and hold the right angles, depths and alignment per the drill plan
Do thorough pre-start inspections, routine servicing and basic troubleshooting to keep downtime low
Monitor...
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