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Mariana Minerals is seeking a Heavy Equipment Operator to support mine production with safe operation of loaders, dozers, excavators, and drill rigs. You will conduct inspections, maintain safe working conditions, and assist maintenance teams while complying with MSHA standards.
Onsite housing is available for this role. The ideal candidate demonstrates strong situational awareness and mechanical aptitude, with the ability to work in a dynamic mining environment and across multiple mine areas.
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.
Position Summary:
The Heavy Equipment Operator plays a critical operational role in supporting mine production through the safe and efficient operation of mobile heavy equipment, including loaders, dozers, excavators, graders, water trucks, and drill rigs.
This position is responsible for conducting equipment inspections, maintaining safe working conditions, contributing to production targets, supporting operational and maintenance teams, and ensuring compliance with MSHA standards and company procedures. The ideal candidate demonstrates strong situational awareness, mechanical aptitude, and the ability to work effectively in a dynamic mining environment.
Housing can be provided onsite.
Essential Duties and Responsibilities:
Operational Responsibilities
Safety & Compliance
Collaboration & Communication
Required Qualifications & Experience:
Physical Requirements
Everyone Gets Home Safe. We never put speed or cost ahead of people.
Extreme Ownership. We take full responsibility for outcomes, relentlessly driving toward solutions.
Engineer Out Requirements, then Automate. We simplify, optimize, and then automate for scale.
Share Your Legos. We collaborate openly, share knowledge, and empower each other to build bigger, better solutions.
Join us as we build the future of responsible mineral sourcing and supply!