Custodian/General Labor

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.

• Perform daily and scheduled deep cleaning of all site buildings, including offices, restrooms, break areas, and common spaces.

• Maintain cleanliness standards through sweeping, mopping, dusting, trash removal, and sanitization.

• Monitor and restock cleaning supplies and facility consumables.

• Identify and report maintenance needs or safety hazards promptly.

• Conduct routine landscaping tasks including weed control and snow removal as needed.

• Maintain outdoor areas to ensure a clean, safe, and professional appearance.

• Operate landscaping tools and equipment safely and efficiently.

• Assist with leach pad labor, EW harvest activities, and maintenance shop organization.

• Clean up around the Process Plant and other work areas to maintain a safe environment.

• Support other departments with general labor tasks as needed.

• Follow instructions from supervisors and collaborate with team members to complete tasks safely and efficiently.

• Take ownership of assigned areas and responsibilities, ensuring high standards of cleanliness and order.

• Demonstrate initiative in identifying and addressing areas needing attention.

• Follow all site safety protocols and contribute to a culture of safety and accountability.

• High school diploma or equivalent preferred.

• Ability to work independently and manage time effectively.

• Strong attention to detail and pride in maintaining clean, organized spaces.

• Basic knowledge of cleaning products, tools, and safety procedures.

• Ability to lift up to 50 lbs and perform physical labor in various weather conditions.

• Valid driver’s license.