Custodian/General Labor

marianaminerals; Moab (UT); On-site; USD 32,000 - 42,000; Full time

Job summary

Mariana Minerals is seeking a dependable Custodian / General Laborer to keep site buildings and grounds clean, safe, and orderly. You will perform cleaning, grounds maintenance, and general labor across departments, taking pride in workmanship and following safety rules.

The role supports process areas, uses basic cleaning tools, and requires physical labor in varying weather conditions. A high school diploma and a valid driver’s license are preferred.

Qualifications

• High school diploma or equivalent preferred.
• Ability to work independently and manage time effectively.
• Strong attention to detail and pride in cleanliness.
• Knowledge of cleaning products, tools, and safety procedures.
• Ability to lift up to 50 lbs in various weather conditions.
• Valid driver’s license is required.

Responsibilities

• Perform daily and scheduled deep cleaning of site buildings and restrooms.
• Maintain cleanliness 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 and maintain outdoor areas.
• Operate landscaping tools and assist with general labor tasks as needed.
• Support leach pad labor, EW harvest activities, and shop organization.
• Follow safety protocols and take ownership of assigned areas.

Skills

Independent worker

Attention to detail

Physical stamina

Valid driver’s license

Education

High school diploma or equivalent

Tools

Cleaning tools handling

Lawn equipment operation

Job description

About Mariana Minerals

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.

Job Summary:
We are seeking a dependable and self-motivated Custodian / General Laborer to support the cleanliness, maintenance, and overall functionality of all site buildings and grounds. This role is essential to creating and maintaining safe, organized, and professional workspaces across the operation. The ideal candidate will take pride in their work, demonstrate strong organizational skills, and be flexible in supporting a variety of labor needs across departments.

Key Responsibilities:

1. Facility Cleaning & Upkeep

• 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.

2. Grounds Maintenance & Landscaping

• 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.

3. General Labor Support

• 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.

4. Ownership & Safety

• 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.

Required Skills & Experience:

• 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.

Our culture is built on four principles:

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!