Diamond/Core Driller Assistant
Support drilling operations as a Diamond/Core Driller Assistant, ensuring safety and efficiency in remote outdoor environments.
Posted by employer 4 months ago
First seen on Joblaze 1 week ago
Last verified on the company career page 1 day ago
Requirements
- Education
- High school
Not disclosed in this posting: compensation, seniority, years of experience, visa sponsorship.
Joblaze summary
The Diamond/Core Driller Assistant plays a crucial role in supporting drilling operations by helping the Lead Driller with equipment setup, operation, and maintenance tasks. This position demands physical stamina and a strong focus on safety, as the assistant handles drill rods, manages drilling fluids, and ensures the worksite remains organized and hazard-free. Ideal candidates have a background in drilling or construction and possess basic mechanical skills, making this role suitable for those looking to advance in the mining or minerals sector. Mariana Minerals emphasizes a culture of safety and collaboration, reflecting its commitment to responsible mineral sourcing.
Joblaze insights
- Listed 9 days ago on Joblaze — tracked directly from Mariana Minerals's career page.
- Mariana Minerals has 77 other open roles including Sr. Technical Recruiter , Process Maintenance Technician, Industrial Electrician.
Quick facts
- Is the Diamond/Core Driller Assistant role remote?
- No — this is an on-site role in Moab, UT.
- Where is the role based?
- Mariana Minerals is hiring for this position in Moab, UT.
- Is this full-time or contract?
- Full-time for this Diamond/Core Driller Assistant role at Mariana Minerals.
From the original posting
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.
Summary
The Diamond/Core Driller Assistant supports drilling operations by assisting the Lead Driller with equipment setup, operation, maintenance, and site activities. This role requires physical endurance, attention to safety, and the ability to work in remote outdoor environments. The assistant plays a key role in ensuring efficient and safe core drilling operations.
Responsibilities
Assist with setup, operation, and teardown of diamond/core drilling rigs
Handle drill rods, tooling, and core barrels during drilling operations
Retrieve, label, and store core samples accurately
Mix and manage drilling fluids and maintain circulation systems
Perform routine maintenance and basic repairs on drilling equipment
Keep the worksite clean, organized, and hazard-free
Load and unload equipment, supplies, and materials
Follow all safety procedures and environmental regulations
Support site preparation tasks such as clearing and leveling drill locations
Communicate effectively with the Lead Driller and crew
Qualifications
High school diploma or GED preferred
Previous experience in drilling, construction, mining, or similar field is a plus
Ability to perform physically demanding labor (lifting 50+ lbs)
Basic mechanical aptitude and familiarity with hand/power tools
Strong commitment to safety and attention to detail
Willingness to work long hours in outdoor and remote conditions
Valid driver’s license preferred (CDL a plus)
Safety certifications (First Aid/CPR, OSHA/MSHA, H2S) are advantageous
Attention to detail
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!