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Jobs at Mariana Minerals
96 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
81–96 of 96 jobs
Director of Mining and Technical Services
3 months agoMariana Minerals · Moab, Utah, United States
On-siteFull-timeDirectorOperationsThis position is based out of Moab, UT and the candidate should be local or willing to relocate.
Procurement Manager, Chemicals & Fuels
3 months agoMariana Minerals · San Francisco, California, United States +1
On-siteFull-timeManager$150K – $170K a yearFinanceMariana 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…
Mine Planner
3 months agoMariana Minerals · Houston, Texas, United States +2
On-siteFull-timeSenior$140K – $175K a yearOperationsMariana Minerals is looking for a highly motivated Senior Mine Planner to lead strategic mine planning, opportunity evaluation, and long-range optimization across the company’s portfolio of mining projects. This role is responsible for defining how mines are evaluated,…
Recycling Operator
3 months agoMariana Minerals · Moab, Utah, United States
On-siteFull-timeTrades & logisticsThe Recycling Plant Operator is responsible for the safe, efficient, and high-quality processing of copper. This plant serves as the seed for all future recycling technology and operations globally. In this hands-on role, you will operate heavy material-processing equipment,…
Process Safety Engineer
4 months agoMariana Minerals · Houston, Texas, United States
On-siteFull-timeSeniorEngineeringMariana Minerals is seeking a Process Safety Management (PSM) Engineer to help build, administer, and continuously improve the company's process safety and major hazard risk management program. This role will support labs, pilot operations, process development, scale-up…
Staff Machine Learning Engineer (Autonomy)
4 months agoMariana Minerals · San Francisco, California, United States +2
On-siteFull-timeLead / staff$160K – $200K a yearData & AIWe are hiring Machine Learning Engineers (Autonomy) to build the autonomy and sensor-integration software that lets our mining vehicles perceive, decide, and drive themselves.
Mechatronics Engineer (Hardware)
4 months agoMariana Minerals · San Francisco, California, United States
On-siteFull-time$140K – $200K a yearEngineeringWe are hiring a Mechatronics Engineer (Hardware) to design and build the actuation, automation, and robotic hardware that makes our autonomous mining vehicles move.
Head of Engineering Programs
4 months agoMariana Minerals · San Francisco, California, United States +1
On-siteFull-timeDirector$180K – $240K a yearEngineeringWe are hiring a Head of Engineering Programs to lead the planning, coordination, and execution of Mariana’s capital project programs from development through construction.
Staff Product Manager
4 months agoMariana Minerals · San Francisco, California, United States
On-siteFull-timeLead / staff$180K – $210K a yearProductWe’re hiring a Staff Product Manager to own a critical domain within MarianaOS. This is a single posting because we recruit for the strongest PMs first and then place them where the fit is best. Through the interview process, we’ll figure out together which part of the system…
Staff Machine Learning Engineer
4 months agoMariana Minerals · Ann Arbor, Michigan, United States
On-siteFull-timeLead / staff$160K – $240K a yearData & AIOur control systems can only act on what the plant knows about itself, and this role is responsible for most of that knowledge. The work includes:
Machine Learning Engineer
4 months agoMariana Minerals · Ann Arbor, Michigan, United States +2
On-siteFull-timeMid level$120K – $180K a yearData & AIMariana Minerals is building the critical minerals supply chain from the ground up—and we're looking for Machine Learning Engineers to help make it autonomous.
Sr. Data Engineer
4 months agoMariana Minerals · Ann Arbor, Michigan, United States +2
On-siteFull-timeSenior$140K – $200K a yearData & AIMariana Minerals is building the critical minerals supply chain from the ground up—and we're looking for a Senior Data Engineer to help make it autonomous.
Sr. Construction Project Manager
5 months agoMariana Minerals · Houston, Texas, United States
On-siteFull-timeSeniorOperationsAs a Sr. Construction Project Manager, you will play a central role in managing new facility construction, capacity expansions, and major infrastructure projects. You'll oversee contractors and project teams, manage budgets and timelines, and lead both in-field and office-based…
Staff Piping Engineer
6 months agoMariana Minerals · Houston, Texas, United States +1
On-siteFull-timeLead / staff$170K – $210K a yearEngineeringWe are hiring a Staff Piping Engineer to build and lead the piping discipline behind our refining and minerals processing facilities.
Sr. Site Development Engineer
7 months agoMariana Minerals · San Francisco, California, United States
On-siteFull-timeSenior$150K – $200K a yearEngineeringMariana Minerals is seeking a highly motivated Sr. Site Development Engineer to lead the planning and design of greenfield project sites. In this role, you will be responsible for end-to-end site development—from early-stage site selection and feasibility through detailed…
Senior Full Stack Software Engineer
13 months agoMariana Minerals · San Francisco, California, United States +3
On-siteFull-timeSenior$150K – $220K a yearEngineeringMariana Minerals is looking for an experienced Senior Full Stack Software Engineer to lead critical technical initiatives in building the next-generation critical minerals supply chain to support the world's energy transition.
Updated 06 Nov 2026 09:37 UTC from the OptiTalent job library.