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98 jobs matching your search
Showing 81 to 98 of 98
Sr. Estimator
Role Overview Mariana Minerals is seeking an experienced and detail-oriented Sr. Estimator to lead cost estimation efforts for mining and mineral processing projects. This role is responsible for developing accurate, competitive, and timely cost estimates that support strategic
Director of Mining and Technical Services
This position is based out of Moab, UT and the candidate should be local or willing to relocate. This role provides strategic and technical leadership to define, plan, and control the mining, hauling, and delivery of copper ore to the leach pad, safely, efficiently, and within b
Procurement Manager, Chemicals & Fuels
Mariana is hiring a Procurement Manager to own procurement for our new projects and pre-operational sites. This is a senior, self-directed role requiring deep technical and commercial experience in industrial procurement. In this role, you will ensure sites have the supply agree
Mine Planner
The Role Mariana 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
Role Summary The 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 eq
Process Safety Engineer
The Role Mariana 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
Engineering
Prep for this interviewStaff Machine Learning Engineer (Autonomy)
Role Overview We are hiring Machine Learning Engineers (Autonomy) to build the autonomy and sensor-integration software that lets our mining vehicles perceive, decide, and drive themselves. In this role you will own parts of the software and sensor integration that enables full
Data & ML
Prep for this interviewMechatronics Engineer (Hardware)
Role Overview We are hiring a Mechatronics Engineer (Hardware) to design and build the actuation, automation, and robotic hardware that makes our autonomous mining vehicles move. In this role you will own the electromechanical and robotics hardware that enables full mining auto
Engineering
Prep for this interviewHead of Engineering Programs
Role Overview We are hiring a Head of Engineering Programs to lead the planning, coordination, and execution of Mariana’s capital project programs from development through construction. In this role, you will own the overall program—driving schedules, budgets, and execution acr
Engineering
Prep for this interviewStaff Product Manager
The Role We’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
Product
Prep for this interviewStaff Machine Learning Engineer
About the role Our 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: - Reinforcement learning agents that learn to control our processes in simulation - - Vision systems that measur
Data & ML
Prep for this interviewMachine Learning Engineer
The Role We're not a software company selling tools to mining operators. We are a mining company that builds software. Mariana designs, builds, commissions, and operates our own mines and refineries. We develop proprietary chemical processes and run them at lab, pilot, and comme
Data & ML
Prep for this interviewSr. Data Engineer
The Role We're not a software company selling tools to mining operators. We are a mining company that builds software. Mariana designs, builds, commissions, and operates our own mines and refineries. We develop proprietary chemical processes and run them at lab, pilot, and comme
Data & ML
Prep for this interviewSr. Construction Project Manager
Role Overview As 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
Engineering Design Manager
The Role Mariana Minerals is looking for a highly motivated Design Manager to work on building the critical minerals supply chain to support the world’s energy transition. In this role, you will manage design, tasks, and the flow of information across internal and external engi
Engineering
Prep for this interviewStaff Piping Engineer
Role Overview We are hiring a Staff Piping Engineer to build and lead the piping discipline behind our refining and minerals processing facilities. You will split your time between acting as an owner’s engineer – defining standards and managing contractors' piping engineering –
Engineering
Prep for this interviewSr. Site Development Engineer
The Role Mariana 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 detail
Engineering
Prep for this interviewSenior Full Stack Software Engineer
Role Overview Mariana 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. As a Senior Full Stack Software Engin
Engineering
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