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Lead the development of high-temperature refining systems, design and validate thermal process flowsheets, optimize metal recovery and energy efficiency, and collaborate with R&D teams for process automation.

Lead the development and deployment of chemical refining processes, oversee controls programming, manage equipment and teams, and support project execution and business development.

Design, prototype, and validate electromechanical and robotic hardware for autonomous mining vehicles, including drive-by-wire actuation, motion and powertrain systems, manipulators, and end-effectors. Produce CAD, BOMs, select components, lead bench and field testing, and collaborate with controls and autonomy teams to integrate hardware, sensing, and compute for fully autonomous operation.

The Drill and Blast Engineer will design, execute, and optimize drilling and blasting operations at a copper site, ensuring safety and regulatory compliance.

As a Metallurgy Lead, you'll optimize metallurgical processes, design test programs, track performance, collaborate with teams, and promote safety compliance.

The Staff Process Engineer will lead process design and operation for pilot plants, focusing on mineral processing and technology scale-up. Responsibilities include equipment design, pilot-scale experiments, and process optimization while ensuring safety and compliance.

The RC Driller operates drilling rigs for mineral exploration, ensuring safe operations, high-quality sample recovery, and adherence to safety standards in remote environments.

Lead end-to-end execution of Mariana's capital project programs from development through construction, owning schedules, budgets, risk management, and cross-functional coordination. Manage and grow a team of Technical Program Managers, drive deployment of capital-project software tools, standardize project development and execution, and partner with finance and business development on capital allocation and project economics.

Design, implement, and validate autonomy software for mining vehicles including perception, localization, mapping, motion planning, and control. Integrate and calibrate LiDAR, camera, radar, IMU/GNSS sensors; build embedded real-time software; develop simulation and data pipelines; and lead bench, rig, and field validation while collaborating with hardware and controls teams.

The Staff Product Manager will own a product domain at Mariana Minerals, focusing on software development for physical systems in mining and minerals processing, requires significant on-site experience and cross-functional leadership.