"minerals processing" Jobs
182 open tech roles matching “minerals processing”, taken straight from company career pages — not reposted from other job boards. Every listing is re-checked daily and closed roles are removed.
Showing 20 of 182 results
Join Mariana Minerals as a Process Maintenance Technician to ensure the reliability and safety of mining operations.
Join Mariana Minerals as a Process Maintenance Technician to ensure the reliable operation of processing facilities in a safety-sensitive environment.
Operate heavy material-processing equipment for the efficient recycling of copper in a hands-on role at Mariana Minerals.
Join Mariana Minerals as a Staff Process Engineer to design and operate innovative refining processes for critical minerals in Houston.
Join Mariana Minerals as an Extractive Metallurgist to optimize mineral processing systems in a fast-paced startup environment.
Join Mariana Minerals as a Senior Process Engineer to lead chemical process development and scale-up in a fast-paced environment.
Join Mariana Minerals as an Engineering Technician to support recycling operations with hands-on mechanical skills and technical documentation expertise.
Join Mariana Minerals as a Process Plant Technician to support daily operations in a critical minerals supply chain.
Join Mariana Minerals as a Sr. Process Engineer to lead innovative refining processes for critical minerals in a hands-on role.
Join Mariana Minerals as a Staff Process Modeling Engineer to develop next-generation refining processes for critical minerals.
Join Mariana Minerals as an R&D Metallurgist to advance hydrometallurgical testing programs in a hands-on laboratory role.
Lead the development of innovative chemical refining processes at a software-first minerals company.
Lead the design and deployment of pilot-scale mechanical systems for a next-generation minerals processing plant in Houston.
Lead the development of innovative chemical refining processes at a software-first minerals company.
Join Mariana Minerals as a Maintenance Mechanic, responsible for maintaining heavy mobile equipment in a mining environment.
Join Mariana Minerals as a Materials Engineer to design and optimize processes for novel material synthesis in a growth-focused environment.
Join Mariana Minerals as a Pilot Plant Technician to support innovative refining processes for critical minerals in a hands-on role.
Lead the development and execution of mineral processing strategy at KoBold Metals, focusing on the Mingomba copper project in Zambia.
Lead the development and deployment of innovative chemical refining processes at a software-first minerals company.
Join Mariana Minerals as a Mechanical Engineer to support innovative refining processes for critical minerals in a dynamic pilot plant environment.