Mariana Minerals
As a Mechanical Engineer at Mariana Minerals, you will lead the design, development, and commissioning of innovative chemical refining processes for critical minerals supply chains. This role encompasses responsibilities such as creating plant layouts, preparing equipment specifications, and collaborating with multidisciplinary teams to ensure designs meet project requirements and industry standards. You will apply your expertise in solids-handling systems and mechanical design software while supporting construction and commissioning efforts throughout various project phases.
Company Size
1-10 employees
Mariana Minerals is a software-first, vertically integrated minerals company and the world's only software-first minerals project developer and operator. The company is focused on supplying critical minerals — including copper, lithium, nickel, cobalt, and rare earth metals — essential to modern energy, AI, and defense technologies. Headquartered in San Francisco with an engineering office in Houston, Mariana Minerals develops and operates mineral projects through a technology-driven approach.
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for Mariana Minerals.
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