Sr. Data Engineer

Mariana Minerals, a vertically integrated critical minerals company, seeks a Senior Data Engineer to build and maintain the data infrastructure for its proprietary PlantOS platform. This role involves designing end-to-end data pipelines, schemas, and contracts that transform messy industrial sensor and lab data into trustworthy datasets for autonomous refining operations and machine learning models. By owning a specific data domain, the engineer ensures system reliability and data quality essential for the company's commercial lithium production facility.