Chemical Process Engineer
Department: Plant & Process Engineering
Location: San Francisco HQ, Houston, TX
Compensation: $100K – $160K • Offers Equity
Employment Type: FullTime
Role Overview
Mariana Minerals is looking for a highly motivated Process Engineer to work on building the critical minerals supply chain.
As a Process Engineer at Mariana Minerals, you will lead the development and deployment of first-of-its-kind chemical refining processes, while also supporting development of software for capital project execution and automated plant optimization. Responsibilities will include leading equipment scopes from concept through to design, installation, commissioning, ramp, and handover to the operations team.
What You’ll Bring
Lead equipment scopes from concept and modeling validation, through procurement, engineering, fabrication, installation, commissioning, and ramp
Manage external equipment providers, technology licensors, and engineering companies to deliver fully integrated and functional mineral refining scopes.
Build heat and material balances for integrated mineral refineries
Build hydraulic models and develop P&IDs for mineral refineries
Build first-principles-based models of chemical reactors and unit operations to validate and scale-up designs
Identify, evaluate, and implement engineering solutions to optimize process and reactor designs, confirming functionality and performance under various operating conditions
Work closely with cross-functional teams including lab technicians, pilot plant engineers, process engineers, project execution teams, and more to scale designs from lab through to commercial scale
Work closely with the software and machine learning teams to automate capital project execution workflows and develop reactor and plant optimization algorithms
What You’ll Bring
Strong understanding of engineering fundamentals and demonstrated ability to leverage the understanding to solve challenging problems
Experience with equipment engineering and design. Including but not limited to:
Brownfield equipment modifications and upgrades
Greenfield equipment design
Evaluation and optimization of operating equipment
Experience with the following industries and/or production environments:
Industrial manufacturing
Large-scale mining or mineral processing
Large-scale chemical production processes
Engineering, procurement, and construction firms
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