Mariana Minerals is a software-first, vertically integrated minerals company on a mission to supply the critical minerals powering modern energy, AI, and defense technologies. We’re reimagining the minerals supply chain by combining deep industry expertise with advanced software, automation, and data-driven decision-making.
Role OverviewMariana Minerals is looking for an Electrical & Instrumentation Designer to work on building the critical minerals supply chain.
As an Electrical & Instrumentation Designer at Mariana Minerals, you will lead the configuration of projects in AutoCAD Electrical (or similar software packages), develop best practices and workflows for drafting and modeling, and support drafting and modeling activities from conceptual engineering through to detailed design.
What You’ll Do
Configure new projects in AutoCAD Electrical
Setup project databases, symbol libraries, and drawing templates
Draft single-line diagrams (SLDs) and electrical one-lines
Configure and draft schematic wiring diagrams, loop drawings, and instrument location plans
Develop and draft cable tray and conduit routing layouts, grounding plans, and instrument index lists
Define requirements for third party electrical equipment models, vendor schematics, and instrument datasheets to integrate into Mariana Minerals hosted AutoCAD Electrical environment
Define requirements for third party EPC companies to complete detailed engineering
5+ years of experience with AutoCAD Electrical
CAD admin experience
2D drafting experience. SLDs, schematics, loop drawings, cable schedules, etc.
3D modeling experience. Cable tray routing, conduit layout, instrument placement, etc.
Extreme Ownership – We take full responsibility for outcomes, relentlessly driving toward solutions.
Engineer Out Requirements, then Automate – We simplify, optimize, and then automate for scale.
Share Your Legos – We collaborate openly, share knowledge, and empower each other to build bigger, better solutions.
Join us as we build the future of responsible mineral sourcing and supply.
Skills Required
- 5+ years of experience with AutoCAD Electrical
- CAD admin experience
- 2D drafting experience (SLDs, schematics, loop drawings, cable schedules)
- 3D modeling experience (cable tray routing, conduit layout, instrument placement)
What We Do
Mariana Minerals is a software-first, vertically integrated minerals company focused on supplying critical materials for energy, AI, and defense technologies. It combines digital infrastructure with mineral project development to secure reliable and sustainable supply chains.
