BIM Design Engineer

Mariana Minerals; San Francisco (CA); On-site; USD 90,000 - 140,000; Full time

Job summary

Mariana Minerals is seeking an experienced CAD Designer to develop and maintain 2D/3D drawings and models using AutoCAD Plant 3D, Civil 3D, and Revit. You will support multi-disciplinary layouts, coordinate with engineers, and uphold CAD standards across projects.

Join a software-driven minerals company focused on responsible sourcing, automation, and digital delivery workflows. Strong BIM skills and scripting basics are valuable for optimization and efficiency improvements.

Qualifications

• 3+ years of CAD design or BIM drafting experience in industrial, mining, manufacturing, or infrastructure projects.
• Strong proficiency in AutoCAD and BIM tools; capable of producing accurate 2D/3D drawings.
• Ability to coordinate across disciplines and maintain CAD/BIM standards.

Responsibilities

• Develop, update, and maintain 2D/3D drawings and models using AutoCAD Plant 3D, Civil 3D, and Revit.
• Support multi-disciplinary layouts including equipment and general arrangement plans.
• Maintain CAD standards across projects and ensure high accuracy.
• Support BIM and digital delivery workflows with model cleanup and coordination.
• Assist automation efforts with Python, PowerShell, and AutoLISP.
• Prepare drawings for design reviews, construction, and field execution.

Skills

Cross-disciplinary collaboration

Attention to detail

Problem solving

Tools

AutoCAD Plant 3D

Civil 3D

Revit

Python

PowerShell

AutoLISP

Job description

About Mariana Minerals

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.

What You’ll Do

• Develop, update, and maintain 2D and 3D drawings and models using AutoCAD Plant 3D, Civil 3D, and Revit

• Support multi-disciplinary layouts, including:

• Equipment and general arrangement plans

• Civil drawing support

• Maintenance of CAD standards across projects

• Ensure high accuracy and quality of drawings and models, with strict adherence to project and company standards

• Support BIM and digital delivery workflows, including:

• Model cleanup, coordination, and standardization

• Assist with automation and efficiency improvements using basic scripting and tools such as Python, PowerShell, AutoLISP

• Prepare drawings and models for design reviews, construction, and field execution

• Maintain organized project files, templates, and documentation in accordance with internal CAD/BIM standards

• Collaborate closely with engineers, project managers, and external consultants to provide drafting and modeling support

• Assist with laser scanning registration from LiDAR and SLAM based scanners

What You’ll Bring

• 3+ years’ experience as a CAD Designer, CAD Drafter, BIM Designer or similar role

• Strong proficiency in AutoCAD (Civil 3D, Plant 3D Preferred)

• Experience working on industrial, mining, manufacturing, or infrastructure projects (preferred)

• Ability to work across multiple disciplines, not limited to a single trade

Our culture is built on four principles:

Everyone Gets Home Safe. We never put speed or cost ahead of people.

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!