Machine Learning Engineering Intern

Mariana Minerals

Posted 3 months ago

Internship

San Francisco, California

In Person

Smart Summary

Responsibilities

The intern will build and experiment with machine learning models to solve real-world industrial problems. They will also support the development of data pipelines, feature engineering, and model evaluation while collaborating with domain experts.

Qualifications

Mariana Minerals is seeking a Machine Learning Engineering Intern with a strong foundation in machine learning, statistics, and Python. The ideal candidate is currently pursuing a degree in Computer Science, Machine Learning, or a related field and has hands-on experience with ML frameworks such as PyTorch or TensorFlow. Good communication skills and the ability to work independently are also important for this role.

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.

The Role

We are hiring a Machine Learning Engineering Intern to work on real, high-impact problems within our applied ML and operations team. You will contribute directly to building and improving models that influence real-world industrial systems and decision-making.

This role is designed to provide hands-on experience building and deploying machine learning solutions in production-like environments. You will work closely with engineers and domain experts to understand complex systems and apply ML techniques to improve performance, efficiency, and reliability.

What You’ll Do

  • Work on a defined ML project with clear deliverables by the end of the internship

  • Build and experiment with models using Python, PyTorch/TensorFlow, or similar tools

  • Analyze real-world datasets to identify patterns, anomalies, and optimization opportunities

  • Support development of data pipelines, feature engineering, and model evaluation

  • Collaborate with engineers and domain experts to understand system behavior and constraints

  • Run experiments, validate results, and iterate based on findings

  • Document your work and present outcomes and learnings at the end of the internship

Qualification

  • Currently pursuing a degree in Computer Science, Machine Learning, Data Science, Chemical Engineering, or related field

  • Strong fundamentals in machine learning, statistics, and/or data analysis

  • Proficiency in Python and familiarity with ML frameworks (PyTorch, TensorFlow, etc.)

  • Hands-on experience through projects, coursework, or internships

  • Ability to break down problems and execute independently

  • Clear communication skills and willingness to learn in a fast-paced environment

Why Join Us?

At Mariana Minerals, you’ll be part of a mission-driven team reshaping the way critical minerals are sourced and supplied globally. You’ll have the autonomy to make big decisions, the tools to innovate, and a culture that values ownership, smart automation, and collaboration.

Our culture is built on three principles:

  • 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.

Mariana is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected status.

Mariana Minerals

Mariana Minerals is a software-first, vertically integrated minerals company focused on supplying the minerals critical to modern energy, AI, and defense technologies.
Runway Icon
Boost Your Interview Chances

With Runway

See Your Fit for This Role

1-5 min

Your Score

?

Top Applicants

90%

Your Job Search Advantage

Key Gaps & Next Steps:

Address these in your resume & Interview

Top Strengths For This Role

Highlight these in your cover letter & interview

Your Interview Guide

A Personalized Interview Strategy

Freshest Opportunities

Never Miss a Good Fit

Get notified when jobs mach your criteria