Commercial Counsel

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 looking for an experienced and motivated Commercial Counsel to join our growing legal team. This is a hands-on, generalist role for a transactional attorney who thrives in an operational environment — you will be the primary legal resource supporting Mariana’s procurement, construction, and project delivery teams. Your work will center on the vendor and contractor relationships that power our mining operations, from equipment supply and engineering services to large-scale construction contracts. You will play a key role in building the legal infrastructure — playbooks, templates, and processes — that allows the company to move fast without sacrificing legal protection. What You’ll Do Lead drafting, review, and negotiation of a wide variety of commercial agreements, including NDAs, MSAs, supply and procurement agreements, offtake agreements, software agreements, and professional services agreements Build and maintain scalable contract playbooks, standard form agreements, fallback positions, and negotiation guidelines to enable efficient and consistent contracting across the organization Collaborate with cross functional teams to improve the company’s contract workflows, including streamlining negotiation, tracking, and execution and identifying opportunities to leverage automation Provide practical and business-oriented advice to cross functional teams on a variety of matters, including IP issues, risk mitigation, contract interpretation Support the small but growing legal team on ad hoc matters as needed Desired Qualifications J.D. from a top accredited law school and active bar membership in good standing 5-7+ years of experience as a transactional or commercial attorney, with meaningful exposure to drafting and negotiating commercial contracts (law firm and/or in-house experience) Strong drafting, negotiation, and analytical skills, with the ability to translate complex legal issues into clear, practical guidance for non-legal stakeholders Ability to work independently, manage multiple competing priorities, and operate effectively in a fast-moving, resource-constrained environment with limited direction High degree of ownership and accountability Experience in the mining, energy, construction, or other capital-intensive industry Experience supporting large scale commercial contracting projects May include limited travel expectations as needed. 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.

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