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 Head of Recruiting to build and scale a world-class talent function that supports Mariana’s rapid growth. This leader will own end-to-end recruiting strategy, execution, and infrastructure, balancing high-quality hiring with speed and efficiency. You will design and operationalize recruiting systems, drive cross-functional hiring programs, and build a strong recruiting team. This role requires a blend of strategic leadership, recruiting operations depth, and strong program/project management capabilities to scale hiring in a structured, repeatable way. What You’ll Do Own and execute the company-wide hiring strategy across technical and business roles Build, lead, and develop a high-performing recruiting team Design and optimize recruiting operations, processes, and systems (ATS, tooling, workflows) Drive recruiting as a program: planning, tracking, and delivering against hiring goals with clear metrics Partner with leadership to forecast hiring needs and translate business goals into hiring plans Implement scalable interview processes with strong signal, consistency, and candidate experience Improve time-to-fill, quality of hire, and recruiter productivity through operational rigor Manage external partners (agencies, vendors) where needed Ensure a high-quality, consistent candidate experience across all touchpoints Own recruiting data, analytics, and reporting-establishing dashboards and metrics to track funnel health, hiring efficiency, and quality of hire, and using insights to continuously improve outcomes Build and scale strategic recruiting programs (e.g., internal mobility, diversity & inclusion, university recruiting, and talent pipelines) to support long-term workforce planning and company growth Desired
Qualifications 15+ years of recruiting experience, with 7–10 years in leadership roles Proven track record of scaling recruiting functions in high-growth environments Strong experience in recruiting operations (process design, tooling, systems) Demonstrated expertise in program/project management applied to hiring (planning, execution, tracking) Experience hiring across technical and business roles Data-driven mindset with strong analytical and problem-solving skills Ability to operate both strategically and hands-on in a fast-paced environment Strong stakeholder management and executive communication skills
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.
Diamond/Core Driller Assistant
RC Drill Assistant
Project Engineering Manager - Houston
Analytical Chemist - Instrumentation & Systems
Engineering Manager, Piping & Stress Analysis
Salary
$160,000 - $200,000
Location
San Francisco, California, US
Experience
15+ years
Last stage
Series A
Investors
No applications, no recruiter spam. Just the intro.
A few questions to make sure this role is the right shape for you. Two minutes.
I write the intro, send it to the founder, and handle the back-and-forth.
If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.