# Mine Planner

**Company:** [Mariana Minerals](https://hotfix.jobs/companies/mariana-minerals)
**Location:** San Francisco, CA
**Role:** Other
**Salary:** $140k – $175k/yr
**Experience:** 7+ years
**Skills:** mine planning, pit optimization, phase design, sequencing, economic evaluation, deswik, whittle, vulcan, mineplan, leapfrog, npv analysis, long-range planning
**Posted:** 2026-07-21

> Senior Mine Planner leading strategic long-range mine planning, multi-pit optimization, and portfolio evaluation to maximize NPV and guide capital allocation decisions for mining projects. Requires 5+ years experience with tools like Deswik/Whittle and expertise connecting technical plans to corporate strategy.

## Job Description

## What You’ll Do

### Strategic Opportunity Evaluation
- Lead technical mine planning input for project screening, opportunity evaluation, and portfolio-level decision making
- Develop high-level mine concepts, production profiles, and sequencing options to support investment, acquisition, and development decisions
- Partner with geology, metallurgy, and commercial teams to evaluate trade-offs between scale, timing, risk, and value

### Long-Range Mine Planning & Optimization
- Own and develop long-range (LOM) mine plans that maximize NPV, operational flexibility, and strategic optionality
- Perform multi-pit optimization, phase sequencing, and cutback strategy development across complex deposits
- Evaluate alternative development strategies, mining rates, and sequencing scenarios to support robust decision making

### Enterprise Planning Standards & Governance
- Define and maintain company-wide standards, methodologies, and assumptions for short-, medium-, and long-term mine planning
- Establish consistent approaches to mine design, scheduling, economic evaluation, and scenario analysis across all projects
- Review and challenge mine plans produced by internal teams and external consultants to ensure technical rigor and alignment with company standards

### Cross-Functional Integration
- Work closely with geology, geotechnical, processing, infrastructure, and operations teams to ensure mine plans are fully integrated and technically sound
- Translate long-range strategic plans into clear planning frameworks that downstream engineering and operations teams can execute against
- Serve as the technical authority for mine planning decisions across the organization

### Technical Leadership & Capability Building
- Mentor and guide mine planners and engineers across the company, raising the overall quality and consistency of planning work
- Contribute to the development of internal tools, templates, and workflows that improve planning efficiency and decision quality
- Stay current on industry best practices, software, and optimization techniques, bringing new ideas into the organization

## Desired Qualifications
- Bachelor’s degree in Mining Engineering or a closely related field (Master’s preferred)
- 5+ years of mine planning experience, with a strong emphasis on long-range planning, optimization, and strategic evaluation
- Demonstrated expertise in pit optimization, phase design, sequencing, and economic trade-off analysis
- Strong proficiency with modern mine planning and optimization tools (e.g., Deswik, Whittle, Vulcan, MinePlan, Leapfrog)
- Experience evaluating complex, multi-pit or multi-deposit mining projects
- Ability to think at both the technical and strategic level, connecting mine plans to capital decisions and long-term value creation
- Strong communication skills and confidence operating as a senior technical authority
- Experience working in fast-moving, project-driven or greenfield environments
- Experience supporting early-stage studies (conceptual, PEA, PFS, FS) and corporate-level project evaluations
- Professional Engineer (P.Eng or equivalent), or eligibility

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