Supervisor, Mine/Crusher

Company Overview:

MP Materials (NYSE: MP) is rebuilding American industrial capability for a new era of autonomy, robotics, and electrification.

We are the only U.S. company with a fully integrated rare earth supply chain-from mining and refining to advanced metal and magnet manufacturing. Our products include both the critical materials used to make permanent magnets and the finished magnets themselves-enabling next-generation technologies in robotics, automation, aerospace, transportation, defense, and energy systems. These materials are the foundation of physical AI-the convergence of computation, movement, and control.

We hire ambitious, mission-driven people who want to tackle complex challenges and shape the future of strategic industries. Our culture is rooted in teamwork, resiliency, and integrity, with a deep commitment to operational excellence and national purpose. MP is rapidly evolving from a materials producer into a leading U.S. manufacturer-and our people are driving that transformation.

Position Overview:

The Mining / Crushing Supervisor role is located at our mining and processing site in Mountain Pass, California, approximately 50 miles south of Las Vegas. The Mining / Crushing Supervisor manages and coordinates necessary mining and crushing employee assignments in a safe and efficient manner to achieve established mine plan objectives within approved budgets, company guidelines and legal requirements.

Position Responsibilities:

• Interfaces with various departments as necessary to successfully execute safe mining and crushing production along with heavy equipment projects
• Organizes and oversees execution of mine plan and daily maintenance interaction
• Taking part in developing mining / crushing policies and standards
• Coordinating operator development training with focus on, safety procedures, and methods
• Communication and tracking of maintenance work orders and production orders
• Oversight of construction & development projects
• Supervision of mining / crushing crew employees
• Troubleshoot and provide corrective solutions to any safety and production impacts
• Assist short range planning and survey with timely execution clean up and site preparation
• Responsible for motivating personnel to accomplish company objectives
• Conducts performance evaluations that are timely and constructive
• Plan and direct mining operations in a safe and efficient manner to ensure equipment’s operability levels to achieve safe production goals
• Collects and enters production data for reporting KPI’s, productivity, and performance
• Reviews employee timecard accuracy, fixes errors, approves according to payroll schedule
• Review mining / crushing activities and work performance to ensure compliance with all applicable federal and state safety regulations.

Basic Qualifications:

• Minimum 5 years’ experience in mining / crushing operations or an equivalent combination of education and work experience
• Minimum 3 years supervisory or managerial experience preferred
• Excellent time management and organizational skills
• High School Diploma required
• Valid Driver’s License and a good driving record are required in order to drive company vehicles on property

Desired Qualities:

• Proficiency with Microsoft Office software, SAP
• Management skills, including recruiting, hiring, and developing team culture to maximize growth
• Ability to work with all levels and departments within the organization, including senior management
• Ability to work with internal customers and external agencies for compliance & controls
• Intermediate to advanced level of understanding of open pit mining operations and crushing operations
• Effective interpersonal, oral and written communication skills with the ability to interact with all levels of people within and outside the organization

MP Materials is Proud to be an Equal Opportunity / Affirmative Action Employer

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law. Underrepresented groups/Women/Disabled/Veterans are encouraged to apply. Candidates whose disabilities make them unable to meet the position’s requirements will still be considered qualified if they can perform the essential functions of the job with reasonable accommodation.

Your Right to Work - In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment verification document form upon hire.

For Assistance with Application - Alternative methods of applying for employment are available to individuals unable to submit an application through this site because of a disability. Contact Human Resources Department at 702-844-6111; dial 7 when prompted for HR;1700 South Pavilion Center Dr. 8th Floor, Las Vegas, NV 89135 to discuss reasonable accommodation.

Safety Provision - Employees are responsible for following all company, industry and regulatory procedures and laws to ensure a safe work environment for themselves and the company. Employees must have a willingness to promote safety among the workforce, participate in Process Hazard Analysis procedures and Pre-Startup Safety Reviews.

(PPE) Personal Protective Equipment is required when performing work in a mine, manufacturing, outdoor, or plant environment. Required PPE may include, but is not limited to, hard hat, hearing protection, safety glasses, safety footwear, respirator, rubber steel-toe boots, protective clothing, gloves, and any other protective equipment as required.

Working Conditions - Our facility sits at an elevation of 4,700 feet. Employees may be subject to extreme weather conditions when working in an outdoor setting (heat and cold, wind). Work is at an open pit mine or manufacturing/chemical plant setting, which may include exposure to moving mechanical parts, toxic chemicals, risk of electrical shock, explosives, fumes, or airborne particles.

Physical Demands - Manual dexterity; sense of touch; sense of smell; speaking clearly; hearing-speech range; hearing - all ranges; seeing, reading and comprehensions; seeing - distant/near; depth perception; color vision. While performing the job responsibilities, the employee is required to talk and hear. The employee is often required to stand and use their hands and fingers, to handle or feel and to manipulate laboratory equipment. The employee is occasionally required to walk, reach with arms and hands, climb or balance, and to stoop, kneel, crouch or crawl. Vision abilities required by this job include close vision. Employees must pass a full-face respiratory fit test. Employees must be able to lift 50 lbs. Must be able to work in PPE level C. These requirements are representative, but not all-inclusive, of the knowledge, skill, and ability required of the employee.