Head of Recruiting & HR

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Human Resources Manager Full Time Mountain Pass, CA, US

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

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. MP is rapidly evolving from a materials producer into a leading U.S. manufacturer—and our people are driving that transformation.

The Manager of Human Resources plays a pivotal role in shaping and executing the human capital strategy to support the organization's overall business objectives. This position is responsible for overseeing numerous HR functions, including talent acquisition, employee relations, performance management, and compliance with labor laws across all sites. The Manager will collaborate closely with senior leadership to align HR initiatives with organizational goals and drive continuous improvement in workforce effectiveness. Lead and manage the full spectrum of human resources activities including recruitment, onboarding, training, performance evaluation, and employee development.

Develop, implement, and update HR policies and procedures to ensure compliance with federal, state, and local employment laws and regulations.

Serve as a trusted advisor to management and employees on HR-related matters, including conflict resolution, disciplinary actions, and workforce planning.

Drive employee engagement initiatives and diversity, equity, and inclusion programs to cultivate a positive and inclusive workplace culture.

Analyze HR metrics and prepare reports to inform leadership decisions and identify opportunities for organizational improvement.

Oversee employee relations and ensure timely and effective resolution of workplace issues and grievances.

Coordinate with external vendors and legal counsel as necessary to support HR operations and compliance.

Bachelor’s degree in Human Resources, Business Administration, or a related field.

At least 5 years of progressive experience in human resources management or a similar role.

S. labor laws and HR best practices

Experience managing employee relations, recruitment, and performance management processes.

Experience with HRIS systems and data analytics tools, e.g. Desired Qualities:

Master’s degree in Human Resources Management, Organizational Development, or related discipline.

Professional HR certification such as SHRM-CP or PHR/SPHR.

Demonstrated success in leading diversity, equity, and inclusion initiatives.

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.

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.

The employee is often required to stand and use their hands and fingers, to handle or feel and to manipulate laboratory equipment.