Human Resources Generalist en MP Materials

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 HR Generalist is responsible for supporting a wide range of HR functions including employee relations, recruitment, onboarding, benefits administration, compliance, and performance management. This role serves as a key point of contact for employees and managers, ensuring HR policies and programs are effectively implemented and aligned

Position Responsibilities:

• Provide day-to-day support to employees and managers on HR-related inquiries and issues.
• Administer employee lifecycle processes including onboarding, offboarding, and internal transfers.
• Support recruitment efforts by coordinating job postings, screening candidates, and scheduling interviews.
• Assist in the administration of benefits programs and respond to employee questions.
• Maintain HR records and ensure data accuracy in HRIS systems.
• Support employee relations by helping resolve workplace issues and ensuring compliance with company policies.
• Assist in the development and implementation of HR policies and procedures.
• Coordinate training and development initiatives in partnership with L&D.
• Ensure compliance with federal, state, and local employment laws and regulations.
• Prepare HR reports and metrics for leadership review.

Basic Qualifications:

• Bachelor’s degree in Human Resources, Business Administration, or related field.
• 2–4 years of experience in HR or related roles.
• Working knowledge of employment laws and HR best practices.
• Experience with HRIS systems (e.g., Workday, ADP, BambooHR).
• Strong interpersonal, communication, and organizational skills.
• Ability to handle sensitive information with discretion and professionalism.

Desired Qualities:

• PHR or SHRM-CP certification.
• Experience in a fast-paced or multi-site environment.
• Proficiency in Microsoft Office Suite or Google Workspace.
• Problem-solving mindset and a proactive approach to HR service delivery.

MP Materials is Proud to be an Equal Opportunity / Affirmative Action Employer - EEO is The Law. 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 702-625-5679; 1700 South Pavilion Center Dr. 8th Floor, Las Vegas, NV  89135 to discuss reasonable accommodation.