Supervisor, Machining

Job Description

Job Description

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:

MP Materials is seeking an experienced, detail-oriented Production Supervisor who will be responsible for building and leading a team of operators and technicians that will transform raw materials into finished rare earth magnets in our greenfield manufacturing facility. This is a rare opportunity to have an early role in the restoration of a critical manufacturing capability to the USA. The ideal candidate will be a hands-on Supervisor with experience in leading and developing a large team of operators in a 24/7 industrial operation. The new facility will contain a broad range of chemical, mechanical, and thermal processes. The Production Supervisor will plan and manage resources across all processes to meet the production schedule. Following start of production, the Production Supervisor will be assigned to a 12hr Rotating Shift Schedule. 

Position Responsibilities:

• Schedule and manage work of manufacturing operators to ensure on time completion of each step of the operation 

• Focused on managing the production of MP’s Finishing operations including Machining, Passivation and Cleaning, Packaging, and Inspection

• Monitor labor efficiencies and redeploy labor as required to meet the production schedule 

• Monitor manufacturing processes to assure product yields and quality standards are met 

• Manage operational performance to established KPI’s and identify and track other leading metrics 

• Partner with Production Engineering, Maintenance, and Quality teams to identify improvement opportunities, investigate process deviations, and implement robust 

corrective actions 

• Actively participate in continuous improvement projects (CIP) such as Kaizens 

Basic Qualifications:

• 3-5 years of experience in an industrial manufacturing environment 

• Experience managing and training operators 

• Knowledge of 5S and Lean Manufacturing principles 

• Experience in Quality Systems ISO 9001 and/or IATF 16949 

• Hands-on approach to identifying and solving problems 

• Strong computer skills 

• Ability to work in a fast-paced environment managing multiple priorities 

• Computer literacy 

Preferred Skills:

• Fluency in Spanish 

• 5S and Kaizen implementation experience 

• ERP experience 

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 View phone number on ziprecruiter.com; dial 7 when prompted for HR; 1700 South Pavilion Center Dr. 8th Floor, Las Vegas, NV 89135 to discuss reasonable accommodation.