Senior Engineer, Magnet Technology

Position Overview MP Materials is seeking a Senior Engineer to join the Magnet Technology group to support development technologies for advanced manufacturing to produce high-performance rare earth permanent magnets. In this role, the Senior Engineer will lead R&D projects to optimize the materials and processing of magnets, including casting, powder processing, pressing, sintering, recycling, and more. Responsibilities include designing custom experimental setups, running experimental campaigns on pilot-scale equipment, and materials characterization using techniques such as magnetometry, microscopy, and chemical analysis. The Senior Engineer will manage and mentor a team of engineers and technicians to deliver new, scalable technologies for manufacturing rare‑earth permanent magnets. This is a rare opportunity to play a key role in returning an essential manufacturing capability to the USA. Responsibilities Lead experimental projects, overseeing project planning, execution, and delivery of scalable new materials and processes for rare‑earth permanent magnets. Design and conduct experiments to optimize new materials and processes for rare‑earth permanent magnets. Leverage materials characterization techniques including SEM, XRD, LECO, etc. to fundamentally understand the underlying mechanisms of magnetic properties. Supervise and mentor junior engineers and technicians, providing technical guidance in metallurgical materials and fostering a culture of continuous learning and professional development. Collaborate with process and product development teams to leverage pilot equipment and scale new technologies. Work closely with EHS to ensure that all work is done to ensure world‑class health and safety, and full compliance with relevant environmental regulations. Engage external institutions including university researchers, strategic partners, and government laboratories to add value from new technologies and applied research. Represent MP Materials within the industry by publishing in technical and trade journals and presenting at conferences. Other duties as assigned. Basic Qualifications Ph.D. in Materials Science & Engineering, Metallurgy, Physics, or related field. 5+ years of industry experience in casting, pressing, sintering, or heat treatment of metals and/or ceramics. Experience with metallurgical manufacturing processes and materials characterization methods. Deep understanding of materials, thermodynamics, and kinetics. Agile researcher, adept at identifying untested questions about materials and the interactions between processing, structure, and performance. Excellent written and verbal communication skills. Desired Qualities Experience with manufacturing of rare earth materials and permanent magnets. Experience leading technical development projects and direct reports, with the ability to prioritize and manage multiple concurrent projects. Strong skills in analyzing experimental data using tools such as Python, MATLAB, or statistical software to draw actionable insights and guide decision‑making. Lifelong learner able and enthusiastic to apply existing skills and experiences to new problems. 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. Seniority Level Mid‑Senior level Employment Type Full‑time Job Function Engineering and Information Technology Industries Manufacturing Referrals increase your chances of interviewing at MP Materials by 2x MP Materials is Proud to be an Equal Opportunity / Aff 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 click.appcast.io; dial 7 when prompted for HR; 1700 South Pavilion Center Dr. 8th Floor, Las Vegas, NV 89135 to discuss reasonable accommodation. #J-18808-Ljbffr MP Materials