Commissioning & Completions Manager bei 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 Commissioning & Completions Manager will play a key role in supporting the turnover process from construction to commissioning and ultimately to operations, ensuring all project systems are properly documented, inspected, and handed over efficiently. This position will focus on coordinating construction, quality assurance, and completions activities, working closely with contractors, commissioning team, and project stakeholders. The ideal candidate will assist in tracking completions progress, managing documentation, facilitating walkdowns, and ensuring quality compliance to support a smooth transition through project phases. This role reports directly to the Director, Construction and Commissioning and collaborates with construction, engineering, and operations teams.

Position Responsibilities:

• Develop and maintain the commissioning execution plan, schedule, and resource forecasts.
• Lead daily commissioning coordination meetings to align disciplines, contractors, and vendors.
• Manage Commissioning Superintendents, assigning system priorities and ensuring execution readiness.
• Coordinate and facilitate PSSRs, energization reviews, and turnover walkdowns with operations and EHS.
• Drive execution of pre-commissioning, commissioning , and startup work in alignment with the completions system and project turnover strategy.
• Interface with engineering to resolve design or scope gaps that impact commissioning.
• Monitor progress and punch list closure to support system handover targets.
• Maintain alignment between commissioning and construction to avoid work conflicts and ensure safe system transitions.
• Lead cause & effect testing, operational testing, and performance verification efforts.
• Ensure commissioning documentation (check sheets, red lines, punch lists) is completed, signed off, and entered into the completions system (e .g ., Hexagon). 
• Provide weekly reporting to project leadership on commissioning progress and system readiness.

Basic Qualifications:

• 12+ years of experience in commissioning and startup of industrial or capital projects.
• Demonstrated leadership of multi-discipline commissioning teams across complex project scopes.
• Strong technical knowledge across mechanical, electrical, instrumentation, and process systems.
• Proficient in interpreting P&IDs, control narratives, C&E matrices, and loop drawings.
• Experience with completions systems (e .g., Hexag on Smart Completions) and turnover workflows.
• Strong communication and coordination skills across field and office teams.

Desired Qualities:

• Previous experience in an Owner’s role on major capital projects.
• Ability to manage competing priorities in a dynamic startup environment.
• Collaborative leadership style with a focus on mentoring and team development. 
• Commitment to safety, quality, and disciplined execution.

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.