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Senior Mechanical Engineer – Plant Operations & Upgrades

Listing for: MP Materials
Full Time position Listed on 2026-11-12
Job specializations:
Salary/Wage Range or Industry Benchmark: 120000 - 150000 USD Yearly USD 120000.00 150000.00 YEAR

Job Description & How to Apply Below

MP Materials in Mountain Pass, CA seeks a Senior Mechanical Engineer to support design, operation, maintenance and continuous improvement of mechanical systems across our industrial facilities. You will troubleshoot equipment issues, lead capital projects, and drive reliability and safety improvements.

The role requires collaboration with operations, maintenance, and engineering teams to develop practical solutions that enhance equipment performance and align with business objectives.

Join us at MP Materials as our next Senior Mechanical Engineer – Plant Operations & Upgrades in CA, United States.

We invite applications for the Senior Mechanical Engineer – Plant Operations & Upgrades position located in CA, United States.

The following opportunity is for a Senior Mechanical Engineer – Plant Operations & Upgrades with MP Materials.

Our organisation is growing, and we are hiring a Senior Mechanical Engineer – Plant Operations & Upgrades in CA, United States.

Position Requirements

10+ Years work experience
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