MP Materials · 2 months ago
Senior Process Control Engineer-Onsite
Mountain Pass, CA
Full-time
Onsite
Senior Level
$150K/yr - $170K/yr
7+ years expMP Materials Corp. is the only U.S. company with a fully integrated rare earth supply chain, enabling next-generation technologies. The Senior Process Control Engineer will support plant operations and process improvement projects, interfacing with various stakeholders to enhance operational efficiency.
IndustrialMiningSustainability
Responsibilities
Work within the PLC/SCADA environment to support plant operations
Update and develop new graphics within the SCADA GE iFix and Ignition HMI applications
Ladder logic, function block, and structured text programming in RSLogix
Support Ethernet-based network infrastructure
Troubleshoot and installation support for actuated valves, instruments, various process equipment, remote I/O panels, SCADA servers & workstations
Review of engineering documents for capital and internal projects
Oversight of controls aspects of new construction activities
Follow design, project management, and document control standards
Design proper control schemes and strategies and work with process engineers to understand the plant operation requirements
Manage the PI data historian tag list, graphical displays, and reports
Work with operations to identify bottlenecks and create solutions
Complete any other tasks as needed or as directed by management
Qualification
Required
BS degree in Engineering, or a related field, preferred
7+ years of experience as a process control engineer in a chemical, mining, petroleum, or heavy industrial setting
Must be authorized to work in the United States
A Valid Driver's License and good driving record are required to drive company vehicles on the property
Demonstrated experience and competence in Rockwell Automation programming platforms
Experience with PFDs, P&IDs, control narratives, and instrumentation wiring diagrams
Full-time onsite
Preferred
Work experience with Ignition (Perspective) and/or iFix HMI platforms, OSI Pi
Solvent Extraction, Chlor-Alkali, or Co-Gen power plant experience is a plus
Hands-on experience with heavy industrial equipment troubleshooting
Experience with process optimization/tuning of closed-loop control systems
Company
MP Materials
MP Materials provides a sustainable, low-cost supply chain of coveted materials that help power the modern economy.
1001-5000 employees
H1B Sponsorship
MP Materials has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (9)
2024 (5)
2023 (2)
2022 (3)
2020 (2)
Funding
Current Stage
Public CompanyTotal Funding
$2.38BKey Investors
JP Morgan ChaseU.S. Department of DefenseDepartment of Defense’s Office of Strategic Capital (OSC)
2025-08-25Post Ipo Debt· $275M
2025-07-16Post Ipo Equity· $650M
2025-07-10Post Ipo Equity· $400M
Leadership Team
Alan Lund
Executive Vice President, Magnetics
Recent News
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2026-01-07
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2026-01-06
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2026-01-05
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