Operations Supervisor

MP Materials Corp. • Mountain Pass, CA

2d • Onsite

About The Position

As an Operations Supervisor at our Mountain Pass site, you will serve as a frontline leader, driving safe, efficient, and disciplined daily plant operations. You’ll lead by example, championing safety, maximizing performance, and instilling a culture of accountability, ownership, and pride. This role demands strong leadership in both field and control room settings, sound decision-making under pressure, and the ability to foster a team-oriented culture where safe, consistent, and high-quality results are the standard.

Requirements

• A proven leader with at least 3 years of experience in chemical, mining, or heavy industrial operations.
• Deep working knowledge of processing systems, equipment, and safety-critical operations.
• Comfortable with fieldwork and process oversight—from control rooms to pump pads.
• Able to build trust, give direct feedback, and uphold standards without micromanaging.
• Safety-focused, integrity-driven, and mission-aligned.
• Familiar with SCADA, PLC/HMI systems, Process Data Visualization and Historian Interfaces.
• Familiar with mechanical systems: kilns, dryers, thickeners, filter presses, pumps, valves, reactor tanks, wet scrubbers, heat exchangers.
• Valid driver's license and clean record (required to operate company vehicles).

Nice To Haves

• Able to read and apply PFDs and P&IDs for process oversight.
• Chemical Processing (Experience in solvent extraction, hydrometallurgy, chlor-alkali, ion exchange, and wet chemistry operations).
• Must be proficient in Microsoft Office (Word, Excel and Outlook)
• Experience with ERP and payroll/HR systems preferred
• Excellent written and verbal skills required

Responsibilities

• Lead and support a team through daily operations in mineral processing and chemical productions.
• Frontline leadership, in the field, with your team.
• Ensure execution of daily plans is safe, efficient, and aligned with production goals.
• Drive a strong, team-first culture grounded in accountability, communication, and performance.
• Solve problems in real time, monitor production data, troubleshoot issues, and escalate appropriately.
• Set clear expectations, hold the line, and train team members to develop technical and leadership skills.
• Collaborate with cross-functional teams & leads and communicate clearly up and down the chain.
• Ensuring compliance with safety procedures, environmental protocols, and HR policy.
• Handle other operational tasks as assigned by leadership.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed