Heavy Mobile Equipment Mechanic | Mountain Pass, CA

March 28, 2026
$35 - $46 / hour
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Job Description

Company: MP Materials

Location: Mountain Pass, California, United States

Category: Maintenance and Mechanical

Job Type: Full-time

Experience Level: Senior-Level

Job Summary
MP Materials is seeking a Heavy Mobile Equipment Mechanic to maintain and repair heavy mining equipment across open-pit operations.

This role focuses on diagnostics, preventive maintenance, and repair of critical mobile equipment to ensure safe and reliable operations.

Key Responsibilities

  • Diagnose, repair, and maintain heavy mining equipment (haul trucks, dozers, loaders, excavators)
  • Perform preventative maintenance on hydraulic, engine, and powertrain systems
  • Repair and replace major components (engines, transmissions, final drives, etc.)
  • Troubleshoot equipment using diagnostic tools and manuals
  • Perform welding, cutting, and fabrication tasks
  • Maintain service records and document work performed
  • Coordinate maintenance activities with operations teams
  • Ensure compliance with safety and environmental standards
  • Maintain clean and organized work areas

Qualifications
– High school diploma
– 5+ years of experience in heavy equipment maintenance

Additional Experience May Include

  • Experience in open-pit mining environments
  • Experience with hydraulic systems and heavy machinery diagnostics
  • Welding and fabrication experience
  • Experience with diagnostic software and OEM systems

What We Can Offer You

  • Hourly pay: $34.52 – $46.49
  • Medical, dental, and vision insurance
  • 401(k) with employer match
  • Paid time off
  • Career development opportunities

Why This Role Matters
This role is critical to ensuring equipment reliability, minimizing downtime, and supporting continuous mining operations.

Apply
👉 Apply online: https://workforcenow.adp.com/mascsr/default/mdf/recruitment/recruitment.html?cid=2025028d-7acd-4c20-b3da-c49a0d760dac&ccId=19000101_000001&jobId=536934&lang=en_US

⚠️ Disclaimer
This job is shared for informational purposes. WeMineUp is not affiliated with the hiring company. Please apply through the official company process.