Mp Mine Operations LLC

Their homepage, crawled JUL 31, 2026

At a glance

EmployeesNot reported

In business sinceNot reported

Industry

Nonferrous Metal (except Aluminum) Smelting and Refining

HeadquartersMountain Pass, CA

SAM.gov UEILMH9HU12L187

CAGE code88VQ2

Incorporated inDE

• rare earth materials
• magnets
• Mountain Pass
• Texas
• transportation
• robotics
• defense
• aerospace

Open positions

Openings read from Mp Mine Operations LLC’s own job board on ADP, last checked OCT 26, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.

• Security Lead
  Mp Mine Operations LLC · Mountain Pass, CA, US · posted OCT 24, 2026
• Operations Supervisor
  Mp Mine Operations LLC · Mountain Pass, CA, US · posted OCT 22, 2026
• Health and Safety Technician
  Fort Worth, TX, US · posted OCT 22, 2026
• Health and Safety Technician
  Mp Mine Operations LLC · Mountain Pass, CA, US · posted OCT 22, 2026
• Security Officer
  Mp Mine Operations LLC · Mountain Pass, CA, US · posted OCT 22, 2026
• Engineer, Mechanical
  Mp Mine Operations LLC · Mountain Pass, CA, US · posted OCT 21, 2026
• Project Procurement Specialist
  Fort Worth, TX, US · posted OCT 21, 2026
• Manager, Inventory & Cost Accounting
  Fort Worth, TX, US · posted OCT 21, 2026
• Maintenance Planner
  Mp Mine Operations LLC · Mountain Pass, CA, US · posted OCT 21, 2026
• Health & Safety Specialist
  Mp Mine Operations LLC · Mountain Pass, CA, US · posted OCT 20, 2026

146 more on the company’s board

Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.