Senior Engineer: Precision Magnet Machining & Finishing

Mp Materials Corp.; Fort Worth (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

MP Materials in Fort Worth, TX, is seeking a hands-on Senior Engineer to lead development and optimization of precision machining processes and dimensional control strategies for high‑performance rare earth permanent magnets.

The role requires deep GD&T expertise (ASME Y14.5), SPC and process capability analysis, plus hands‑on experience machining brittle materials. You will design fixtures, analyze data, mentor engineers, and ensure safety and regulatory compliance.

Qualifications

• BS in mechanical/manufacturing engineering or related field.
• 5+ years in precision machining and dimensional control of brittle materials.
• Proficient in GD&T, blueprint reading, tolerance stack‑up, and DFM.

Responsibilities

• Lead development and optimization of machining processes for magnets with tight tolerances.
• Apply ASME Y14.5 GD&T to ensure geometry, flatness, squareness, concentricity, and perpendicularity.
• Review drawings, develop manufacturability improvements, prototypes, and process changes.
• Analyze machining data (Cpk/Ppk, gauge R&R, SPC) to monitor capability.
• Design fixtures, jigs, and tooling for brittle magnet materials.
• Mentor engineers and technicians in GD&T, statistics, and machining best practices.

Skills

GD&T (ASME Y14.5)

Statistical process control

Process capability analysis

Machining brittle materials

Analytical problem solving

Effective communication

Education

Bachelor’s degree in Mechanical/Manufacturing Engineering

Tools

SolidWorks

Minitab

R

Job description

MP Materials in Fort Worth, TX, is seeking a hands-on Senior Engineer to lead development and optimization of precision machining processes and dimensional control strategies for high‑performance rare earth permanent magnets.

The role requires deep GD&T expertise (ASME Y14.5), SPC and process capability analysis, plus hands‑on experience machining brittle materials. You will design fixtures, analyze data, mentor engineers, and ensure safety and regulatory compliance.