Senior Battery Materials & Failure Analysis Engineer

Eos Energy Enterprises, Inc.; Pennsylvania; On-site; USD 110,000 - 150,000; Full time

Job summary

Eos Energy Enterprises, Inc. is seeking a Materials and Failure Analysis Engineer to lead incoming materials quality and root-cause investigations into battery failures.

The role sits at the intersection of materials, electrochemistry, mechanical/electrical engineering, and manufacturing quality, translating field returns and failures into actionable fixes. You will work cross-functionally with supply chain, R&D, manufacturing, quality, and field service teams to protect product performance,

Qualifications

• Bachelor's degree in materials science, electrical, mechanical, chemical engineering, or related field.
• 5+ years of experience in failure analysis, reliability engineering, or quality engineering, preferably in batteries/electronics.

Responsibilities

• Lead RCFA on battery modules and systems from triage to corrective action.
• Design teardown, inspection, and testing protocols for failed units.
• Apply electrical/electrochemical testing, microscopy, spectroscopy, and thermal analysis to identify failure modes.
• Collaborate with R&D, suppliers, and manufacturing to close loop between findings and improvements.
• Develop and maintain FMEA documentation for components and systems.
• Prepare clear failure analysis reports and present findings to cross-functional teams.

Skills

Root-cause analysis

Electrical schematics

Mechanical drawings

GD&T

Statistical analysis

Python/SQL/MATLAB

Education

Bachelor's degree in materials science or related engineering

Tools

Calipers

Micrometers

CMM

SEM/optical microscopy

X-ray/CT imaging

Minitab

Job description

Eos Energy Enterprises, Inc. is seeking a Materials and Failure Analysis Engineer to lead incoming materials quality and root-cause investigations into battery failures.

The role sits at the intersection of materials, electrochemistry, mechanical/electrical engineering, and manufacturing quality, translating field returns and failures into actionable fixes. You will work cross-functionally with supply chain, R&D, manufacturing, quality, and field service teams to protect product performance,