**Job Description:**

**Principal Materials Engineer – Polymers (Advanced Engineering)**

Bring **deep technical authority and first-principles rigor** to define, mature, and scale **polymer materials and processing approaches** across Milwaukee Tool’s **Hand Tools business unit** (Hand Tools, Storage, PPE).

As a Principal Materials Engineer, you serve as the **subject matter expert in polymer systems** , driving material selection, development, validation, **processing, and manufacturability** decisions for **high-impact applications** . You define material performance intent, develop validation strategies, and translate results into confident material decisions from **early exploration through commercialization** .

You operate with **high autonomy** across Advanced Engineering (R&D) and platform development, independently progressing multiple material efforts in parallel. You also lead direct technical engagement with material suppliers ...