Manufacturing Materials Engineer - Aerospace 3D Printing (Burlington, MA)

Emerging from MIT, Poly6 is an exciting, innovative manufacturing company that specializes in the development and production of advanced additive manufacturing and ceramic components for aerospace turbomachinery.

We deliver high-performance products that meet the rigorous demands of quality, durability, and precision required for next-generation turbine engines while helping reduce greenhouse gas emissions.

Job Summary:
Reporting to the Operations Manager, the Manufacturing Materials Engineer leads the material selection, characterization, and performance validation within a manufacturing environment.

The ideal candidate will work cross-functionally to ensure materials meet design and application requirements while aligning with compliance, quality, and cost targets.

This position requires a a knowledgeable, detail-oriented and strong working knowledge of upstream and downstream manufacturing equipment, processes, and operations with strong investigational and root cause analysis skills.

Essential Job Responsibilities:


* Research and recommend appropriate materials (metals, polymers, ceramics, composites) for new or existing products based on mechanical, thermal, and chemical properties.


* Support product development and engineering teams with material feasibility and compatibility analysis.


* Perform material characterization and validation testing, including tensile, hardness, fatigue, thermal stability, and corrosion resistance.


* Investigate material-related failures and non-conformances through root cause analysis and provide corrective material recommendations.


* Evaluate alternative or substitute materials for cost reduction, supply chain flexibility, or sustainability goals.


* Maintain and update material specification documents, compliance certifications (e.g., RoHS, REACH), and Safety Data Sheets (SDS/MSDS).


* Liaise with suppliers on material specifications, certifications, and quality issues; support incoming material qualification.


* Maintain and manage material testing databases and support internal audits or external certifications as needed.


* Provide technical expertise during design reviews, supplier evaluations, and customer interface regarding material concerns.


* Stay current on material science advancements, regulatory changes, and emerging technologies.


* Maintain adherence to 6Sstandards by ensuring quality inspection areas are clean, organized, and compliant with safety and operational procedures.


* Work cross functionally to perform ad-hoc duties as assigned to promote a culture of teamwork and efficiency.


* Occasional domestic travel up to 5-10% to support company scaling operations within the US.

Qualifications:


* Must be a U.S.Person as defined by U.S.

export control laws (U.S.

citizen, lawful permanent resident, refugee, or asylee) to comply with applicable government regulations including the International Traffic in Arms Regulations (ITAR)....