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Senior SLS Materials Scientist

Formlabs - Boston, MA, USA - In-office - posted 2026-09-29

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Salary: USD 115,000 - 215,000 / annual

Formlabs is seeking a Senior Materials Scientist to lead the development of world-class SLS (Selective Laser Sintering) materials for 3D printing. The company's technology powers innovation across 50,000+ industry leaders including Apple, Google, Tesla, New Balance, and NASA. In this role, you will: - Build SLS materials from initial lab exploration through validation and commercialization - Lead research that pushes the boundaries of SLS material performance and translates discoveries into next-generation solutions - Partner with product, hardware, and software teams to iterate and improve material performance based on customer feedback - Develop methodologies to evaluate material formulations in coordination with SLS print systems, balancing material chemistry, thermal dynamics, and printing parameters You will work autonomously, taking initiative to learn new skills and complete objectives. The role emphasizes hands-on experimentation, rigorous data-driven optimization, and strong documentation practices. REQUIREMENTS: - Experience bringing a new material to market from ideation to production - Solid understanding of materials science fundamentals and polymer product development - Hands-on experience in thermoplastic engineering - Passionate about testing and troubleshooting; comfort with iterative experimentation - Ability to design and conduct rigorous experiments to optimize materials - B.S., M.S., or Ph.D. in a relevant science or engineering field BONUS SKILLS: - Experience developing materials for 3D printing (especially SLA/DLP or SLS) - 3D CAD modeling - Programming skills (Python, Matlab, SQL, etc.)

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