Jonathan Trenkle Email & Phone Number

Boston, MA, US

Waltham, Massachusetts, United States

• Managed team of materials engineers that launched more than 10 products on 3D-printing platforms, including materials, print settings, and hardware improvements
• Led effort to bring metal filament compatibility to first-ever composite and metal fused filament fabrication (FFF) 3D-printer
• Initiated development of new tools that leveraged machine data to quickly tune print settings
• Collaborated with Product team to create a metal materials roadmap across FFF and binderjet 3D-printer platforms
• Shepherded new products through phase-gate process
• Continued individual contributor work begun as Principal Materials Engineer

Waltham, Massachusetts, United States

• Designed new metal filament formulations for metal fused filament fabrication (FFF) additive manufacturing as well as there printing and sintering profiles to achieve desired end-part properties
• Created and executed design of experiments to identify formulation and sintering profile that minimized carbon content in 316L FFF filament after debinding and sintering
• Served as SME for material-related projects across the entire organization, including several that support customer demands
• Developed printing and sintering profiles to achieve desired end-part properties
• Worked with powder vendors to identify best powder for each product and write spec for consistent procurement
• Supported Manufacturing and Quality teams to create specs and metrics for reliable production

Somerville, Massachusetts, United States

• Managed team of 10 engineers and technicians to develop, validate, and launch optimized print settings on stereolithography (SLA) and selective laser sintering (SLS) 3D-printing platforms
• Directed large scale effort to overhaul 65+ print settings to add new features that increase printing speed while also improving print quality
• Monitored in-field printing performance, identified sources of setting-related failures, and allocated engineers to resolve them to improve print success and customer experience
• Created SOPs for tuning print settings and integrated them into the materials development process
• Coordinated with Software, Materials, Print Process and Product teams to incorporate, test, and release multiple new technologies and improvements each quarter

Mansfield, Massachusetts, United States

• Continued leading and contributing to the R&D of novel steel alloys for additive manufacturing processes started as Director of R&D
• Established and executed R&D roadmap for designing and developing novel steel alloys for additive manufacturing processes
• Directed day-to-day company operations, including equipment scheduling, customer order fulfillment, inventory management, analytical equipment, and quality control
• Initiated and managed strategic partnerships to validate and implement new alloys in targeted markets
• Presented R&D progress and operational status to Board of Directors
• Managed IP portfolio, including authoring IP documents, responding to examiner reviews, and working with patent attorneys

Mansfield, Massachusetts, United States

• NOTE: Formetrix was spun out of NanoSteel in August 2018. At Formetrix, I continued the role of Director of Research and Development that I had started at NanoSteel in August 2017.
• Designed and developed novel steel alloys for use in additive manufacturing processes, including binderjet, direct energy deposition (DED), and selective laser melting (SLM)
• Converted market needs into material strategies for future properties and performance of alloys
• Developed printability models and employed commercial thermodynamic modeling software to aid in new alloy invention
• Optimized print parameters and heat treatments for new alloys for several printer OEMs
• Created and implemented new methodology for accelerated physical printing and evaluation of new alloys, reducing testing time and costs up to 90%

Providence, Rhode Island Area

The additive manufacturing division of NanoSteel was spun out in August 2018 to form an independent company called Formetrix. I continued my role as Director of Research and Development at Formetrix. Please see the detailed description for this role as part of my experience with Formetrix listed above.

Boston, Massachusetts, United States

• Designed a curriculum and wrote content for a materials science accelerated course for full-time working professionals at major corporations as a requisite for an advanced manufacturing degree
• Interfaced regularly with corporate representation to ensure content was relevant to the operation and business of the corporation as well as the students’ jobs
• Reinforced fundamental concepts through creatively designed exercises involving real-life scenarios and equipment available at students’ workplace
• Integrated relevant reference materials that “students” could easily access ranging from textbooks to journal articles to media
• Worked closely with university administration to implement course content into web-based educational platform easily accessible to students

Natick, MA

• Conducted materials-based root cause analyses to support product development needs of engineering groups in a variety of industries
• Performed metallography, microstructural characterization, fractography, thermodynamic and kinetic calculations, compositional analysis, mechanical tests, and corrosion testing
• Reviewed, interpreted, and executed standard and novel tests to benchmark product performance
• Coordinated with engineers and scientist from a variety of disciplines to solve technical problems
• Communicated findings verbally and through detailed reporting to top leadership of client companies

Marlborough, MA

• Developed and optimized novel nanocrystalline electrodeposited alloys and deposition chemistries to meet market requirements
• Managed project resources and plan through R&D and commercialization, reporting regularly to top management and partners
• Identified performance specs for metallic coatings in diverse markets
• Validated and benchmarked coatings using industry standard tests as well as designed new tests to highlight capabilities unique to new products
• Optimized deposition chemistry and tailored coating properties using design of experiments methods
• Built equipment and apparatuses to meet standards of testing materials

Cambridge, MA

• Studied grain growth in nanocrystalline alloys
• Designed, constructed, and validated a novel high temperature nano-mechanical testing system in collaboration with an industrial partner
• Studied deformation mechanisms in basic metals using the system
• Taught undergraduate and graduate level courses in Department of Materials Science & Engineering, including Intro to Materials Science and Engineering and Physical Metallurgy

Baltimore, MD

• Designed nanostructured reactive foils fabricated by physical vapor deposition using magnetron sputtering
• Designed and executed novel experiments to study ultra-high speed reactions in reactive foils
• Leveraged these reactions to successfully weld bulk metallic glass
• Characterized the microstructures and properties of the foils and welds
• Presented results at international conferences

Ph.D., Materials Science And Engineering

M.S., Materials Science And Engineering

B.S., Materials Science And Engineering