David Piper's Email Addresses & Phone Numbers

Principal Mechanical Engineer - Project Lead @ BionX Medical Technologies® • Mechanical team leader for the development of the second-generation bionic ankle focusing on propulsion sub-systems and socket interface structural elements.• Reduced ankle drive mechanism weight by 15% while reducing cost, improving product life and facilitating assembly. From 2015 to 2017 (2 years) Bedford MAPrincipal Mechanical Engineer...

Principal Mechanical Engineer - Project Lead @ BionX Medical Technologies® • Mechanical team leader for the development of the second-generation bionic ankle focusing on propulsion sub-systems and socket interface structural elements.• Reduced ankle drive mechanism weight by 15% while reducing cost, improving product life and facilitating assembly. From 2015 to 2017 (2 years) Bedford MAPrincipal Mechanical Engineer @ Moore Nanotechnology Systems, LLC • Project manager the first HDL-2000 & HDL 1800 Drum Lathes including hydraulics, thermal controls, hydrostatic axes and spindles, hydraulic power units and tooling, which are currently used in flat-screen technology.• Team manager for early UPG grinding machine project.• Reported directly to the Engineering Manager. From 2009 to 2011 (2 years) Swanzey NHPrincipal Mechanical Engineer @ Waters Corporation • Technical design and concept leader for the company’s successful, signature (Acquity) lab automation modules.• Technical lead of the PATROL UPLC Process Analyzer. • Responsible for managing up to five team members at any given time in a matrixed organization.• Co-inventor of a patent for an innovative column packing (Diamond Patent application draft WA446 filed May ’08).• Co-inventor of a patent for a sample stream cooling method. • Lead engineer with responsibilities addressing NFPA 496 and IEC 60079-2 applications for hazardous area classifications as well as patient hazard FMEA and invitro diagnostics.• Experience with DFM, Six Sigma, Root Cause and Design of Experiments.• Key contributor in the development of Sales and Service training documents and materials.• Responsible for product from design concept through sustained production.• Original position: Senior Mechanical Engineer (promoted to Principal Mechanical Engineer in 2006).Previous Experience:Mechanical engineering positions in machine tools, semiconductor automation, and Class 3 medical devices. Recognized for good design, reliable documentation, and driving projects to successful completion in organizations ranging from start-ups to Fortune 500 companies. From 2001 to 2009 (8 years) Milford MAPrincipal Mechanical Engineer - Research and Development @ CeQur • Technical lead on mechanical design including device details, fixtures and manufacturability.• Co-authored a patent for two delivery pump concepts while providing manufacturing expertise• Key contributor in the development of tight tolerance microfluidic devices.• Critical documentation reviewer for an acquired, complimentary 510k approved medical device.• Designed and constructed in-house manufacturing equipment. • Established and managed the prototype machine shop. From 2017 to 2019 (2 years) Marlborough MassachusettsPrincipal Mechanical Engineer - Project Lead @ American Science and Engineering • Mechanical team leader for the development of second-generation car and truck scanning projects.• Successfully led mechanical team in developing an advanced personal scanner. • Mechanical team leader of the high-energy mobile scanner redesign project. • Projects included large structural and hydraulic system design, disassembly and reconstruction that were completed within tight schedule restraints. From 2011 to 2015 (4 years) Billerica MA