Engineer Mechanical

DOUGLAS HARRIOTT

** ******* ****** *******@*******.*** Melrose, MA 02176 781-***-****

CAREER SUMMARY

Highly experienced mechanical engineer with a diverse background in System Engineering, Rapid Prototyping and Design for Manufacturability in the Lighting, Medical, Energy and Biotech Industries. Innovative leader and problem solver with proven abilities in communicating and implementing solutions; adept at working in cross-functional groups where team members take on a broad range of responsibilities. Technical skills include:

3D Solid Modeling (Pro E, Solidworks) • Flexible Circuit/Membrane Design

Thermal Analysis/Measurement (Flotherm) • Printed Circuit Board Mechanical Layout

Machined/Diecast/Sheet Metal Part Design • Plastic Part Design

Project Management • EMI/RFI Management

PROFESSIONAL EXPERIENCE

OSRAM Sylvania Inc, Danvers MA 2008 - 2017

Principal Engineer II, Mechanical

Provided project management, mechanical design and development for LED Modules and Electronic Ballasts.

Mechanical design of sheet metal housings/components for LED Drivers.

R&D Project Lead on LED Luminaire retrofit project. Managed project design, directed prototype builds, created BOMs/cost rollups.

Lead engineer on linear fluorescent replacement lamp. Involved a range of skills including project management, component design, market research and negotiation.

Mechanical/Lead engineer on LED ring modules. Part design, process and tooling development.

Mechanical engineer on downlight project. Revised mechanical parts/drawings, worked through quality issues with suppliers, supported project release/pilot production builds.

TransMedics, Inc, Andover, MA 2006 - 2008

Development Engineer, Mechanical

Redesigned, validated and tested organ transplant system components.

Solved production gas cylinder fit problem by implementing screening method

and redesigning cylinder retention system; significantly increased reliability.

Supported development of lung transplant system, participated in animal transplants

and created revised blood recovery process reducing aeration in circulation loop.

Assisted in transfer of design into manufacturing, including design and development

of fixtures, updating and releasing part documentation.

Schott Solar, Incorporated (Division of Schott Glass, AG), Billerica, MA 2004 - 2006

Consulting Engineer, Automated Crystal Growth Project

Worked within a project team, converting a silicon crystal furnace to support continuous production.

Designed and built XY roller slide table for solar cell furnace.

Dismantled engineering test furnace, adapted accessory modules and support structure.

Installed the motion table, reassembled the furnace.

Consulting Engineer, Tooling Projects:

Redesigned silicon clamping tool for laser cutter, eliminating maintenance

problem; factory subsequently built (12) additional tool sets for production.

Created design and full drawings for furnace alignment fixture.

Prototyped automated dispenser for crushed silicon chips.

DOUGLAS HARRIOTT

Covaris Incorporated, Woburn, MA 2003 - 2006

System Engineer, Mechanical Design/Integration, CryoPrep Project

Managed design and development of electronic impact system for processing tissue samples.

Prototyped quickly with modified electric stapler drive system .

Coordinated electrical and software work with external engineer.

Designed sheet metal, high precision machined parts.

Redesigned for volume production, procured parts and directed assembly.

Over 20 units delivered, with total revenue approximately $200,000 by 3/2006.

Covaris Incorporated, Woburn, MA, continued

System Engineer, Mechanical Design/Integration, Ultrasonic Disruptor Project

Designed and developed ultrasonic sample preparation system for biotech industry.

Coordinated the software, mechanical and electrical design work.

Developed cooling loop and probe for water bath temperature monitoring.

Designed custom sheet metal and all machined parts.

Built two prototypes for demonstration systems, built and sold two more units.

Teradyne Incorporated, Bedford, MA 2000 - 2002

Design Engineer, Enabling Technologies Group

Redesigned and developed $18,000 thermal conditioning module for semiconductor strip handler.

Designed pneumatically driven flexible arm to deliver hot/cold air to test site.

Integrated nested vacuum chucks within custom bonded fin heatsink.

Redesigned thermal plates for manufacturability and required tolerances.

Agilent Technologies/Hewlett-Packard, Andover, MA 1997 - 2000

Design Engineer, Mechanical Engineering/Industrial Design Group

Developed internal electronic packaging and thermal management for laptop ultrasound system.

Redesigned internal magnesium frame to provide RFI shielding and dissipate heat.

Designed support structure for PCB’s; determined their location, shape and size.

Used Flotherm to create thermal models; from system level to detailed component models.

Developed the keyboard design with input from Marketing and Software engineering;

handled the mechanical engineering details and managed the procurement.

HewlettPackard, Andover, MA 1986 - 1997

Design Engineer, Medical Ultrasound Design Group

Designed parts, tools and performed process development within cross functional teams for three successful transducer projects.

Developed/implemented high–precision tooling platform and manufacturing.

plan for new generation of transducers; cut cycle time 30% and increased yields.

Designed machined, etched metal and injection-molded plastic parts.

Created complex machined heatsinks, used DFM with supplier to reduce setups and tool changes.

Rapid prototyped new designs using simple modifications to existing parts and tools.

EDUCATION

Cornell University Master of Mechanical Engineering Bachelor of Science with Distinction

PATENTS: Hybrid Piezoelectric for Ultrasonic Probes, #5,638,822

Ultrasonic Diagnostic Device, #6,540,685

Systems and methods for Ex Vivo Lung Care, Int’l Filing 2009/099939

Multiple Patents with OSRAM for lighting applications

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