David Swartzendruber

Electronics Design Engineer

Grass Valley, CA 530-***-**** ad3iiz@r.postjobfree.com www.linkedin.com/in/davidswartzendruber007

Professional Overview

I am an experienced PCB design engineer with 20+ years of experience in schematic capture, layout and overseeing fab and manufacturing. I led successful designs in the medical devices, LED lighting, audio amplifier development, A/V and Infrared communications industries. I have researched, designed and developed many successful projects in various industries. The projects were built to IPC standards and EMI/SI compliance.

Areas of Expertis

Analog/Digital Designs Bill of Material (BOM Signal Integrity ( SI ) Signal Integrity ( SI ) Design for Manufacture (DFM) PCB Stackup Electro Magnetic Compliance (EMC) Library Development to IPC standards Wireless design Communication and Collaboration Personnel Management Schematic Capture: Orcad, Altium PCB Layout: PADS, Altium

Professional Experience

ENGINEERING PROJECT CONSULTANT, ERBI-Biosystems, Inc. Stoneham, MA Nov 2022 – Jan 2023

Erbi Biosystems is developer of the 2 ml micro-bioreactor platform technology

Drove success after being contracted to rebuild and clean up schematics for the Mobius® Breez Microbioreactor using Altium Designer 22.9, working on a project to convert 11 schematics from Artist PCB to Altium format.

Project Consultant, Precision Biometrics, Inc., Seattle, WA www.myovision.com Feb 2014 – Oct 2022

Myovision Designer, David Marcarian, MA developed his expertise in electrophysiology at NASA-Ames Research Center where he published an ergonomics evaluation of hand controllers used to fly the F-16. He was rewarded a grant from the National Institutes of Health (NIH) which led to the machine known as the Myovision.

Managed and delivered complex engineering projects within budget and timeline constraints. Skilled in collaborating with cross-functional teams to identify project requirements, develop strategic plans, and implement innovative solutions. Proven track record of successfully analyzing project risks, mitigating issues, and optimizing project performance. Strong leadership abilities combined with excellent communication skills to effectively liaise with stakeholders and ensure project objectives are met. Committed to delivering exceptional client satisfaction and driving organizational success through efficient project management.

Streamlined workflow by leading the development of architecture and components for wireless medical devices and redesign of existing products, including schematic entry and device testing.

Fostered collaborations by working with multiple cross-functional teams to ensure compatibility with software, conduct prototype testing, and support the overall manufacturing process.

Redesigned multiple existing products and components from wired to 2.4Gb wireless.

Designed a blue tooth to USB base using OrCAD and Mentor Graphics PADS.

Executed complex design including high-speed digital and mixed-signal pcb design.

DESIGN ENGINEER, Drone Cowboys; Grass Valley, CA Jan 2013 – Jan 2014

Standardized operations via designing, developing, testing, and deploying regulated and non-regulated power distribution modules for custom-built drones using CAD tools.

•Collaborated with marketing initiatives. Conducted reliability studies and analyses and effectively oversaw the assembly process to identify, diagnose, and resolve design issues.

CTO Eclipse LED LLC, Grass Valley, CA Jul 2011 Dec2012

LED Lighting for mobile equipment, off-road vehicles and bicycles.

LLC member and Manager of LED lighting company.

Specified mechanical and electrical manufacturing specifications for LED lighting products.

Designed constant current/constant voltage LED driver circuits.

Specified manufacturer, efficiency, lumen output and BIN for LEDs.

Tested luminous flux output using spectroradiometer and integrating sphere

QC of manufactured products.

Project Consultant, Precision Biometrics, Inc., San Carlos, CA www.myovision.com Feb 2010 – Jun 2011

Myovision Designer, David Marcarian, MA developed his expertise in electrophysiology at NASA-Ames Research Center where he published an ergonomics evaluation of hand controllers used to fly the F-16. He was rewarded a grant from the National Institutes of Health (NIH) which led to the machine known as the Myovision.

Redesigned existing sensing devices including EMG, Thermography, Range of Motion and Muscle Test sensors to 2.4Gb wireless.

Designed wireless transceiver base station to communicate with computer via USB 2.0.

Selected components, designed and entered schematics, created BOMs, and completed PCB layout to gerbers.

Assisted with enclosure/packaging management while doing initial testing and overseeing PCB fabrication and assembly.

Project Consultant, Monolithic Power Systems, Inc, Kirkland, WA monolithicpower.com Feb 2008 – Jan 2010

Monolithic Power Systems, Inc. (MPS) provides small, highly energy efficient, easy-to-use power solutions for systems found in industrial applications, telecom infrastructures cloud computing, automotive, and consumer application.

Designed and developed PCB layout of Class D Audio Amplifier Evaluation Boards for testing and evaluation of 1-chip amplifier prototype.

Boards were used for test and evaluation of their latest prototype one-chip amplifier. A very low-noise,low EMI layout scheme was required and used.

Consulting engineer, Luna Innovations, Roanoke, VA www.lunainc.com Jun 2007 – Jan 2008

Luna Innovations is an American developer and manufacturer of fiber-optics- and terahertz-based technology products for the aerospace, automotive, communications, defense, energy, infrastructure, security, and silicon photonics industries.

Consulting engineer for schematic design and PCB layout of NASA Star Wars project infrared telescope simulation boards.

This project included specifications and ordering of components, pcb assembly, enclosure design and test.

The designs included both analog and digital circuits using differential, impedance controlled data lines and precision op amp drivers.

The boards were built to strict noise and cross-talk requirements for both signal and power circuits.

Senior Design Engineer Graham-Patten Systems Inc., Grass Valley, CA Closed Business Jul 2002 – May 2007

Graham-Patten Systems is an award winning manufacturer of audio video broadcast products.

Worked as senior design engineer consultant for new products in analog and digital audio and analog and digital video.

Designs included low-noise microphone circuits, A-D and D-A audio circuits, digital and analog video circuits, uP based control circuits and switching supplies.

Designs were completed using OrCad and PADS and Xilinx Foundation for FPGAs/CPLDs.

Engineering Contractor Metalithic Systems Inc,. Sausalito, CA Closed Business 2 Dec 1996 – Jun 2002

Metalithic Systems is a manufacturer of Digital Wings, a digital audio workstation for 128 track recording with

20 I/O ports. Features first commercially marketable reconfigurable computing system using Xilinx FPGAs.

Designed and prototyped 10 x 10 Audio breakout box for PCI/hard drive based digital audio workstation (Windows based PC).

Used CODECs for A-D and D-A conversion and Fire wire transmission circuitry to xfer audio & control data to/from PCI module (PCI module and software were completed by other team members).

Overall system attained an outstanding s/n spec @ -92dB/0dBu input and low EMI. Also obtained FCC/CE compliance for this project upon completion.

Manager of satellite facility in Grass Valley, CA.

Fiber Optic Engineer Lighthouse Digital Systems, Grass Valley, CA Apr 1992 – Nov 1996

Education

Associate Degree in Electronic Engineering (Sierra College, Rocklin, CA)

Technology Skills

Windows, Mac, OrCad, Mentor Graphics PADs, Altium, Solidworks

Contact this candidate