Brian Zahnstecher Email & Phone Number

Brussels Region, Belgium

Freelance consulting to contribute expertise in power design, integration, systems applications, technical marketing/sales support, custom market research/analysis and OEM market penetration to those seeking to establish or enhance their position in the power electronics marketplace. The firm specializes in enterprise-level applications and customers, though not exclusive to this market.Technical expertise specialty focus areas:- Sustainability Analysis / Energy Footprint Optimization- Carbon Footprint Analysis- EMC System-level Optimization / Debug- Data Center / Enterprise / Networking / Server Power Electronics- IoT / IIoT / Wearables- Ultra-low Power Optimization- Energy Harvesting- 5G / Network PowerConsulting services include:- Design & Debug Support - Design Optimization, Improved Efficiency, EMI/EMC Test Compliance - BOM Cost Reduction, Functional Specifications, Quality/Reliability Test Plans- Technical, Marketing, & Strategic Training- Custom Market Research / Analysis / Reporting- Technical Writing (Ghostwriting, Spec Sheets, White Papers, Blogs, Case Studies, e-learning, etc.)- Business Development & Strategy Services- OEM Market Penetration Facilitation- Manufacturing & Global Logistics Support - Factory Auditing, QMS Oversight, Yield Optimization- Supply Chain Management Support - Supplier Management, Mulitisourcing Assistance, Assurance of SupplyPrivate courses also available. Please inquire if interested

Mendham, Nj, Us

Voted to Board of Directors for the Power Sources Manufacturers Association (PSMA) for a three-year term.

Freelance consulting to contribute experience in power design, integration, systems applications, and OEM market penetration to those seeking to establish or enhance their position in the power electronics marketplace. Specialization in enterprise-level applications and customers, though not exclusive to this market.Recent experience includes:- Apr. '14 - Jun. '14: Technical Marketing Management Consultant to Silego Technology- Jul. '14: Server Power Technical & Market Consulting to (Confidential) Japanese Consulting Firm

Columbus, Ohio, Us

Technical owner and advocate of account (on the order of $100M annual sales) that supplied all manner of Emerson / Astec / Artesyn power solutions (custom front-end AC/DC & DC/DC, non-isolated DC/DC converters, point-of-load DC/DC converters, isolated [brick] DC/DC) to all of Cisco Systems. Solutions ranged from 1 - 200+A and specialized in 12V, 48V, 54V (PoE) outputs.Duties included troubleshooting, preparing technical proposals / customer demonstrations, hands-on debug, lab testing, identifying leverage / reuse solutions, optimizing design and manufacturing techniques.There was regular travel to North America (US, Mexico), Asia Pacific (Hong Kong, China, Philippines), and South America (Brazil) for supporting internal and customer operations.

San Jose, Ca, Us

• Designed, implemented, debugged, characterized embedded/discrete DC/DC voltage regulators (topologies include multi-phase, multi-output, buck, boost, linear, switching, etc.)• Optimized designs for maximizing light-load efficiency (dynamic phasing, DCM, frequency scaling, diode emulation)• Worked with many top-tier power component vendors (ICs, FETs, power inductors, etc.) to be on top of the latest technological/efficient/cost effective options commercially available• Provided options for embedded DC/DC designs to optimize for efficiency/cost/space/DFM/risk/reliability/etc. based on appropriate project constraints• Conducted regular design/schematic/layout reviews with key stakeholders• Setup, conducted, analyzed simulations for DC IR drop and decoupling (bypass) capacitor optimization• Developed, debugged, qualified, sustained several front-end (bulk power supply) developments from concept to high-volume MFG in all aspects of design (EE, ME, thermal, EMC, compliance, safety, etc.), test, and release to MFG (inc. AC-input, DC-input, power levels from 120-1,200W) (topologies include interleaved PFC, flyback, phase-shifted full bridge, LLC, etc.)• Worked with several overseas Tier I power vendors, including on-site factory/design audits in Thailand & Taiwan• Facilitated worldwide regulatory compliance/safety submittals and certifications (UL, CSA, TUV, CE, CB, CCC, BSMI) at power supply and system levels• Independently supported 4-7 system developments and 2-4 bulk power supply developments in parallel (~10 total projects at any given time, all on timelines of < 1yr)• Created power design tools for quick leverage and optimal turn time for new designs without sacrificing quality, detailed design calculations• Developed and implemented multiple power design docs to support board EEs, while also enhancing their knowledge of power design

Houston, Texas, Us

• Managed multiple multi-national, interdisciplinary complex power supply (AC/DC) design and manufacturing• Managed multi-national, interdisciplinary complex DC/DC R&D for next generation Intel processors (VR11/11.1/12) with unprecedented results (high quality, zero bugs, improved TTM, etc.)• Managed multiple multi-national, interdisciplinary complex DC/DC architectures (isolated, POL, VRM, VRD)• Tested, qualified, troubleshot/debugged several power products (AC/DC & DC/DC), then applied learnings to drive development team• Experienced with analog & digital (control & telemetry) implementation of AC/DC, DC/DC power solutions• Concurrently worked with multiple suppliers on development, qualification, manufacturing capabilities, and high-volume, overseas production of division-wide custom AC/DC, DC/DC power solutions• Gained insight and experience with EMC/EMI best design practices in high speed computing PCBs• Gave several technical talks to wide, internal audience focusing on efficient design and digital power• Established and utilized (GPIB/USB, LabVIEW) testing station (inc. scopes, power supplies, electronic loads, function generators, data acquisition, custom processor simulator/text fixture)• Authored many division-wide documents relating to design strategies, testing, reliability, supplier selection criteria, etc.• Developed web-based power calculator tools for HW management with accompanying centralized database• Submitted several power-related patent disclosures• Received formal training in numerous disciplines (Project Management, design SW, Supply Chain, etc.)• Designated as cost control manager for major server development project• Maintained budget, website, and organized numerous events for HP Musician’s Club as Club President• Established corporate-wide communities for Power and simulation tool development

Worcester, Ma, Us

• Research & Development: Product fabrication, prototyping, testing• Tissue engineering project - patent applied for (please inquire for more information) “Three-Dimensional Tissue Printer,” Brian Zahnstecher, Worcester Polytechnic Institute, Worcester, MA, 2002-3. Applied to freeform fabrication of cell-seeded, three-dimensional, bioabsorbable tissue constructs• Converted medical imaging data (MRI, CT, etc.) to 3-D CAD data• Motion control: PC-based stepper motor technology using piezoelectric transducers (PZTs), electronic driving circuitry, and software development• Materialized whatever was necessary for a high budget project with little to no funding Acquired >$100,000 in hardware and software through negotiation• Consulted on other projects for drug delivery devices and laparoscopic tool development

Master'S, Biomedical Engineering

Bachelor'S, Biomedical / Electrical Engineering

Education record