Principal Electrical Design Engineer

Design Engineering
Posted 5 years ago

Principal Electrical Design Engineer Position Overview:

Our Client Company is a provider of DC/DC converters and AC/DC power supplies & solutions, data acquisition converters, digital panel meters and magnetics products, focusing primarily on the computing, communications, industrial and medical markets. Ranked amongst the world’s top 5 suppliers of power electronics, they design and manufacture the industry’s broadest offering of standard products and are a market leading designer of custom solutions.

Well known for the quality of its products and workforce, we can provide you the opportunity to work with talented people and a management team focused on growth and the ongoing development of leading-edge technologies for many of the world’s major OEM’s.


The Principal Electrical Design Engineer is responsible for the design and development of leading edge power conversion products with a focus on reliability, productability, lowest cost, and raising the bar on power density and efficiency.


  • Leads multiple product development projects and research assignments with the assistance from lower level engineers.
  • As a staff level engineering lead, mentors other engineers in the development of various products.
  • Reviews PCB layouts & other design documents prior to their releases for procurement or production.
  • Research and vet new technologies for future product needs.
  • Intimately familiar with state-of the art techniques for efficiency optimization.
  • Work with compliance groups to ensure successful completion of certification process.
  • Write engineering requirements documents, test plans, validation reports.
  • Empirically models and simulates complex circuits.
  • Propose circuit topology, perform loss budget, evaluate performance targets, estimate product cost from a given product spec or market requirement document.
  • Designs complex circuits (power, control, supervisory, regulatory).
  • Reviews PCB layouts & other design documents prior to their releases for procurement or production.
  • Support product qualifications to ensure design integrity. Determine root cause and implement corrective actions to close all issues found.
  • Oversees the preparation of document deliverables for customers, factory pre-release and final production release.
  • Responsible for the preparation of ECOs to initiate design changes.
  • Supports Marketing and Sales staff in the course of opportunity generation.
  • Oversees the design review process to ensure all products meet their intended design specifications and complies with all appropriate engineering guidelines and requirements.
  • Conceives, design and develops new families of BMP DC/DC power converters based on Customer and Marketing generated product specification.
  • Resolves and overcomes challenging technical hurdles with innovative circuitry and/or methods.
  • Generates relevant documentation to support design, manufacturing, and the marketing of products.
  • Travels to remote contract manufacturers to troubleshoot issues and bring them to resolution.



  • BSEE with 8 years, MSEE with 5 years or Ph.D. with 2 years’ experience in designing & developing high-frequency, high-density DC/DC power converters.
  • Minimum 5 years of product development experience, with evidence of successful concept, to prototyping, to manufacturing/production.
  • Proficient in the use of MathCAD, PSpice, SImplis or other design software tools.
  • Proficient in M.S. Office Suite. PADS SW a plus.
  • Comprehensive knowledge of and experience in all facets of high frequency high-density switching power supply design including circuit topologies, control theories, loop compensation, magnetics design, EMI/RFI, supervisory functions, and PCB layout.
  • Demonstrated ability to work and thrive in a fast paced engineering environment and bring products to high volume manufacturing.
  • Must be flexible, pro-active, and willing to dedicate the necessary efforts when needed to meet team objectives.
  • Possesses a deep knowledge and experience in a multitude of power conversion topologies and methodologies; Flyback, Resonant, LLC, Buck, ZVS, Synchronous, Current-mode-control, etc.
  • Possesses good understanding of thermals, mechanical and packaging challenges.
  • Possess knowledge of high volume manufacturing technologies and production variances.
  • Works well with cross-functional teams.
  • Has excellent analytical/problem solving skills and ability to guide critical decisions.
  • Experience in digital control via embedded controllers and associated firmware.
  • Solid understanding in the theory, design, construction and implementation of magnetics both embedded and SMT versions.
  • Solid foundation in PCB layout, component placement and routing.

Reference number: LCMU102

Job Features

Job CategoryPower - Battery, Power Management

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