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Lead Power Electronics Engineer - Hardware Design

Calnetix
Pomona, CA Full Time
POSTED ON 2/22/2025
AVAILABLE BEFORE 5/19/2025

Join a cutting-edge team at Calnetix!

As a thriving design and manufacturing company, Calnetix focuses on high-speed permanent magnet synchronous machines, power electronics, magnetic bearings, and associated controls. We invite a skilled engineer to join our dynamic engineering team, where you'll play a vital role in transforming the electric machine industry with our innovative high-speed high power permanent magnet machines, power electronics, and magnetic bearing controllers.

Your Role : As a Lead Power Electronics Engineer, you will oversee all aspects of power converter design, testing, debugging, and project execution. Your creativity and expertise will be instrumental in developing advanced power converter products tailored for industrial, aerospace, and military applications while guiding the product development process from concept through to high-volume production.

Key Responsibilities :

  • Assess customer / project requirements to select suitable topologies for DC / AC and DC / DC applications.
  • Engage in all phases of product design, from planning through design and testing.
  • Innovate and refine advanced power electronics (up to hundreds of kW) including converters and inverters, utilizing medium to high power switching components along with necessary protection and gating circuits.
  • Choose active semiconductor switching devices and passive components such as capacitors and transformers.
  • Lead thorough verification testing on new designs and products.
  • Analyze switching and transient behaviors for devices to ensure optimal operation and implementation.
  • Conduct comprehensive design analysis involving modeling, simulation, and control loops.
  • Optimize designs with a focus on efficiency, density, and cost-effectiveness.
  • Perform hands-on lab work including the assembly and debugging of prototypes.
  • Carry out electrical characterization, validation, and product qualification.
  • Facilitate the introduction of the product into production and provide ongoing technical support.
  • Collaborate with cross-functional teams to ensure product success.

Qualifications :

  • BSc or MSc in Electrical Engineering with a specialization in power electronics and a minimum of 5 years of industry experience; PhD is a plus.
  • Deep knowledge of power inverters design and operations.
  • Strong understanding of 3-phase power systems.
  • Proficient in debugging power electronics circuits.
  • Experience with space vector, sinusoidal, and / or discontinuous PWM schemes.
  • Extensive knowledge of digital, analog, and power electronic circuits.
  • Experience designing power converters utilizing SiC and GaN devices.
  • Strong circuit simulation skills with tools like Matlab Simulink / PLECS / LTSpice.
  • Excellent interpersonal, communication, presentation, and technical writing skills.
  • Self-driven, detail-oriented, and a collaborative team player.
  • Creative and analytical problem-solving capabilities.
  • Able to manage multiple projects and meet deadlines effectively.
  • Preferred Skills :

  • Experience designing power electronic circuits using Altium.
  • Knowledge in magnetics design and optimization.
  • Understanding of high-frequency magnetic design.
  • Familiarity with power inverter product roadmaps and platform definition.
  • Ability to create high-density PCB layouts while addressing noise and EMI challenges.
  • Personal Attributes :

  • Detail-oriented with exceptional time management abilities.
  • Strong analytical, decision-making, and creative problem-solving skills.
  • A collaborative team member eager to learn and contribute.
  • Outstanding verbal and written communication skills.
  • Exceptional troubleshooting and problem-solving capabilities.
  • Work Environment : This role may require occasional travel (up to 10%).

    Compensation : Calnetix offers competitive salaries ranging from $140,000-$190,000 based on experience, along with performance bonuses and comprehensive benefits such as :

  • 401(k) Program
  • Medical, Dental, Vision, and Life Insurance
  • Vacation and Paid Holidays
  • Office closure between Christmas and New Year
  • Health Care Flexible Spending Account Plan
  • Note :

    This job description is not exhaustive and may include additional duties as assigned. Calnetix is an equal opportunity employer and prohibits discrimination of any kind. We also do not sponsor immigration for this role.

    Salary : $140,000 - $190,000

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