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Role description

Sr. Power Electronics Design Engineer

Ayr Energy logoAyr Energy, Inc.
TypeFull-time
WorkplaceOn-site
SenioritySenior
LocationMountain View, CA
Posted5/22/2026
Engineering

About the role

As a senior power electronics engineer, you’ll shape the architecture and delivery of high-performance converters and protection systems, driving innovation in efficiency, reliability, and manufacturability. Our integrated model of combining advanced engineering, tight supply-chain control, and exceptional service empowers you to build resilient solutions that restore reliability and control to the operators who keep the world energized.

 

What you'll do

  • Architect, design, build and industrialize power converter hardware for use in grid and energy product applications
  • Architect and model new power electronics topologies that have superior performance
  • Have start to finish ownership of hardware – from specification to design, prototype, reliability validation and production
  • Collaborate cross-functionally with mechanical, thermal, PCB layout, firmware, manufacturing and testing teams to validate and manufacture Ayr products
  • Define and execute validation test plans including structural, thermal, and environmental testing.

 

Qualifications

  • First Principles Thinking
  • Strong understanding of power converter topologies – both theory and practical design
  • 5 or more years of relevant hands-on hardware experience in design and industrialization of power converter products
  • Experience with high voltage power semiconductor selection (IGBTs, Si/SiC/GaN MOSFET’s, and diodes), design of gate drive and analog/digital sensing circuits 
  • Solid understanding of the theory and application of magnetics (inductors, transformers) and capacitors (film, ceramic and electrolytic) for high voltage and high frequency power conversion
  • Knowledge of basic control theory and experience with embedded programming
  • Extensive hands-on experience with advanced digital and HV circuit bring-up and troubleshooting
  • Awareness of UL and CE electrical safety requirements; EMC requirements relevant to the design of power converters is a plus
  • Excellent written and verbal communications in English

 

What we offer

  • Collaborative work environment
  • Challenging problems to solve
  • Competitive benefits including medical, dental, and vision
  • Equity package

Relevant archetypes

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Company info

Ayr Energy logo

Ayr Energy

Power equipment built for what’s next - Transformers, Breakers & Substations.

Ayr Energy is reimagining how the world powers its future. Founded by industry veterans, we design, engineer, manufacture, and deliver critical grid equipment—utility grade power and distribution transformers, switchgear, and circuit breakers, with industry leading lead times. With 250+ years of combined engineering expertise across our team, we’re tackling the sector’s toughest problem: outdated infrastructure and brittle supply chains. Our model blends custom engineering, deep supply-chain control, and gold-standard service so utilities, data centers, renewables, and industrial operators regain command of their timelines. Every unit we deliver meets rigorous quality standards, from ISO-certified facilities and NABL-accredited testing labs to compliance with UL®, ANSI®, and IEEE benchmarks. We don’t just deliver equipment. We deliver control and reliability you can count on. Reach out to us at contact@ayr.energy

Private companySeries A
Founded2024
HQMountain View, United States
Unlock human wisdom
ThesisTermsPrivacy
Size
51-200 employees
IndustryEnergy Technology
Funding
  • Series A · Apr 15, 2026
Tech stackmicrosoft-sharepoint, ncr, power-bi, microsoft-windows-os, matlab, tableau, slack, cplusplus, cmake, jira

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