Mechanical Engineer, Power Electronics

heron-power· Engineering
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📍 Scotts ValleyFullTime

About this role

What to Expect 

Heron Power is a startup company building cutting-edge power electronics for the 21st-century grid. We aim to debottleneck the growth of electricity generation and consumption with scalable, innovative, and less costly hardware solutions, accelerating the electrification of everything.

Our first goal is to build better converters (inverters & rectifiers) to connect large-scale renewables, storage, and loads to the grid. Heron’s leadership team is made up of seasoned veterans who have designed and shipped gigawatts of power conversion products over the past decade.

We understand that no one individual knows everything. We will all learn a lot together and from each other. We strive to build a collaborative, enriching environment conducive to personal, technical, and career growth. You can expect to work in a dynamic and collaborative environment, driven by first principles engineering, solving difficult problems.

Job Overview

As a Mechanical Engineer, you will design, develop, and validate cutting-edge medium-voltage power electronics systems. You will design a wide range of associated parts and assemblies using a first principles design approach. Your role will involve performing a variety of tasks, including CAD, analysis, prototyping, testing, and hands-on work. You will collaborate closely with electrical, test, and manufacturing engineering teams, as well as external suppliers. You will own your designs from concept through high-volume production.

 

How You Will Contribute

  • Design mass-manufacturable parts and assemblies for power converters, such as enclosures, plastics, heatsinks, insulators, transformers, connectors, PCBAs, bolted joints, and adhesive joints

  • Own parts and assemblies from initial concept to high volume production

  • Design with a first principles approach, optimizing parts through analysis (e.g. structural, thermal, tolerance)

  • Create 3D designs and 2D drawings using CATIA V6/3DX

  • Perform hands-on work such as prototyping and testing

  • Collaborate with different engineering disciplines, including mechanical, electrical, manufacturing, and reliability teams, as well as external partners and suppliers

 

What You Will Bring

We have a short list of must-have requirements. We prioritize a strong grip on first principles, hands-on skills, and a sense of initiative. Domain-specific knowledge and experience will help determine the career level for each hire.

 

Must-Have Requirements 

  • Bachelor's degree in mechanical engineering, mechatronics, or similar

  • 4+ years of full-time industry experience

  • Demonstrated exceptional ability designing mechanical parts or assemblies

  • Demonstrated exceptional ability working with 3D CAD (bonus if there is experience with CATIA V6/3DX)

  • Strong engineering fundamentals including a basic understanding of electronics

  • Experience designing electromechanical parts or assemblies

  • Experience with high volume manufacturing and processes such as fastening, sheet metal bending, stamping, injection molding, diecasting, extruding, and dispensing

  • Excellent communication and interpersonal skills

  • Ability to work independently and as part of a team

  • Strong problem-solving skills and attention to detail

 

Nice-to-Haves

  • Experience designing power electronics converters

  • Experience with PCBAs, connectors, fuses, and other electronic components

  • Experience with FEA, CFD, multi-physics modeling, or associated software (Ansys, MATLAB, Python, Simulink, StarCCM, etc.)

  • Experience with GD&T and tolerance analysis

  • Experience with reliability and validation testing, as well as DFMEAs

  • Experience with product lifecycle management (PLM) and controlled release processes

  • Experience with medium voltage (34.5kV) or grid-related products, such as converters, switchgear, circuit breakers, insulation, and shielding

 

If you are passionate about technology and enjoy working in a fast-paced environment, we would love to hear from you. Join us in accelerating the electrification of everything Heron Power.

Heron Power provides competitive compensation (salary and equity) and benefits. The salary for this role ranges from $120,000 to $190,000 per year.

Frequently Asked Questions

Is the salary disclosed for the Mechanical Engineer, Power Electronics position at heron-power?
The salary for this Mechanical Engineer, Power Electronics role at heron-power is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Mechanical Engineer, Power Electronics position at heron-power located?
This Mechanical Engineer, Power Electronics role at heron-power is based in Scotts Valley. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Mechanical Engineer, Power Electronics role at heron-power full-time or part-time?
This is listed as a FullTime position. It is posted as a Mechanical Engineer, Power Electronics role in the Engineering department at heron-power.
Which team or department does the Mechanical Engineer, Power Electronics at heron-power belong to?
This Mechanical Engineer, Power Electronics position is part of the Engineering department at heron-power. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Mechanical Engineer, Power Electronics position at heron-power?
Click the "Apply Now" button on this page. You will be redirected to heron-power's official application portal hosted on ashby where you can submit your application directly.
When was the Mechanical Engineer, Power Electronics job at heron-power posted?
This Mechanical Engineer, Power Electronics position at heron-power was posted on May 30, 2026. Apply as soon as possible — early applications are often reviewed first.
Mechanical Engineer, Power Electronics
heron-power
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