Staff Electrical Engineer - Power Electronics

• Bachelor’s degree, or higher, in Electrical Engineering
• 8 years of experience developing power electronics technologies
• Excellent electronics design fundamentals; ability to take concept level design details, select components, and produce a schematic
• Examples of taking ownership of a power electronics design project
• Circuit board design experience
• Familiar with schematic capture and power converter circuit modeling/simulation tools
• Knowledge of power electronics control theory
• Proficiency with EE tools (Oscilloscopes, Power Analyzers, Network Analyzers, Signal Generators etc.)
• Experience with power semiconductor selection, gate drive, and protection circuit design
• Proven ability to work independently on an electronics design project
• Clear verbal and written communication skills
• A passion for hands-on hardware development
• A “collaborate-first” mindset and have successfully communicated across a range of teams and personalities

• Experience designing high voltage (480VAC or 800VDC range) systems
• Experience designing kW-level power electronics
• Experience in the full hardware development life cycle, from requirements development to manufacturing support
• Experience working at a startup or rapid development environment
• Experience with Altium

Does your experience not meet all of our posted requirements? Studies have shown that some people are less likely to apply to positions unless they meet every listed requirement. At Mainspring, we are committed to building a diverse, inclusive, flexible, and collaborative environment, so if you want to help us transition the world to clean and affordable electricity, and don’t meet all posted requirements for a particular role, we’d still love to hear from you.

Mainspring can sometimes be flexible enough to shift responsibilities for the right person, or otherwise identify open or upcoming roles that may better fit your professional background.

This compensation and benefits information is based on Mainspring Energy's estimate as of the date of publication and may be modified in the future. We generally do not negotiate on salary once we have made an offer. The level of pay within the range will depend on a variety of job-related factors that may include location, relevant prior experience and/or education, or particular skills and expertise. New hires joining the company tend to be paid within the starting base pay range noted above, with opportunities to increase pay over time based on development of additional skills, competencies, and company-specific knowledge.

• Pragmatic Optimism
• Excellence without Ego
• Proactive Collaboration

Job Overview

The technology that powers Mainspring’s Linear Generator is unlike any other generator technology on the market. The Linear Generator relies on innovative electrical power and control hardware systems to achieve its best-in-class efficiency while meeting the world’s strictest emissions requirements. These electrical hardware systems are designed by a talented team of electrical engineers that own hardware design from initial concept through test and manufacturing.

We have a high impact opportunity for a power electronics engineer to shape the future of the Linear Generator’s power electronics systems.

Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today has hundreds of megawatts in advanced development and field operations for leading Fortune 500 companies, data centers, and utilities. Mainspring also partners with global energy leaders including AEP, NextEra Energy Resources, Schneider Electric, and more.