Senior Reliability Engineer, Electrical Systems
mainspringenergy· Product Testing
About this role
Company Overview
Mainspring Energy is revolutionizing power generation with the world’s most flexible and adaptable local power generation technology, the Mainspring Linear Generator. Commercial, industrial, and utility leaders are choosing Mainspring over traditional options like engines, turbines, and fuel cells to quickly and reliably deliver local power for EV charging, commercial facilities, data centers, and grid-scale operations.
The Mainspring Linear Generator is fuel flexible, ramps up and down to meet demand, and utilizes a flameless reaction with near-zero NOx emissions. Backed by top-tier investors including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst Mainspring designs, manufactures and delivers its products to customers across the U.S. today, and we’re quickly scaling for international expansion.
Inspired by our vision of the affordable, reliable, net-zero carbon grid, Mainspring is rapidly expanding within the $816B global electricity equipment market, and we’re hiring the best talent to meet growing customer demand around the globe. We welcome a broad range of backgrounds, experiences, and talents to bring fresh perspectives and ongoing innovation to our customers.
We are looking to build relationships with people who share our values:
Pragmatic Optimism. Building a new category of world-class power generation requires the optimism of ambition and creativity, balanced with practicality to solve problems efficiently. The challenges that arise are opportunities for growth.
Excellence without Ego. We bring expertise and commitment to creating the best customer experience, from sales to deployment and service, just as we apply deep technical rigor to building and delivering world-class products. We strive for excellence and behave as leaders with the humility to acknowledge our challenges, both collectively and as individual contributors.
Proactive Collaboration. The integration and cross-disciplinary nature of Mainspring’s business requires intentionally seeking out others who bring different skills, perspectives, and priorities. Our culture of inclusion and respect extends beyond our team to interactions with our partners and customers.
More information can be found at www.mainspringenergy.com
Job Overview
Mainspring Energy is growing rapidly and has begun to manufacture its Linear Generators in volume, and reliability is a crucial element to the success of the product. The reliability team is responsible for evaluating design risks, and implementing tests and analyses to quantify and reduce risk to an acceptable level for the target market. Reliability engineers will use tools such as FMEA, HALT and root-cause analysis on a regular basis. The successful candidate is highly organized and communicative, and will thrive in a nimble fast-paced environment that includes product engineering, R&D and manufacturing.
Frequently Asked Questions
What is the salary for the Senior Reliability Engineer, Electrical Systems role at mainspringenergy?
The listed salary for this Senior Reliability Engineer, Electrical Systems position at mainspringenergy is USD 126K–148K. This is an Salary role.
Where is the Senior Reliability Engineer, Electrical Systems position at mainspringenergy located?
This Senior Reliability Engineer, Electrical Systems role at mainspringenergy is based in Menlo Park, CA. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Senior Reliability Engineer, Electrical Systems role at mainspringenergy full-time or part-time?
This is listed as a Salary position. It is posted as a Senior Reliability Engineer, Electrical Systems role in the Product Testing department at mainspringenergy.
Which team or department does the Senior Reliability Engineer, Electrical Systems at mainspringenergy belong to?
This Senior Reliability Engineer, Electrical Systems position is part of the Product Testing department at mainspringenergy. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior Reliability Engineer, Electrical Systems position at mainspringenergy?
Click the "Apply Now" button on this page. You will be redirected to mainspringenergy's official application portal hosted on lever where you can submit your application directly.
When was the Senior Reliability Engineer, Electrical Systems job at mainspringenergy posted?
This Senior Reliability Engineer, Electrical Systems position at mainspringenergy was posted on May 13, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Reliability Engineer, Electrical Systems
mainspringenergy · 💰 USD 126K–148K
You'll be redirected to mainspringenergy's official application page on Lever.