Menlo Park, CA30+ days ago
ResponsibilitiesOwn inverter integration into Mainspring's Linear Generator System, including electrical interfaces, control interfaces, configuration, and cooling constraintsLead the troubleshooting and root cause analysis of complex hardware issues arising in the field, lab, or during testing of grid forming and grid following inverters and AC power systemsConfigure and tune inverter parameters for stable operation across grid-forming and grid-following modesDesign and execute lab and system-level test plans to validate inverter performance, protection behavior, and system stabilityAnalyze AC power waveforms, power quality, and fault behavior to diagnose system issuesPerform critical design reviews and collaborate cross-functionally with mechanical, thermal, controls, test engineering and software engineers to ensure holistic system performance and manufacturabilityQualificationsBachelor''s or Master''s degree in Electrical Engineering or a related field5+ years of hands-on experience working with power inverters or power conversion systemsStrong troubleshooting skills with AC power systems, including waveform analysis, fault behavior, and system stabilityHands-on experience using an oscilloscope, multimeter and other test instruments to measure electrical parameters such as voltage, current, frequencyComfort working on high voltage systems (400-800 Vac, up to 1500Vdc)The ability to work independently and own complex technical problems from initial identification through final resolutionA "collaborate-first" mindset and ability to communicate across a range of disciplines and personalitiesBonusDemonstrated experience in the development, deployment, or optimization of grid-scale energy projectsProven expertise in the design, integration, or testing of high-voltage battery systems, including comprehensive knowledge of BMS operation and critical parametersDirect experience working with SEL relays for protection and control in power systems$130,000 - $153,000 a yearThis position is onsite at our Menlo Park HQ. 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.