Fleet Operations & Analytics Engineer (Tues - Sat)

Mainspring EnergyMenlo Park, CA

On-site Full-time

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Experience Level

Entry Level

Qualifications

QualificationsBachelor's degree in Engineering or a related field. Experience in operations, analytics, or related engineering disciplines. Strong analytical and problem-solving skills. Ability to work collaboratively in a fast-paced environment. Excellent communication skills.

About the job

Join Our Innovative Team at Mainspring Energy

Mainspring Energy is at the forefront of transforming power generation with our cutting-edge Mainspring Linear Generator technology, offering unmatched flexibility for local power generation. We are the go-to choice for commercial, industrial, and utility leaders seeking reliable power solutions for applications such as EV charging, commercial facilities, data centers, and extensive grid operations.

Our Linear Generator is designed to be fuel-flexible, rapidly adjusting to demand while maintaining near-zero NOx emissions through a flameless reaction. With the support of renowned investors like Khosla Ventures, Bill Gates, and American Electric Power, we are not only delivering innovative solutions across the U. S. but are also poised for international growth.

Driven by our mission to create an affordable, reliable, and net-zero carbon grid, Mainspring is expanding within the $816 billion global electricity equipment market. We are actively seeking talented individuals who resonate with our core values and can contribute fresh perspectives to fuel our ongoing innovation.

Our Core Values

Pragmatic Optimism: We embrace challenges as opportunities for growth, balancing ambition with practical problem-solving.
Excellence without Ego: We strive for the highest standards in customer experience and product delivery, fostering humility in acknowledging our challenges.
Proactive Collaboration: We actively seek diverse skills and perspectives to enhance our teamwork and relationships with partners and customers.

Explore more about us at www.mainspringenergy.com

About Mainspring Energy

Mainspring Energy is leading the charge in local power generation with innovative technology that provides unmatched adaptability and efficiency. Our commitment to sustainability and excellence drives our mission to create the future of clean energy solutions.

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Power Systems Engineer

Collabera Inc.

Full-time|On-site|Menlo Park

Join our innovative team as a Power Systems Engineer, where you'll be at the forefront of energy solutions. In this role, you will design, analyze, and optimize power systems to enhance efficiency and sustainability. Your expertise will contribute to cutting-edge projects that shape the future of energy management.

May 17, 2017

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Electrical Engineer - Inverter Systems Engineer

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Company OverviewMainspring Energy is at the forefront of transforming power generation with the innovative Mainspring Linear Generator, a technology offering unparalleled flexibility and adaptability. Leading commercial, industrial, and utility sectors are opting for Mainspring's solutions over conventional engines, turbines, and fuel cells to efficiently and reliably provide local power for applications such as EV charging, commercial facilities, data centers, and grid-scale operations.This state-of-the-art Linear Generator is fuel flexible, swiftly adjusts to meet varying demands, and operates using a flameless reaction that results in nearly zero NOx emissions. Supported by prominent investors like Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring designs, manufactures, and delivers its cutting-edge products across the U.S. and is poised for rapid international growth.Driven by our vision of an affordable, reliable, net-zero carbon grid, Mainspring is swiftly expanding its reach within the $816 billion global electricity equipment market. We're committed to hiring exceptional talent to meet our increasing customer demands worldwide and embrace a diverse range of backgrounds, experiences, and skills to foster continual innovation for our clients.At Mainspring, we value:Pragmatic Optimism: We believe that the ambition and creativity required to build a new category of world-class power generation must be balanced with practical problem-solving.Excellence without Ego: We are dedicated to providing the best customer experience, applying deep technical rigor while remaining humble about our challenges.Proactive Collaboration: Our integrated, cross-disciplinary approach necessitates actively engaging with diverse perspectives and skills, extending our culture of inclusion and respect to our partners and customers.For more information, visit www.mainspringenergy.com.Job OverviewThe technology behind Mainspring’s Linear Generator is unmatched in the market. As an Electrical Engineer focusing on inverter systems, you will collaborate with a talented team to develop innovative electrical power and control hardware systems that optimize efficiency and comply with the strictest emissions standards.

Apr 10, 2026

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Senior Electrical Engineer for Innovative Hardware Systems

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Company OverviewMainspring Energy is at the forefront of transforming power generation with our groundbreaking local power generation technology, the Mainspring Linear Generator. Leading commercial, industrial, and utility organizations are increasingly choosing Mainspring over traditional solutions like engines, turbines, and fuel cells to efficiently and reliably provide local power for applications such as EV charging, commercial facilities, data centers, and large-scale grid operations.The Mainspring Linear Generator boasts remarkable fuel flexibility, adapts effortlessly to demand fluctuations, and employs a flameless reaction process that results in near-zero NOx emissions. Supported by esteemed investors including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring designs, manufactures, and delivers its innovative products to a diverse clientele across the U.S., with plans for rapid international expansion.Guided by our vision for an affordable, reliable, net-zero carbon grid, Mainspring is rapidly scaling within the $816 billion global electricity equipment market. We are actively seeking exceptional talent to meet the increasing demand from our customers worldwide. We embrace a wide array of backgrounds, experiences, and talents to drive fresh perspectives and continuous innovation for our clients.We value relationships with individuals who align with our core principles:Pragmatic Optimism: The ambition and creativity required to build a world-class power generation category must be coupled with practical problem-solving skills. We view challenges as opportunities for growth.Excellence without Ego: Our commitment to delivering an unparalleled customer experience—from sales to deployment and service—mirrors the technical rigor we apply in our product development. We aim for excellence while maintaining the humility to address our challenges collectively and as individuals.Proactive Collaboration: The integrated and multidisciplinary nature of our work at Mainspring necessitates intentional collaboration with individuals who offer diverse skills, perspectives, and priorities. Our culture promotes inclusion and respect in all interactions, both internally and with our partners and customers.

Mar 23, 2026

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Staff Electrical Engineer, Hardware Systems

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Company Overview Mainspring Energy is at the forefront of transforming power generation with our cutting-edge Mainspring Linear Generator, known for its unparalleled flexibility and adaptability. Leading figures in the commercial, industrial, and utility sectors are opting for Mainspring's technology over traditional power sources such as engines, turbines, and fuel cells, to swiftly and reliably provide local power solutions for applications including EV charging, commercial facilities, data centers, and large-scale grid operations. The Mainspring Linear Generator is designed to be fuel flexible, capable of adjusting output in response to demand, and utilizes a flameless reaction that produces near-zero NOx emissions. Supported by prestigious investors including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring is committed to designing, manufacturing, and delivering innovative products to customers across the U.S., with plans for rapid international expansion. Driven by our vision of an affordable, reliable, net-zero carbon energy grid, Mainspring is rapidly establishing itself within the $816 billion global electricity equipment market. We are in search of talented individuals who can contribute to our mission and help us meet the increasing demands of our customers around the world. We value a diversity of backgrounds, experiences, and skills to foster fresh perspectives and innovation. We believe in building relationships with individuals who share our core values: Pragmatic Optimism: The ambition to build a new category of world-class power generation is fueled by a blend of optimism and creativity, coupled with practical problem-solving skills to efficiently address challenges. Excellence without Ego: Our commitment to delivering the best customer experience drives us to apply our deep technical expertise with humility, striving for excellence while acknowledging our collective and individual challenges. Proactive Collaboration: Our success hinges on the integration of diverse skills and perspectives, and we cultivate a culture of inclusion and respect that extends to all our partners and customers. For more information, please visit www.mainspringenergy.com.

Mar 23, 2026

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Senior Electrical Engineer - Inverter Systems Expert

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Company OverviewMainspring Energy is at the forefront of transforming power generation with its innovative Mainspring Linear Generator technology, which offers unmatched flexibility and adaptability for local power generation. Our solutions are preferred by commercial, industrial, and utility sectors, providing reliable energy for applications such as EV charging, data centers, and large-scale grid operations. The Mainspring Linear Generator is designed to be fuel-flexible, capable of adjusting output to meet demand, and operates with a flameless reaction, achieving nearly zero NOx emissions.With the support of prominent investors including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring is committed to delivering high-quality products to customers across the U.S. and is rapidly expanding into international markets.Driven by our mission to create a reliable, affordable, and net-zero carbon grid, Mainspring is strategically positioned within the $816 billion global electricity equipment market. We are seeking talented individuals from diverse backgrounds and experiences to foster innovation and bring fresh perspectives to our team and our customers.We value individuals who resonate with our core principles:Pragmatic Optimism. We believe that building a new category of world-class power generation requires a balance of ambition and creativity with practical problem-solving skills. Challenges are viewed as opportunities for growth.Excellence without Ego. Our commitment to exceptional customer experience spans from sales to deployment and service. We apply rigorous technical expertise in developing and delivering outstanding products while maintaining the humility to recognize our challenges.Proactive Collaboration. The interdisciplinary nature of Mainspring’s operations encourages us to actively seek collaboration with individuals who possess diverse skills and viewpoints, fostering an inclusive culture that extends beyond our company to our partners and customers.For more information, please visit www.mainspringenergy.com

Feb 6, 2026

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Senior Electrical Engineer in Power Electronics

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Join Mainspring Energy as a Senior Electrical Engineer specializing in Power Electronics, where you will play a pivotal role in advancing innovative energy solutions. You will lead design and development efforts, working collaboratively with cross-functional teams to deliver cutting-edge power electronics systems that enhance energy efficiency and reliability.

Apr 7, 2026

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Staff Electrical Engineer - Power Electronics

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Join Mainspring Energy as a Staff Electrical Engineer specializing in Power Electronics. In this pivotal role, you will leverage your expertise in electrical engineering to drive innovations in power electronics, contributing to the development of clean, reliable energy solutions. Collaborate with a dynamic team of engineers and researchers dedicated to transforming the energy landscape.

Apr 7, 2026

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Lead IT Systems & Security Engineer

Periodic Labs

Full-time|Remote|Menlo Park, Remote

About Periodic LabsAt Periodic Labs, we combine advanced artificial intelligence with physical sciences to develop cutting-edge models that foster groundbreaking scientific discoveries. With strong financial backing and rapid growth, we empower our team members to take ownership of their roles, encouraging creative problem-solving without the constraints of bureaucracy. Our culture thrives on continuous learning and innovation, as we embrace new tools and scientific advancements to drive our mission forward.About the RoleIn this pivotal position, you will spearhead the design, implementation, and management of Periodic Labs’ IT and security frameworks. You will take charge of identity management, endpoint security, network security, and SaaS security, ensuring that our internal workflows are seamless and secure, which in turn allows our researchers to maintain high productivity levels.Your responsibilities will include writing automation scripts, integrating various systems, and establishing high benchmarks for security, reliability, and user experience. Collaborating closely with our research, infrastructure, and operations teams, you will ensure that all environments—spanning laptops, clusters, and scientific laboratories—are secure, compliant, and efficient.

Oct 22, 2025

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Machine Learning Systems Engineer

Periodic Labs

Full-time|$300K/yr - $400K/yr|On-site|Menlo Park

Periodic Labs is an AI and physical sciences company based in Menlo Park. The team focuses on advancing scientific discovery by building advanced models that drive progress in materials, energy, and related fields. The company operates with a strong sense of ownership and a drive to push scientific boundaries, supported by leading investors and a rapidly growing organization. Role overview The Machine Learning Systems Engineer will own the systems layer that powers model training and inference. This work is closely tied to the reinforcement learning (RL) feedback loop at the heart of Periodic Labs' research process, where models propose experiments, experiments generate data, and that data improves future models. The role blends deep infrastructure work with research collaboration, focusing on both performance and integration with the scientific workflow. What you will do Develop scheduling solutions for GB series GPUs using platforms like Ray, Slurm, and Kubernetes. Aim to minimize latency and maximize resource utilization across different cluster setups. Create profiling tools, both online and offline, to identify and resolve bottlenecks in the training and inference stack. Implement direct S3 checkpoint streaming to remove I/O bottlenecks during large-scale training runs. Benchmark RL training configurations across model sizes, batch strategies, and hardware architectures to find optimal setups. Write and optimize communication and GPU kernels to increase hardware throughput. Design and implement zero-copy RDMA weight synchronization between training and inference systems, keeping the RL loop fast and efficient. Develop sandbox execution environments for rapid algorithm testing and iteration. Key focus areas Scheduling, kernels, RDMA, weight synchronization, and communication primitives Collaboration with researchers to co-design algorithms and infrastructure Accelerating the RL feedback loop that drives scientific discovery at Periodic Labs

Apr 29, 2026

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Systems Engineer at Periodic Labs | Menlo Park

Periodic Labs

Full-time|On-site|Menlo Park

About Periodic LabsAt Periodic Labs, we are at the intersection of artificial intelligence and physical sciences. Our mission is to develop cutting-edge models that facilitate groundbreaking scientific discoveries. As a well-funded and rapidly expanding organization, we foster a culture where every team member is empowered to tackle challenges without the constraints of bureaucracy. We are passionate about learning new tools and advancing scientific knowledge to propel our mission forward.About the RoleAs a Systems Engineer, you will be an integral part of our elite team of scientists and engineers, driving the advancement of materials research in an innovative lab environment where AI and automation enable discoveries at an astonishing pace and scale.In this role, you will transform the innovative ideas of our scientists into functional systems: defining requirements, collaborating with automation vendors on design and construction, and overseeing installation and commissioning on-site. From concept initiation to the point where a tool is operational daily, you will harmonize teams, prioritize tasks, and streamline complex interfaces into reliable operations. If you are driven by the desire to convert ideas into reliable instruments that accelerate scientific progress, this is an exceptional opportunity to enhance your skills and contribute to groundbreaking discoveries.

Sep 22, 2025

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Senior Radar FPGA/Embedded Systems Engineer

LeoLabs Inc.

Full-time|Hybrid|Menlo Park, CA/Hybrid

Join LeoLabs: Pioneering Space Safety! At LeoLabs, we're crafting a dynamic and comprehensive map of activity in space. Utilizing our innovative global radar network and AI-driven analytics platform, we record millions of measurements every day on over 25,000 objects orbiting in low Earth orbit (LEO). Our radar-enabled intelligence safeguards billions in assets, monitors potential threats, and guarantees safe operations for both commercial and governmental missions. We are not just developing technology; we are reshaping global security, safety, and transparency in space. As orbital activities increase and threats evolve, LeoLabs remains a trusted partner for Space Domain Awareness, Space Traffic Management, and Satellite Operations for leading space operators and defense organizations. If you are eager to tackle mission-critical challenges at the forefront of aerospace, national security, and AI, your journey begins here. We are currently seeking a Senior Radar FPGA/Embedded Systems Engineer to enhance our expanding team. The Radar Systems group at LeoLabs focuses on the development, maintenance, and operation of advanced software for phased array radars. In this role, you will be responsible for building, maintaining, and deploying the FPGA images utilized in our in-house Software Defined Radios (SDRs), along with the control software needed to interface with the radar and its drivers. Significance of This Role: Your contributions will directly influence mission-critical radar systems that bolster national security, commercial space operations, and overall safety in space by enabling precise detection, tracking, and analysis of objects in orbit. Key Responsibilities: Xilinx Platform Ownership Oversee and maintain the Xilinx Vivado + Yocto projects from inception to deployment. Enhance and secure the development and production environments. Update existing projects to be compatible with current Xilinx tool versions. Establish a dependable process for building, packaging, and deploying FPGA/boot images to both local and remote devices. RF Signal Processing-Focused FPGA Development Refine and enhance FPGA-based RF/radar signal processing chains. Collaborate with RF/signal processing stakeholders to translate performance requirements into FPGA modifications. Manage fixed-point design trade-offs and validate against system-level metrics.

Apr 7, 2026

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Manufacturing Execution Systems Software Engineer

Periodic Labs

Full-time|On-site|Menlo Park

About Periodic LabsAt Periodic Labs, we are pioneering advancements at the intersection of artificial intelligence and physical sciences. Our mission is to develop cutting-edge models that facilitate groundbreaking scientific discoveries. With substantial funding and a trajectory of rapid growth, our team operates as a community of owners, empowered to identify and navigate challenges without the constraints of bureaucracy. We are passionate learners, continuously seeking new tools and scientific insights to propel our mission forward.About the RoleIn this pivotal role, you will be responsible for architecting and scaling our Manufacturing Execution Systems (MES) that drive the operations of our automated materials synthesis laboratory. You will take ownership of scheduling, workflow management, and data provenance systems that integrate a variety of instruments—including furnaces, dispensers, and diffractometers—to enable the large-scale synthesis of innovative materials. Your work will involve creating workflow orchestration for multi-step synthesis processes, as well as instrument scheduling systems that effectively manage resource contention, prioritize tasks, and handle batching on shared equipment. You will ensure comprehensive lineage tracking for every sample action taken. Your technical expertise will span the full stack—from Python backend development to React frontend interfaces, and Kubernetes infrastructure—ensuring our systems operate reliably in production with minimal need for intervention. Collaborating closely with the engineering lead, you will help scale our lab automation platform in response to increasing instrument counts and experimental throughput.You will excel in this role if you possess the following experience:Development of production MES, LIMS, ERP, or process control systems adhering to strict correctness standards.Expertise in workflow and Directed Acyclic Graph (DAG) orchestration.Proficient data modeling for audit and provenance applications.Experience in managing concurrent systems, including resource locking, scheduling, and contention resolution.Background in powder synthesis, ceramics, or materials manufacturing environments.Familiarity with scheduling algorithms for managing shared resources under constraints.Knowledge of event sourcing or append-only data architectures.

Feb 10, 2026

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Director of Software Engineering

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Company OverviewMainspring Energy is at the forefront of transforming power generation with the innovative Mainspring Linear Generator, a highly flexible and versatile local power generation technology. Leaders in the commercial, industrial, and utility sectors are selecting Mainspring over traditional methods such as engines, turbines, and fuel cells to efficiently and reliably provide local power for applications including EV charging, commercial facilities, data centers, and grid-scale operations. Our Linear Generator is fuel flexible, responsive to demand fluctuations, and operates with a flameless reaction that results in near-zero NOx emissions.Supported by esteemed investors such as Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring designs, manufactures, and delivers its solutions to customers throughout the U.S. and is rapidly expanding its footprint internationally.Driven by our vision of an affordable, reliable, and net-zero carbon energy grid, Mainspring is experiencing robust growth within the $816 billion global electricity equipment market. We are seeking top-tier talent to accommodate our expanding customer base worldwide. We embrace a diverse range of backgrounds, experiences, and skills to foster fresh perspectives and continuous innovation for our clients.We seek to build connections with individuals who resonate with our core values:Pragmatic Optimism. The development of a groundbreaking category of power generation requires a blend of ambitious optimism and the practicality to efficiently address challenges, viewing them as opportunities for advancement.Excellence without Ego. We are committed to delivering an exceptional customer experience across all stages, from sales to deployment and service, while maintaining deep technical rigor in creating and delivering our world-class products. We strive for excellence and operate as leaders who humbly acknowledge our collective and individual challenges.Proactive Collaboration. The interdisciplinary nature of Mainspring's work necessitates actively engaging with others who offer varied skills, perspectives, and priorities, fostering an inclusive and respectful culture that extends to our partners and clients.For more information, please visit www.mainspringenergy.com.

Feb 17, 2026

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Director of Mechanical Engineering

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Company OverviewAt Mainspring Energy, we are transforming the landscape of power generation with our innovative Mainspring Linear Generator, the most versatile and responsive local power generation technology available today. Leaders in the commercial, industrial, and utility sectors are increasingly selecting our solutions over traditional alternatives such as engines, turbines, and fuel cells. Our technology provides rapid and dependable local power to support EV charging, commercial facilities, data centers, and grid-scale operations, all while maintaining fuel flexibility and achieving near-zero NOx emissions through a flameless reaction.Supported by prominent investors including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring is currently engaged in designing, manufacturing, and delivering our groundbreaking products across the U.S. and is poised for rapid international growth.Driven by our mission to create an affordable, reliable, net-zero carbon grid, we are expanding within the $816 billion global electricity equipment market, and we are on the lookout for exceptional individuals to help us meet increasing customer demand worldwide. We embrace a wide variety of backgrounds, experiences, and talents to foster fresh perspectives and continuous innovation for our clients.Join us in building a culture that aligns with our core values:Pragmatic Optimism: The creation of a new category of world-class power generation demands the optimism of ambition and creativity, combined with practicality to effectively solve challenges. Every obstacle presents an opportunity for growth.Excellence without Ego: We are committed to providing the best customer experience, from sales to deployment and ongoing service, while also applying rigorous technical expertise to develop and deliver outstanding products. We aspire to excellence and approach our responsibilities with the humility to recognize our challenges, both as a team and as individual contributors.Proactive Collaboration: Mainspring’s cross-disciplinary nature fosters an environment where we intentionally seek out diverse skills, perspectives, and priorities. Our commitment to inclusion and respect extends beyond our team to our partners and customers.For more information, visit us at www.mainspringenergy.com

Feb 24, 2026

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Senior Mechanical Engineer - Frame and Air Spring

Mainspring Energy

Full-time|On-site|Menlo Park, CA

About UsAt Mainspring Energy, we are transforming the landscape of power generation with our innovative Mainspring Linear Generator, the most versatile and efficient local power generation technology available. Our cutting-edge solution is preferred by leaders in commercial, industrial, and utility sectors over traditional methods such as engines, turbines, and fuel cells. Mainspring's technology is ideal for powering EV charging stations, commercial buildings, data centers, and large-scale grid operations. Our generators are fuel-agnostic, quick to respond to demand fluctuations, and operate with a flameless reaction, achieving near-zero NOx emissions.Supported by prestigious investors including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring is not only designing and manufacturing its products but also actively delivering solutions across the U.S. as we expand internationally.Driven by our mission to create an affordable, reliable, and net-zero carbon grid, Mainspring is rapidly scaling its operations within the $816 billion global electricity equipment market. We are on the lookout for exceptional talent from diverse backgrounds to help us meet the increasing global demand.We value individuals who share our core principles:Pragmatic Optimism: We believe in the power of ambition and creativity, tempered by practicality to efficiently address challenges as they arise.Excellence without Ego: We strive for an exceptional customer experience through deep technical expertise and a commitment to excellence, while maintaining the humility to recognize our challenges.Proactive Collaboration: Our integrated approach necessitates actively engaging with individuals who bring diverse skills and perspectives, fostering a culture of respect and inclusion in our interactions.Learn more about us at www.mainspringenergy.com

Feb 28, 2026

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Staff Cloud Platform Software Engineer

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Mainspring Energy creates the Mainspring Linear Generator, a power generation solution designed for commercial, industrial, and utility applications. These generators provide local power for uses like EV charging, commercial buildings, data centers, and large-scale grid projects. The Linear Generator operates with a flameless reaction, resulting in nearly zero NOx emissions and compatibility with various fuels. The company is supported by investors including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst. Mainspring designs, manufactures, and delivers its products across the United States and is preparing for international expansion. The team aims to build a reliable, affordable, and net-zero carbon grid, and is growing quickly within the global electricity equipment market. Mainspring values diverse backgrounds and believes they foster innovation. Core Values Pragmatic Optimism: Combining creativity with practical solutions, the team sees challenges as opportunities for growth. Excellence without Ego: Focused on delivering strong customer experiences, employees apply technical skill with humility and teamwork. Proactive Collaboration: Success depends on engaging with people from different backgrounds and perspectives, building a respectful and inclusive culture. Role overview The Staff Cloud Platform Software Engineer will lead the architecture for Mainspring’s cloud-to-field software systems. This platform enables monitoring, control, and optimization of distributed energy assets for commercial, industrial, and utility clients. The role is central to developing and maintaining the systems that support reliable on-site power delivery through the Linear Generator platform. Location This position is based in Menlo Park, CA.

Apr 28, 2026

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Senior NPI Manufacturing Engineer at Mainspring Energy | Menlo Park, CA

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Company OverviewAt Mainspring Energy, we are transforming the landscape of power generation with our innovative Mainspring Linear Generator technology. This cutting-edge local power generation solution is chosen by commercial, industrial, and utility leaders over traditional methods such as engines, turbines, and fuel cells. Our technology is designed for rapid and reliable local power delivery, catering to EV charging, commercial facilities, data centers, and grid-scale operations. With its fuel flexibility, the Mainspring Linear Generator can efficiently adjust to varying demand while maintaining near-zero NOx emissions through a flameless reaction.Supported by prestigious investors like Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring is actively designing, manufacturing, and distributing its products across the U.S., with plans for rapid international expansion.In pursuit of an affordable, reliable, and net-zero carbon grid, Mainspring is rapidly growing within the $816 billion global electricity equipment market, and we are eager to attract top talent to meet our expanding customer needs worldwide. We value diverse backgrounds, experiences, and talents to foster continuous innovation and provide fresh perspectives for our clients.We seek to connect with individuals who resonate with our core values:Pragmatic Optimism. Our vision of creating a new category of world-class power generation is driven by an optimistic blend of ambition and creativity, balanced with the practicality required to efficiently solve challenges that arise.Excellence without Ego. We are committed to delivering the best customer experience across all stages—from sales to deployment and service—backed by technical rigor in the development of our world-class products. We strive for excellence while embracing humility to acknowledge both our collective and individual challenges.Proactive Collaboration. The interconnected nature of Mainspring’s operations encourages us to seek out diverse skills, perspectives, and priorities, fostering a culture of inclusion and respect that extends to our partners and customers.For more information, visit us at www.mainspringenergy.com

Feb 25, 2026

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Fleet Operations & Analytics Engineer (Sunday - Thursday)

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Company Overview Mainspring Energy is at the forefront of transforming power generation through its innovative Mainspring Linear Generator technology. This revolutionary solution is favored by commercial, industrial, and utility leaders who seek a reliable and flexible alternative to traditional energy sources such as engines, turbines, and fuel cells. Our technology is designed to efficiently deliver local power for applications like EV charging, commercial facilities, data centers, and large-scale grid operations. The Mainspring Linear Generator is unique in its fuel flexibility, rapid response to demand changes, and near-zero NOx emissions, thanks to its advanced flameless reaction process. Supported by prominent investors, including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring is committed to expanding its reach across the U.S. and internationally. Driven by our vision of an affordable, reliable, net-zero carbon grid, Mainspring is rapidly scaling within the $816 billion global electricity equipment market. We are eager to attract top talent that shares our values and can contribute to our mission of continuous innovation and superior customer service. Job Overview As a Fleet Operations & Analytics Engineer, you will play a crucial role within our dynamic team, focused on the operation and monitoring of the sophisticated Linear Generator system. This position encompasses various engineering disciplines, including thermodynamics, mechanical, electrical, software, and controls. Your contributions will help ensure that Mainspring Energy delivers the highest quality products and services to our customers.

Apr 6, 2026

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Fleet Operations & Analytics Engineer (Tues - Sat)

Mainspring Energy

Full-time|On-site|Menlo Park, CA

Join Our Innovative Team at Mainspring EnergyMainspring Energy is at the forefront of transforming power generation with our cutting-edge Mainspring Linear Generator technology, offering unmatched flexibility for local power generation. We are the go-to choice for commercial, industrial, and utility leaders seeking reliable power solutions for applications such as EV charging, commercial facilities, data centers, and extensive grid operations.Our Linear Generator is designed to be fuel-flexible, rapidly adjusting to demand while maintaining near-zero NOx emissions through a flameless reaction. With the support of renowned investors like Khosla Ventures, Bill Gates, and American Electric Power, we are not only delivering innovative solutions across the U.S. but are also poised for international growth.Driven by our mission to create an affordable, reliable, and net-zero carbon grid, Mainspring is expanding within the $816 billion global electricity equipment market. We are actively seeking talented individuals who resonate with our core values and can contribute fresh perspectives to fuel our ongoing innovation.Our Core ValuesPragmatic Optimism: We embrace challenges as opportunities for growth, balancing ambition with practical problem-solving.Excellence without Ego: We strive for the highest standards in customer experience and product delivery, fostering humility in acknowledging our challenges.Proactive Collaboration: We actively seek diverse skills and perspectives to enhance our teamwork and relationships with partners and customers.Explore more about us at www.mainspringenergy.com

Apr 6, 2026

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Senior Materials and Process Engineer

Mainspring Energy

On-site|On-site|Menlo Park, CA

Join Mainspring Energy as a Senior Materials and Process Engineer and play a pivotal role in transforming the future of power generation. You will be responsible for developing and optimizing materials and processes that drive the performance of our innovative Mainspring Linear Generator. This position involves collaborating with cross-functional teams to ensure our products meet and exceed industry standards, while also contributing to our mission of providing reliable, net-zero carbon energy solutions.

Dec 16, 2025

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