ABOUT MAINSPRING 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. The core values that ground our work, guide our decisions, and connect us together: * Pragmatic Optimism * Excellence without Ego * Proactive Collaboration JOB OVERVIEW Mainspring Energy seeks a Commissioning Operations Engineer to design and implement resilient, clean power solutions for Commercial & Industrial customers. This involves customer engagement, site visits, and configuring & starting up custom systems based on Mainspring's linear generators. This new role offers an opportunity to shape future workflows and is ideal for analytical engineers comfortable in dynamic settings. The Linear Generator is a complex system requiring a strong understanding of operations, systems engineering, and data analysis. We are looking for a driven and inquisitive individual to excel in this interdisciplinary position. RESPONSIBILITIES Operate and test our Linear Generator units after new site installations to allow seamless integration into Mainspring’s growing LGen fleet Travel to customer sites and project locations to support new installations, site acceptance tests, and customer demonstrations Enhance current commissioning procedures to improve testing efficiency and shorten timelines. Troubleshoot and root cause operation issues with our linear generators in collaboration with other engineering teams such as Mechanical, Electrical, and Software & Controls Work directly with our commissioning technicians to facilitate repairs, retrofits, and provide operational training on our generators Analyze data, generate reports and communicate results from commissioning to our customers, internal project managers, and with engineering teams to facilitate learnings Build and refine automation scripts, commissioning toolkits, and data-driven processes that streamline onboarding, testing, and fault recovery REQUIRED QUALIFICATIONS Bachelor’s degree in mechanical engineering, electrical engineering, physics, or equivalent Experience in project management  Strong organizational and communication skills Understanding of electrical power distribution and control systems Proficiency in at least one programming language (e.g. Python, C++, MATLAB) Knowledge of industrial communication protocols (e.g., Modbus, Ethernet/IP) Strong analytical and problem-solving skills, with the ability to troubleshoot complex technical issues efficiently Demonstrates flexibility in approach and willingness to take on new challenges Detail-oriented and comfortable working in a fast-paced environment  Enjoy working with complex systems and collaborating  in interdisciplinary teams Willingness and ability to travel nationwide up to 50% of the time BONUS QUALIFICATIONS Master’s degree in Engineering or related field and/or 3+ years of applicable experience Hands-on experience in industrial equipment installation/commissioning, including interpreting schematics and technical specifications Familiarity with microgrid controls solutions, devices, programming, technical challenges, constraints, energy management systems, and controls architecture is preferred Experience working directly with customers in a technical or engineering capacity 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. In more traditional words, Mainspring Energy, Inc is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. 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.