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 Driven by our vision of the affordable, reliable, net-zero carbon grid of the future, Mainspring has developed a new category of power generation, the Linear Generator, delivering local, scalable, and fuel-flexible power to accelerate the transition to a net-zero carbon grid. As a Staff Human Resources Business Partner, you will serve as a trusted advisor to business leaders, partnering closely with all levels including Directors, Senior Directors, and Vice Presidents to align people strategies with business priorities. You will help build high-performing organizations by providing expertise across talent management, employee relations, organizational effectiveness, workforce planning, leadership coaching, and change management. This role is ideal for an experienced HR professional who enjoys both strategic partnership and hands-on execution. You'll thrive in a fast-paced, high-growth environment where no two days look the same, balancing business partnership with building scalable People programs that support Mainspring's continued growth. 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.