Director, Regulatory

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 \n Job Overview Mainspring Energy is seeking an experienced legal or regulatory professional to lead the Company's strategy on environmental, energy, and regulatory matters. Reporting to the General Counsel, this individual will drive regulatory strategy, policy engagement, and compliance initiatives affecting the Company's operations, grid integration, and growth objectives. A J.D. and experience practicing or advising on energy, utility, or environmental law are strongly preferred.

The role partners closely with Engineering, Manufacturing, Supply Chain, Commercial, Project Development, Finance, and Government Affairs to proactively manage legal and regulatory risk, market access, and support strategic scaling.

Responsibilities Develop and lead the Company's regulatory legal strategy to support further commercialization, manufacturing expansion, project deployment, and market growth, while proactively identifying and mitigating regulatory risks and influencing emerging policy developments Advise the Company on state and federal environmental laws and regulatory compliance applicable to manufacturing operations, including U.S. EPA regulations, air quality, hazardous materials, waste, and related permitting

requirements Provide legal support for air permitting and environmental approvals for manufacturing facilities and customer deployments Lead legal strategy relating to product regulatory

requirements, certifications, emissions standards, and evolving regulatory frameworks (e.g., NERC) Advise on utility regulation, interconnection

requirements, tariffs, and energy market rules affecting distributed generation projects Support project development and siting by identifying regulatory risks and permitting

requirements Monitor and interpret federal, state, and local legislation, regulations, and policy developments affecting distributed energy resources and advise business leaders on legal implications Serve as the legal lead on Foreign Entity of Concern (FEOC), domestic content, and other supply chain regulatory

requirements Coordinate with Government Affairs on legislative and regulatory advocacy and engagement with agencies, policymakers, and industry organizations Manage outside counsel and consultants as needed

Qualifications J.D. preferred with an active membership in at least one U.S. state bar Director: 15+ / Senior Director: 20+ years of legal experience, including significant experience advising on environmental, energy, utility, or regulatory law Strong knowledge of environmental permitting, energy regulation, and administrative law Familiarity with the Inflation Reduction Act, including ITC, FEOC, and domestic content

requirements Experience advising technology, manufacturing, infrastructure, or energy companies preferred Excellent judgment, business acumen, and ability to work cross-functionally in a fast-paced environment \n $233,000 - $275,000 a year This position is remote . The salary will be adjusted to reflect local market conditions based on employee location as well as the experience of the employee. Along with the base salary, Mainspring offers pre-IPO stock options +

benefits. \n 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.