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Peak Energy     Job Title:  Controller Location:  Broomfield, CO  Department:  Fina nce   Reports To: VP of Finance Position Type:  Full-Time     About Peak Energy       Peak Energy is the first American venture to advance globally proven Sodium-Ion battery systems as the storage standard for the new era of renewable energy on a resilient grid.      Sodium-Ion is cheap, readily available and safe, making it the leading contender in a rapidly evolving market.        Our leadership team is powered by decades of expertise in scaling gigawatt-level innovation at world-class companies such as Tesla, Northvolt, Apple, Powin, Enovix, Zipline, Solid Power, and Fluence. We are backed by strategic investment and product partners such as TDK Ventures and Eclipse Ventures.        We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience.      About the Role - Controller Peak Energy is accelerating the transition to clean, reliable energy through advanced energy storage systems. We are seeking a Controller to be the first dedicated accounting leader at Peak and build our finance infrastructure from the ground up. This role will be hands-on in the near term — taking ownership of the close process, supporting our ERP implementation, and preparing for our initial financial audit — while also laying the foundation for a scalable, best-in-class accounting organization.   The ideal candidate is a technically strong, process-minded accounting leader who thrives in fast-growing, entrepreneurial environments and is motivated by the opportunity to design and own the accounting function end to end.   What You'll Do (Responsibilities) Build the Accounting Function Establish internal accounting operations previously managed by external providers, including general ledger, AP/AR, payroll, and reconciliations. Define the accounting policies, procedures, and internal controls that will support the company’s next stage of growth. Design and implement scalable processes to support manufacturing, project development, and capital asset activities. Develop the company’s first monthly close process with clear timelines, responsibilities, and accuracy standards. Financial Reporting & Audit Readiness Prepare and own monthly, quarterly, and annual financial statements in accordance with GAAP. Manage the company’s first external audit process, establishing documentation standards and audit-ready controls. Develop and maintain chart of accounts, closing checklists, and standard reporting templates. ERP Implementation & Systems Serve as finance lead for implementation of the company’s first ERP system (e.g., NetSuite). Partner cross-functionally with Operations, Supply Chain, and Engineering to ensure accounting and operational data flow seamlessly. Create systems for tracking inventory, fixed assets, and capital project spend in coordination with other departments. Capital Expenditure & Project Accounting Implement processes for capital purchases, including purchase order review, asset capitalization, and depreciation policies. Work with the project development and operations teams to ensure accurate accounting for construction-in-progress, intercompany allocations, and project costs. Support FP&A and leadership in translating financial results into actionable insights. Team & Growth Build and lead a small but high-performing accounting team over time as the company scales. Mentor and develop future team members while maintaining a hands-on approach in the early stages. Continuously identify opportunities to