Controller

Make a Difference for Climate and Equity — Join Slipstream as Controller.

Are you a skilled financial leader who thrives on precision, compliance, and operational excellence? At Slipstream, you can help shape a cleaner, more equitable energy future.

We’re seeking a Controller to oversee all aspects of accounting, financial management, and compliance. This role ensures the integrity of our financial operations—from general ledger oversight and audit coordination to strategic cash management and team leadership. You’ll guide a high-performing accounting team, streamline processes, and provide insights that support strategic decision-making. Your leadership will directly support our mission to build an equitable clean energy society where everyone benefits from energy innovation.

About Slipstream

Slipstream is a national, mission-driven nonprofit that accelerates climate solutions. For everyone.

We inspire bold ideas to tackle big energy challenges. Our work spans energy efficiency, energy planning with municipalities and Native Nations, equitable building decarbonization, emerging technologies, and green financing. We collaborate with governments, utilities, and community-based organizations to discover, test, and scale solutions that work for real people in real communities.

We are optimistic, inclusive, and ambitious about our impact—and we’re looking for someone who shares our drive.

What You'll Do

+ Oversee general ledger, cash flow, and bank reconciliation processes. + Working with the Financial Planning & Analysis Manager, monitor budget performance, providing variance analysis and recommending adjustments. + Manage revenue cycle, including accounts receivable and billing. + Oversee investment strategies and tracking investment performance. + Oversee cash management and manage banking relationships + Maintain accurate and organized financial records. + Reconcile accounts and allocating expenses. + Oversee payroll processing. + Ensure compliance with accounting principles and regulations (GAAP, IRS, etc.). + Prepare financial statements and reports for management and stakeholders. + Coordinate internal and external audit processes. + Oversee 990 Preparation. + Ensure compliance with financial laws, regulations, and reporting requirements. + Oversee grant management and compliance with grantor requirements. + Develop and implement internal controls and financial policies. + Supervise and mentor accounting staff. + Actively participate in recruiting, hiring, performance remediation, training and issue resolution. + Identify opportunities to improve financial processes and efficiency. + Streamline systems and leverage new technologies. + Analyze financial data and provide insights to support strategic planning. + Liaison with auditors, funders, and other stakeholders. + Assist with grant applications and reporting.

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Working Environment