• Oversee day-to-day accounting operations and supervise the bookkeeper • Review and approve bookkeeping work, including accounts payable, accounts receivable, and general ledger entries • Manage monthly, quarterly, and year-end close processes • Perform and review NetSuite reconciliations (bank, credit cards, balance sheet accounts) • Prepare, review, and post journal entries in NetSuite • Ensure accurate revenue recognition and expense allocation • Produce weekly financial reports and dashboards for leadership • Prepare monthly financial statements (P&L, balance sheet, cash flow) • Monitor cash flow and working capital • Maintain and improve internal controls and accounting procedures • Ensure compliance with GAAP and company accounting policies • Coordinate with external accountants, tax advisors, and auditors as needed • Assist with budgeting, forecasting, and variance analysis • Support leadership with ad hoc financial analysis and reporting • Maintain documentation and support for audits and financial reviews • Identify process improvements and efficiencies within NetSuite and accounting workflows.

• Own the monthly close and general ledger, ensuring accurate, timely financials • Oversee billing, revenue, AR, AP, and cash management, with support from contractors and external partners • Manage the outsourced accounting firm and hold vendors accountable to clear timelines and quality standards • Own banking relationships and cash controls, including monthly compliance and certifications • Coordinate payroll through an external vendor, ensuring accuracy, timeliness, and compliance • Own commission calculations and entries for Sales and Customer Success • Maintain and own the cap table in Carta, including option grants, exercises, cancellations, and 409A coordination • Manage corporate insurance programs and key compliance items • Support state and federal tax filings in partnership with external advisors • Lead and manage third-party consultants, providing direction, prioritization, and quality control • Improve accounting processes and reduce complexity over time—bringing order and stability first, then efficiency • Partner closely with the VP of Finance to support a lean, technology-forward finance function as the business scales

• Drive Strategic Financial Stewardship • Advise the Chief Operating Officer, CEO, and other senior leaders on all aspects of financial planning, budgeting, cash flow management, investment priorities, and long-term financial strategy. • Work directly with the Finance & Audit Committee of the Board of Directors to communicate critical financial matters and provide clear, insightful analysis. • Lead the development of financial models and conduct scenario analysis to support strategic decision-making for new initiatives, partnerships, and growth opportunities. • Translate complex financial information into a compelling narrative of mission impact for internal and external stakeholders. • Architect Scalable Financial Systems and Operations • Oversee all day-to-day accounting operations, including accounts payable, accounts receivable, payroll, and banking relations, ensuring timeliness, accuracy, and efficiency. • Lead the annual organizational budgeting and planning process, collaborating with department heads to align resource allocation with strategic priorities. • Develop, implement, and maintain a robust system of internal controls, policies, and procedures to safeguard organizational assets and ensure financial integrity. • Continuously evaluate and improve financial and operational processes, leveraging technology and automation to increase efficiency and scalability. • Ensure Unimpeachable Integrity and Compliance • Lead the annual external audit process, serving as the primary point of contact for auditors and ensuring a timely and successful outcome. • Oversee the preparation and timely filing of all required financial reports, including the annual IRS Form 990. • Ensure compliance with all applicable federal, state, and local financial regulations for nonprofit organizations, as well as grant and contract requirements. • Develop and implement a comprehensive risk management framework to identify and mitigate financial and operational risks. • Build and Lead a High-Impact Finance Team • Lead, mentor, and develop the finance and accounting team, fostering a culture of high performance, continuous improvement, and collaborative problem-solving. • Promote ZERO’s core values of being humble, hungry, and smart within the team and across the organization. • Establish and monitor team performance and development goals, conduct annual performance appraisals, and champion opportunities for professional growth.

• Lead the multi-currency consolidation of five operating companies across the UK, Ireland, Canada, and the United States. • Prepare and analyse project profitability, variance analysis, and management reports. • Liaise with project teams on a monthly basis regarding adherence to grant/contract rules, billing, and margin reporting. • Support the Financial Director in preparing monthly and quarterly KPI and financial reports for clients, investors, and the Board. • Facilitate the annual audit process with external auditors. • Provide line management to one direct report. • Work with external payroll agents to process and review payroll for UK, US, Canada, and Ireland entities. • Process and review accounts payable and receivable transactions, ensuring timely reconciliation with monthly supplier accounts. • Coordinate and participate in regular meetings with clients and the leadership team. • Ensure compliance across the organisation, including statutory and sales tax returns across all entities. • Investigate any financial inconsistencies. • Undertake other activities as required.