Senior Accounting Manager

Mozilla·Remote USRemotesenior

In short

→Gerente contable senior que gestiona tres entidades (una no lucrativa y dos lucrativas, una internacional).
→Se encarga del cierre financiero mensual, trimestral y anual, reporting, contabilidad interempresas y control de procesos.
→Destacado: Trabaja en una organización con propósito que combina finanzas con misión social a gran escala.

Fluent English required for collaboration across global teams

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What they ask for

✓Experiencia previa como gerente contable o similar en entornos multinacionales.
✓Pericia técnica en contabilidad no lucrativa y lucrativa.
✓Conocimiento avanzado en cierre financiero mensual, trimestral y anual.
✓Habilidades en reconciliaciones interempresas y contabilidad de costos compartidos.
✓Capacidad para manejar múltiples necesidades fiscales, regulatorias y de reporte.
✓Experiencia con sistemas contables complejos y entornos multi-entidad.

Don't tick every box? That's normal — your free dossier shows your gaps and how to cover them in the interview.

General LedgerFinancial CloseFinancial ReportingInter-company AccountingTreasuryTax CoordinationAudit ManagementFinancial ControlsPayrollBenefits Payment

Who should you write to at Mozilla?

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About Mozilla.org Mozilla is a mission-driven portfolio of companies and organizations working together to shape an internet that serves people and the public good. Currently, this portfolio includes: the Mozilla Foundation, which champions our mission through philanthropic risk capital; Mozilla Corporation, which makes Firefox; MZLA, which makes Thunderbird; Mozilla Ventures, which invests in responsible tech startups; Mozilla.ai, which creates open source AI developer tools; Mozilla Data Collective, a data sharing platform for human agency and fair value exchange. It also includes a handful of smaller strategic investments and Mozilla’s investment reserve. Mozilla.org serves as a steward of this portfolio, managing Mozilla's assets and investments to ensure they are used to advance the vision outlined in the Mozilla Manifesto. In this role, it shapes long term strategy, allocates funding and manages Mozilla’s brands. Ultimately, its job is to enable the success of all of Mozilla’s organizations in the pursuit of the overall nonprofit mission. Over the coming years, our ambition is to actively grow the portfolio—helping existing organizations grow and mature while creating or investing in new organizations that can extend Mozilla’s reach and build long-term financial value. About the Role The Senior Accounting Manager is a key member of the Finance team responsible for the integrity, accuracy, and scalability of accounting and financial operations across Mozilla.org and related subsidiaries. Reporting to the Head of Finance, this role owns multi-entity accounting, financial close and reporting, treasury, tax coordination, audit management, and financial controls. The managed entities include one non-profit organization and two for-profit organizations, one of which is international. This is a hands-on role requiring strong non-profit and for-profit technical accounting expertise, sound judgment, and the ability to operate effectively across entities with different accounting, tax, regulatory, and reporting requirements. The Senior Accounting Manager will also help strengthen the systems, processes, and controls needed to support Mozilla.org as it grows. Key Responsibilities Accounting Operations, Close & Financial Reporting • Own the daily accounting in the general ledger for the three managed entities, recording transactions in an accurate and timely manner, including journal entries, expenses, accruals, pre-paids, fixed assets, inter-company transactions, revenues, and other necessary entries. • Own the monthly, quarterly, and annual close processes across the entities, ensuring accurate and timely financial reporting. • Maintain the integrity of the general ledger and shared chart of accounts. • Partner with the Head of Human Resources to ensure the accuracy of financial information in the payroll and benefits payment processes. • Prepare financial statements, management reporting, and supporting schedules • Own inter-company accounting and reconciliations, including shared expenses, management fees, loans, reimbursements, and elimination entries where applicable.</span

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