Flagship Pioneering invents and builds platform companies, each with the potential for multiple products that transform human health, sustainability and beyond. Since its launch in 2000, Flagship has originated more than 100 companies. Many of these companies have addressed humanity’s most urgent challenges: vaccinating billions of people against COVID-19, curing intractable diseases, improving human health, preempting illness, and feeding the world by improving the resiliency and sustainability of agriculture.

Flagship has been recognized twice on FORTUNE’s “Change the World” list, an annual ranking of companies that have made a positive social and environmental impact through activities that are part of their core business strategies and has been twice named to Fast Company’s annual list of the World’s Most Innovative Companies. com . At Flagship, we accept impossible missions to enable bigger leaps.

Our core values guide us through uncertainty and toward lasting impact. Position Summary: The Accountant will be responsible for ensuring the accuracy of financial reporting and providing strategic insights to support business decisions. This role requires a deep understanding of accounting principles, excellent analytical skills, and the ability to excel in a fast-paced, start-up environment.

Key Responsibilities

: Perform day-to-day accounting operations activities including expense reports/system administration, bill review, and cash and credit card reconciliations for multiple portfolio companies. Management of the AR function as applicable. Perform the month-end/quarter-end/year-end close activities timely and accurately, including posting and preparation of journal entries, external research and accrual tracking, and reconciliation of various balance sheet accounts for multiple portfolio companies in accordance with the monthly close calendar.

Monthly update of forecast files with actuals and upload to NSPB, as well as troubleshooting/variance analysis of any discrepancies arising between the systems after the upload is complete. Manage fixed assets and finance operating leases, ensuring that policies and accounting guidance are followed. Tracking of orders, delivery, and in-service dates.

Benefits

reconciliations, new-hire support and documentation, and additional ad hoc

Requirements

as they arise, such as 83(b) preparation. Coordinate and support annual audits (as applicable), statutory filings, debt compliance reporting, investor reporting, and tax filings, ensuring all necessary documentation is prepared and available. Collaborate with cross-functional teams to provide financial insights and support business operations.

This often includes but is not limited to: Labs teams/employees, FP A, AP, Legal, Procurement, HR, and Payroll, as well as external stakeholders and investors. Maintain and reconcile information across multiple systems, including NetSuite, NSPB, Expensify, Coupa, LeaseQuery, as well as support integration of any new systems and/or processes the team engages in. Support company transitions as they grow up and grow out, as well as supporting mergers of existing companies.

Be an active participant in implementing accounting policies and procedures to improve financial processes and ensure compliance with regulations. , NetSuite or similar ERP) Advanced Excel skills and a high degree of attention to detail We are an equal opportunity employer .