Flex is a growth-stage, NYC headquartered FinTech company that is building the payment layer for life's financial obligations, giving households one place to see, split, and pay their bills around how they live and get paid. By offering greater choice over how and when payments are made and allowing eligible on time payments to help build a positive credit history, Flex puts households back in control of their cash flow.

That work brings together people with different perspectives who challenge the status quo and take ownership of solving difficult problems. For you, that means doing the best work of your career next to people who make you better, and together bringing ideas to life that make a real impact for the people we serve.

About the Role

We are seeking a detail-oriented and highly motivated accounting professional to join our growing finance team as Manager, Corporate Accounting. In this role, you will own key areas of the month-end close process, including debt and interest expense, fixed assets, leases, capitalized software, payroll accounting, and share-based compensation. You will partner closely with the Director, Corporate Accounting to build and maintain well-controlled, efficient accounting processes and contribute to a high-performing team that can scale with Flex's next phase of growth. The ideal candidate brings a strong technical accounting foundation, a proactive mindset, and the ability to thrive in a fast-paced, high-growth tech environment. This position will report to the Director, Corporate Accounting and will be located in our New York headquarters on a hybrid basis.

What You'll Do

Own the month-end close for core financial statement areas including debt and interest expense (ASC 470), fixed assets, leases (ASC 842), capitalized software (ASC 350-40), payroll, and share-based compensation (ASC 718), ensuring accuracy and timeliness across all areas
Prepare and maintain balance sheet reconciliations, supporting schedules, and documentation in accordance with US GAAP
Design and maintain a robust accruals process for operating expenses, ensuring completeness, accuracy, and appropriate supporting documentation across all relevant spend categories; partner with business owners to improve visibility and forecasting of accrued liabilities
Identify and drive continuous improvements to close processes, including enhanced documentation, review workflows, and automation opportunities
Develop and apply technical accounting conclusions in accordance with GAAP, and clearly communicate findings and outcomes to team members and cross-functional stakeholders
Ensure strong internal controls across areas of ownership; support SOX readiness initiatives by designing, documenting, and operating effective controls within the financial close process
Partner with cross-functional teams — including People, Legal, Treasury, and Strategic Finance — to ensure the accuracy and completeness of accounting for complex or judgmental areas
Support the Director, Corporate Accounting and broader finance team in ERP implementation and financial systems initiatives, with a focus on record-to-report processes; contribute to the evolution of the company's chart of accounts and financial reporting structure to support scalability and improved decision-making
Contribute to the development and enforcement of accounting policies, keeping current on relevant guidance and proactively assessing the impact of new standards
Mentor and develop junior team members, fostering a culture of ownership, curiosity, and continuous improvement
Roll up your sleeves and directly execute work as a preparer when needed, maintaining a hands-on approach as the team continues to scale

Qualifications

Bachelor's degree in Accounting, Finance, or related field
Active CPA license in good standing
5+ years of relevant accounting experience, with demonstrated ownership of technical accounting areas; prior Big 4 experience is highly preferred
Strong understanding and application of US GAAP, with practical experience in areas including leasing (ASC 842), debt (ASC 470), share-based compensation (ASC 718), and capitalized software (ASC 350-40)