Role Description The Sr. Manager, Practice Accounting, reports to the Sr. Director of Practice Accounting and leads the operational accounting function for the UUG practice entity. This role oversees a team of managers and staff to deliver timely, accurate, and compliant accrual-based accounting under US GAAP. The Sr. Manager drives excellence in month-end close, reconciliations, and financial reporting, while building a culture of accountability and continuous improvement. This leader collaborates closely with Practice Accounting & Analysis, FP&A, Corporate Accounting, and Operations leadership, with regular exposure to senior executives including the Divisional CFO and Regional VPs. Responsibilities - Provide strategic leadership and direction to the UUG Practice Accounting team, fostering accountability, accuracy, and continuous improvement. - Oversee and drive excellence in monthly close activities, including journal entries, balance sheet reconciliations, consolidations, and financial reporting. - Ensure timely and accurate reporting of income statement and balance sheet results in accordance with US GAAP that ensures financial integrity and supports decision-making across the practice. - Lead hiring, training, and career development of managers, seniors, and staff, including performance management and succession planning. - Partner with Practice Accounting & Analysis and FP&A to coordinate monthly financial reviews and provide insights into results. - Build and maintain collaborative relationships with OneOncology leadership, ensuring accounting processes and financial reporting meet various business needs. - Partner with Corporate Accounting on the annual audit and implementation of new accounting standards, policies, and processes. - Lead the accounting integration of new physicians, tuck-ins, and service lines, including establishing opening balance sheets, converting practices from cash to accrual basis, and ensuring alignment with overall OneOncology accounting policies. - Identify and implement process improvements to increase efficiency and accuracy. - Other duties as assigned to help drive our mission of improving the lives of everyone living with cancer. Key Competencies - Strong leadership skills with the ability to motivate and develop high-performing teams. - Excellent communication skills, with the ability to influence and effectively present information to both financial and non-financial audiences. - Detail-oriented with a commitment to accuracy and accountability. - Strong technical accounting knowledge (revenue recognition, lease accounting, liability recognition, etc.) and ability to perform technical research. - Proactive and adaptable leader who thrives in a fast-paced, growth-oriented environment. - Ability to work independently and lead cross-functional initiatives across geographically dispersed teams. Qualifications - Bachelor’s degree in Accounting required (Master’s degree preferred). - 6+ years of accounting experience, preferably in healthcare. - Prior supervisory experience managing accounting personnel. - Proven ability to build, manage, and motivate teams. - Strong knowledge of internal controls and accounting best practices. - Strong proficiency in Excel; ERP system experience (Workday preferred). - Active CPA license strongly preferred. - Ability to travel as needed to partner practices. Company Description OneOncology is positioning community oncologists to drive the future of medical care through a patient-centric, physician-driven, and technology-powered model to help improve the lives of everyone living with cancer and other diseases. Our team is bringing together leaders to the marketplace to help drive OneOncology’s mission and vision. Why join us? This is an exciting time to join OneOncology. Our values-driven culture reflects our startup enthusiasm supported by industry leaders in oncology, urology, technology, and finance. We are looking for talented and highly-motivated individuals who demonstrate a natural desire to improve and build new processes that support the meaningful work of independent physicians and the patients they serve.

• Provide leadership and direction to Accounting team • Supervising team members, evaluating performance and providing feedback, and facilitating career development opportunities for direct reports • Develops personnel goals and objectives, and determines how to use resources to coordinate the activities of the function in order to meet business schedules and goals. • Development and maintenance of applicable metrics and reporting. • Development of standard processes and documentation. • Identify and lead business process improvement opportunities. • Maintain and foster effective relationships at all levels both within and outside of the company • Research and recommend appropriate accounting treatment for business activities and support applicable memo documentation • Ensure compliance with SOX and other internal controls and standard business practices. • Safeguard company assets (cash, fixed assets, inventory). • Review work product of other team members • Validate work product is accurate and appropriate, including journal entries, financial analysis, external and regulatory reports, etc.

Perform accounting operations for 5’s revenue and accounts receivable, ensuring accurate billing, timely issuance of invoices and collections. Handle accounts payable processes, including expense classification, payment approvals, and cash-flow...

• Consulting on complex technical accounting matters, ensuring proper application of accounting standards, & working with internal and external (e.g. auditors) stakeholders to address & enforce policy compliance. • Maintaining accounting policies for assigned area(s) of responsibility. • Providing subject matter expertise on technical accounting policy and compliance issues. • Providing upfront assistance in deal structuring in order to achieve the desired accounting treatment. • Maintaining knowledge on current and emerging accounting standards, assessing the impact, and collaborating with management to ensure proper application of accounting standards. • Preparing and reviewing accounting policies for complex accounting transactions and ensuring compliance with accepted accounting policies and principles. • Overseeing and reviewing new disclosures (e.g. 10K and 10Q). Ensuring accuracy and completeness of financial statement footnotes. • Identifying complex accounting issues/concerns and recommending mitigation solutions to management. • Communicating new and emerging technical accounting policy developments for both US GAAP and Statutory accounting to managers and executives throughout Lincoln. • Identifying and resolving complex issues with internal and/or external auditors in a collaborative manner.