About the Company

BST Gallagher Flynn is a regional accounting and advisory firm formed through the merger of BST & Co. and Gallagher Flynn & Company. The combined firm provides assurance, tax, transaction advisory, outsourced accounting, consulting, valuation, forensic accounting, and other specialized services to businesses, nonprofit organizations, governmental entities, and individuals across the Northeast and beyond. With headquarters in Latham, New York and South Burlington, Vermont, the firm brings together the collective expertise, industry depth, and relationship-driven culture of both organizations to help clients navigate an increasingly complex business environment with confidence.

We offer a flexible work schedule, an excellent benefits program, professional education opportunities, competitive compensation, and most importantly, a people-focused culture with genuine support inside and outside of work.

About the Outsourced Accounting & Advisory Services Team

Outsourced Accounting & Advisory Services is a highly specialized, organized team of chief financial officers, controllers, senior accountants, and bookkeeping specialists with years of experience working with small to mid-sized organizations, for-profit and non-profit. 

This team offers much more than outsourced functional-level accounting and bookkeeping, and more than exclusively high-level financial management. It provides a comprehensive blend of services that accomplish our clients’ daily accounting needs while working towards a corporate financial goal and mission.

About the Senior Accounting Manager Role

The Senior Accounting Manager plays a key leadership role within BST-GF’s Outsourced Accounting & Advisory practice, overseeing complex client engagements while supervising and developing accounting professionals. This role blends advanced technical accounting expertise with client advisory, people leadership, and engagement management.

The Senior Accounting Manager is responsible for the accuracy, timeliness, and integrity of client financial reporting; leading month-end close and year-end processes; managing audits and tax engagements; and serving as a trusted advisor to client leadership and boards. This role typically manages 5–10 concurrent client engagements and acts as a senior escalation point for technical, client, and team matters.

Essential Responsibilities:

• Serve as the primary point of contact for assigned clients, fostering strong, trusted relationships with owners, executives, and boards

• Manage client engagements from planning through execution, ensuring scope, timelines, and quality standards are met

• Provide strategic financial insights, analysis, and advisory support to assist clients with decision-making

• Prepare and review monthly, quarterly, and annual financial reporting packages, including KPIs, dashboards, and management reports

• Lead and participate in client, management, and board meetings

• Oversee day-to-day financial reporting accuracy and on-time processing for assigned clients

• Review general ledger activity for accuracy, completeness, and proper classification

• Review and approve balance sheet, bank, payroll, and subledger reconciliations

• Ensure financial statements are prepared on an accrual basis in accordance with GAAP

• Build and review client budgets, forecasts, cash flow projections, and variance analyses

• Oversee and improve month-end close processes for small to mid-sized organizations

• Lead audits, reviews, and other attest engagements from start to finish

• Coordinate and manage annual tax return preparation and compliance filings

• Oversee sales tax, payroll tax, and other regulatory reporting requirements

• Ensure strong internal controls and recommend process improvements

• Supervise, mentor, and develop team staff

• Assign work, review deliverables, and provide timely coaching and feedback

• Monitor workloads and engagement status to ensure effective resource utilization

• Promote a collaborative, high-performance team environment focused on quality and continuous improvement

• Serve as a role model for BST-GF’s values, professionalism, and client service standards

• Implement and ensure compliance with the Outsourcing Accounting & Advisory Team’s standardized accounting procedures and methodologies

• Leverage and support cloud-based accounting systems and technology implementations

• Apply audit-style rigor to month-end close and reporting processes

• Identify efficiencies, risks, and opportunities for improvement across client engagements

To be successful in this role, you will bring with you:

• Bachelor’s degree in Accounting (required)

• 7+ years of progressive experience in public accounting, outsourced accounting, or client-facing accounting roles

• Experience managing multiple concurrent client engagements

• Prior people management or senior-level team leadership experience

• Strong knowledge of GAAP, financial reporting, and internal controls

• Advanced general ledger, reconciliation, and financial statement review expertise

• Demonstrated experience with budgets, forecasts, cash flow management, and variance analysis

• Experience managing audits and coordinating tax engagements

• Proficiency with Excel and Microsoft 365 tools (Outlook, Teams, Planner, etc.)

• Experience with cloud-based accounting platforms such as QuickBooks Online, Sage Intacct, NetSuite, Fund EZ, Workday, or similar systems

• Exceptional client relationship management and communication skills

• Ability to translate complex financial data into actionable insights

• Strong project management, organizational, and prioritization skills

• Analytical, detail-oriented mindset with high standards for accuracy

• Ability to manage scope, timelines, and budgets while meeting deadlines

• Willingness to travel to client sites as needed for client experience and relationship building

BST Gallagher Flynn LLP is an equal opportunity employer and do not discriminate in employment based on race, color, religion, sex (including pregnancy and gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, parental status, military service, or other non-merit factor.