Sr. AP Manager

Senior Accounts Payable Manager
Co-Founder Roll-Up Environment | Multi-Entity | Multi-State | Sales Tax Expertise

About the Opportunity

We are seeking a highly motivated and hands-on Senior Accounts Payable Manager to lead and optimize the Accounts Payable function within a rapidly growing, co-founder based organization. This role is ideal for a proven AP leader who thrives in a fast-paced, acquisitive environment and has successfully managed the complexities that come with multi-entity operations, acquisitions, system integrations, and process standardization. This is a role for someone who enjoys rapid change and managing competing priorities across multiple business units.

Location: Remote
Reports To: Corporate Controller

Key Responsibilities

Accounts Payable Leadership

• Lead and manage day-to-day Accounts Payable operations across multiple business entities and locations.
• Develop, mentor, and manage AP staff while fostering accountability and continuous improvement.
• Establish and maintain AP policies, procedures, best practices, and internal controls.
• Ensure timely and accurate invoice processing, payment execution, vendor reconciliation, and month-end close support.
• Own month-end cut-off and AP process flow, including applying payments and reconciling expense bank accounts.
• Oversee invoice coding and credit card syncing.

Board Support & Acquisition Integration

• Support acquisition onboarding and integration activities.
• Lead AP workstreams related to acquisitions and roll-ups.
• Standardize AP processes across newly acquired entities while maintaining compliance.
• Partner with leadership to implement process improvements and operational efficiencies.

Multi-Entity & Multi-State Compliance

• Manage AP operations across numerous legal entities and jurisdictions.
• Ensure compliance with state-specific regulations and internal governance standards.
• Oversee intercompany AP processes and reconciliations.

Sales & Use Tax / Retail Exemption Management

• Maintain expertise in multi-state sales and use tax requirements.
• Manage vendor sales tax compliance and exemption certificate administration.
• Ensure proper handling of retail exemption documentation and audit readiness.
• Partner with Accounting to address sales tax audits and compliance matters.

Vendor Management

• Oversee vendor onboarding and vendor master file governance.
• Review and approve credit applications and vendor documentation.
• Maintain vendor relationships while ensuring adherence to company controls.
• Improve vendor payment processes and dispute resolution.

Systems & Process Improvement

• Lead AP-related ERP implementations, upgrades, and integrations.
• Participate in system conversions and data migration projects.
• Identify automation opportunities and implement best practices.
• Collaborate cross-functionally to streamline workflows and reporting.

Financial Close & Reporting

• Support month-end, quarter-end, and year-end close activities.
• Ensure AP accruals, reconciliations, and reporting are accurate and timely.
• Develop and monitor KPIs and dashboards related to AP performance.
• Assist with internal and external audits.

Qualifications

Required

• Bachelor's degree in Accounting, Finance, Business Administration, or related field.
• 8+ years of progressive Accounts Payable experience, including 3+ years in leadership.
• Experience in private equity-backed, acquisitive, or roll-up environments.
• Strong experience managing AP across multiple legal entities and states.
• Deep understanding of sales and use tax compliance and retail exemption management.
• Experience with vendor onboarding, credit applications, and vendor master maintenance.
• Proven success leading ERP implementations, system conversions, or AP automation initiatives.
• Advanced knowledge of AP controls, invoice processing, payment platforms, and month-end close.
• Experience with ERP platforms such as Ramp, Sage, SAP, Oracle, NetSuite, or Microsoft Dynamics.

Preferred

• Experience supporting growth organizations with multiple entities.
• Experience with centralized accounts payable.
• Experience with acquisition integrations and post-merger process harmonization.
• Service, Construction, and/or HVAC industry support experience.

Why Join Us?

This opportunity allows you to play a critical leadership role in a high-growth, co-founder backed organization where your expertise in AP operations, acquisition integration, compliance, and process improvement will directly influence scalability and long-term success. You will work alongside senior leadership to build best-in-class financial operations and help shape the future of a rapidly expanding enterprise.