Finance Systems Manager

Infinity Home Services is seeking a Finance Systems Manager to lead and strengthen the finance systems environment supporting our growing portfolio of brands. This role serves as the primary Finance business owner of Acumatica and related finance technologies, with responsibility for system strategy, governance, optimization, support, and scalability across the organization.

Reporting to the Director of FP&A, the Finance Systems Manager partners closely with Accounting, Shared Services, Regional Finance, IT, and brand leaders to translate business needs into effective system and process solutions. The role ensures finance systems support reliable financial data, strong internal controls, efficient business processes, and continued growth through acquisitions and greenfield launches.

This position plays a critical role in moving the organization beyond reactive system support toward a scalable finance systems operating model. The ideal candidate combines strong finance and accounting knowledge, ERP expertise, business process leadership, and hands‑on problem solving, with a focus on root‑cause resolution, standardization, automation, user adoption, and continuous improvement.

• Serve as the primary Finance business owner and subject matter expert for Acumatica and the broader finance systems environment.
• Develop and maintain the Finance systems roadmap in partnership with Finance leadership, IT, and key business stakeholders.
• Evaluate and manage prioritization of Finance systems initiatives, enhancements, and support needs based on business impact, risk, and organizational priorities.
• Establish governance around system configuration, enhancements, integrations, access, testing, documentation, and change management.
• Identify opportunities to better leverage existing technology, automation, and system capabilities as the organization grows.
• Manage relationships with external ERP consultants, implementation partners, and finance technology vendors.
• Maintain oversight of Acumatica configuration, functionality, integrations, upgrades, releases, and overall system performance.
• Monitor critical Finance system processes and integrations and proactively address exceptions or failures.
• Lead testing and validation of system changes and enhancements prior to deployment.
• Maintain appropriate system controls, security roles, access governance, and system documentation in partnership with IT and Finance.
• Develop and maintain appropriate system documentation, backup coverage, escalation procedures, and business continuity practices to ensure reliable ongoing support.
• Coordinate troubleshooting of complex system issues and elevate technical matters to external partners when appropriate.

• Establish and maintain a scalable Finance systems support model, including a network of Finance and business Acumatica SMEs to provide first‑line support for routine business process and system questions.
• Provide escalation support for complex issues while ensuring recurring questions are addressed through training, process changes, or system improvements.
• Develop and maintain SOPs, training materials, process documentation, and system knowledge resources.
• Lead training for new users, new functionality, process changes, acquisitions, and greenfield launches.

• Assess target companies' finance systems and data during diligence, and develop pre‑close integration plans.
• Support acquisitions and greenfield launches by leading the setup, integration, and deployment of Acumatica and related Finance systems, in partnership with Finance, IT, and brand support teams.
• Lead Acumatica setup, configuration, data migration, testing,…