Senior Accountant - NetSuite Implementation

Our fast-growing client based Charlestown, MA is seeking a Senior Accountant to lead a critical NetSuite implementation initiative while partnering cross-functionally to drive cost efficiency, strengthen financial visibility, and support key operational decisions. This is a hands-on opportunity to directly impact the company's financial health as we scale inventory and billing infrastructure alongside rapid growth in volume and complexity., * Lead the planning and execution of a 9-12 month NetSuite implementation, serving as the primary driver of system decision-making, configuration, and integration

• Own NetSuite decisioning, execution, and integration efforts, ensuring alignment with business operations, financial reporting, and scalability needs
• Drive time and expense planning and processing, including system setup, policy alignment, and workflow optimization
• Serve as a senior resource leading the charge on implementation-coordinating cross-functional stakeholders, managing timelines, and ensuring successful delivery
• Manage company-wide travel and expense programs, policies, and transactions
• Support vendor procurement and payment processes, along with customer revenue accounting (invoicing and collections)
• Assist in monthly, quarterly, and annual close processes, ensuring accurate cost-related reporting
• Partner with the Sr. Accountant and Sr. Director of Finance to scale accounting operations and best practices
• Develop and enhance cost accounting processes, systems, and controls
• Analyze manufacturing costs, inventory valuation, and production overhead to ensure proper allocation and compliance
• Collaborate with operations and production teams to monitor material, labor, and overhead cost drivers
• Maintain inventory accuracy through audits, reconciliations, and variance analysis
• Own data mapping and reconciliation across inventory and revenue systems-identifying discrepancies and resolving issues proactively
• Support the buildout of scalable inventory and billing workflows to ensure operational integrity and audit readiness
• Participate in system implementations and integrations, including testing (UAT) and pre-launch validation
• Provide actionable insights based on cost and financial performance analysis
• Assist with budgeting and forecasting, with a focus on cost drivers and operational impact
• Ensure compliance with GAAP, tax requirements, and internal policies

Do you have experience in User acceptance testing?, Do you have a Bachelor's degree?, * Bachelor's degree in Accounting or Finance (required)

• 3+ years of hands-on GAAP accounting experience in manufacturing, inventory, or production environments
• 3+ years of recent NetSuite implementation experience, including leading decision-making, process design, and execution
• Hands-on experience in ERP implementations or system migrations, including UAT and go-live readiness
• Proven experience leading end-to-end ERP implementations, including planning, integration, and cross-functional coordination
• Experience with inventory accounting and revenue/billing processes
• Expert reconciliation and data mapping skills, with the ability to investigate and resolve discrepancies across systems

4.04.0 out of 5 stars Somerville, MA $35 - $55 an hour - Contract