Controller Assistant Controller Jobs in Boston, MA

Position Summary

The Assistant Controller plays a key leadership role in supporting the Controller and ensuring the accuracy, consistency, and efficiency of the company's accounting operations. As the organization continues to grow through acquisitions, this position will be instrumental in integrating newly acquired companies into standardized financial processes, systems, and reporting structures.

Reporting directly to the Controller, the Assistant Controller will partner with finance and operational leaders to improve accounting processes, implement best practices, and ensure timely and accurate financial reporting across a multi-company environment. This role requires a patient, collaborative leader with excellent communication skills who can effectively guide teams through change while maintaining strong internal controls and financial integrity.

Key Responsibilities

• Support the Controller in managing the day-to-day accounting operations for a growing multi-company organization.
• Lead the accounting integration of newly acquired companies, including onboarding financial processes, chart of accounts alignment, system conversions, and standardized reporting.
• Assisting implementing and improving accounting systems, workflows, and internal controls to support continued organizational growth.
• Drive process standardization across all business units while identifying opportunities to improve efficiency, accuracy, and scalability.
• Prepare and review monthly, quarterly, and annual financial statements in accordance with GAAP.
• Coordinate month-end and year-end close activities across multiple entities, ensuring timely and accurate reporting.
• Assist with budgeting, forecasting, cash flow analysis, and financial performance reporting.
• Ensure compliance with company policies, internal controls, regulatory requirements, tax filings, and external audits.
• Partner with operations, human resources, payroll, and other departments to improve communication and financial processes across the organization.
• Train, mentor, and support accounting staff while helping newly integrated teams adopt company policies and procedures.
• Develop documentation for accounting policies, procedures, and best practices to promote consistency throughout the organization.
• Assist the Controller with strategic initiatives, acquisitions, ERP implementations, and other special projects.

Skills & Competencies

• Strong understanding of accounting principles, financial reporting, and internal controls.
• Exceptional organizational and project management skills with the ability to manage multiple concurrent initiatives.
• Proven ability to lead change and support business integrations in a growing organization.
• Excellent verbal and written communication skills with the ability to work effectively across all levels of the organization.
• Patient, collaborative leadership style with a focus on coaching, relationship building, and continuous improvement.
• Strong analytical and problem-solving skills with the ability to identify process improvements and implement practical solutions.
• High attention to detail and commitment to accuracy.
• Ability to thrive in a dynamic, fast-paced environment where priorities evolve as the business grows.

Minimum Qualifications

• Bachelor's degree in Accounting, Finance, ora related field.
• CPA Certification
• 3 - 5 years of experience in public accounting.
• Strong understanding of GAAP and financial reporting.
• Experience with month-end and year-end close processes.
• Advanced Microsoft Excel skills and proficiency with accounting/ERP systems.
• Strong organizational skills with the ability to manage multiple priorities in a fast-paced, evolving environment.
• Excellent communication and interpersonal skills with the ability to build relationships across multiple business units.

Preferred Qualifications

• Experience supporting acquisitions, business integrations, or multi-entity organizations.
• Experience leading ERP implementations or financial system conversions (NetSuite preferred).
• Manufacturing, distribution, construction, or industrial industry experience preferred.
• Supervisory or leadership experience within an accounting department.
• Experience developing standardized accounting policies and procedures.

Reporting Relationship

This position reports directly to the Controller and works closely with finance leadership, business unit managers, and cross-functional teams to support the company's continued growth through acquisition, integration, and operational excellence.

Schedule Expectations

• Full-time position (Exempt)
• Onsite: Four (4) days per week at our West Bridgewater office
• Remote: One (1) remote workday per week, available after the successful completion of the training and onboarding period

Skills:

The Assistant Controller utilizes strong analytical and organizational skills daily to ensure accurate financial data management and reporting. Proficiency in accounting software and Excel enables efficient handling of complex financial transactions and data analysis. Communication skills are essential for collaborating with internal teams and external auditors, ensuring clarity and compliance. Leadership and mentoring skills are applied to guide accounting staff and foster a productive work environment. Additionally, problem-solving abilities help identify process improvements and resolve discrepancies, contributing to the overall financial integrity of the organization.