Accounts Payable Manager

Location: Randolph, MA Department: Accounting / Finance Reports To: VP of Accounting or Controller FLSA Status: Full-Time, Exempt About Cox Engineering Cox Engineering is a leader in mechanical contracting, providing comprehensive HVAC, construction, manufacturing, and service solutions throughout the Greater Boston area. For over 100 years, our success has been driven by innovation, craftsmanship, and an unwavering commitment to excellence. Position Summary The Accounts Payable Manager is responsible for leading and managing all aspects of the accounts payable function across multiple business divisions, including Construction, Service, and Manufacturing. This role oversees AP staff, ensures timely and accurate invoice processing and vendor payments, strengthens internal controls, and drives continuous process improvement. The Accounts Payable Manager partners closely with Accounting, Operations, Project Management, Procurement, and Finance teams to optimize cash flow, maintain vendor relationships, support month-end close activities, and ensure compliance with company policies and accounting standards. This position will play a key leadership role in financial system enhancements, including NetSuite ERP optimization and integrations with operational platforms. Key Responsibilities Leadership & Team Management Lead, mentor, and develop the Accounts Payable team, establishing performance expectations and supporting professional growth. Manage daily AP operations to ensure timely processing of invoices, purchase orders, expense reports, and vendor payments. Allocate workload and monitor productivity to ensure service levels and financial deadlines are met. Foster a collaborative, customer-service-oriented culture within the AP function. Accounts Payable Operations Oversee full-cycle accounts payable processing in a high-volume, multi-entity environment. Ensure accurate three-way matching of invoices, purchase orders, and receiving documentation. Review and approve payment runs, including checks, ACH transactions, and wire transfers. Monitor AP aging and outstanding liabilities, identifying risks and recommending corrective actions. Ensure proper coding of invoices and allocation of expenses in accordance with accounting policies. Establish and maintain strong relationships with vendors, subcontractors, and business partners. Resolve escalated invoice discrepancies, payment disputes, and vendor inquiries. Oversee vendor onboarding processes, including W-9 collection, compliance documentation, and vendor setup controls. Ensure accurate 1099 reporting and year-end tax compliance requirements. Support month-end, quarter-end, and year-end close processes through reconciliations, accruals, and AP reporting. Prepare and analyze AP metrics, cash disbursement reports, and vendor spend data. Maintain robust internal controls and segregation of duties to ensure compliance and mitigate risk. Support internal and external audits by providing documentation and responding to audit requests. Systems & Process Improvement Lead AP-related system initiatives, including NetSuite optimization and integration efforts with BuildOps, Sage 300, Procore, and other platforms. Identify opportunities to automate workflows, improve efficiencies, and enhance reporting capabilities. Develop and document standard operating procedures and best practices for accounts payable processes. Partner with Finance and FP&A teams to provide AP data supporting budgeting, forecasting, and cash flow management. Qualifications Bachelor's degree in Accounting, Finance, Business Administration, or related field required. 7+ years of progressive accounts payable experience with at least 3 years in a leadership or supervisory capacity. Experience managing AP operations within construction, engineering, manufacturing, or service-based industries strongly preferred. Strong knowledge of accounts payable best practices, internal controls, vendor compliance, and 1099 reporting requirements. Experience working in ERP systems, preferably NetSuite; experience with BuildOps, Sage 300, Procore, Epicor, or similar platforms preferred. Advanced Excel skills, including pivot tables, lookups, and financial analysis. Proven ability to manage multiple priorities in a fast-paced, high-volume environment. Excellent leadership, communication, problem-solving, and organizational skills. Preferred Qualifications Experience supporting ERP implementations or system conversions. Experience managing AP in a project-based or job-costing environment. Knowledge of construction accounting principles and subcontractor compliance requirements. Professional certification such as CPA, CMA, or AP-related credentials is a plus. Success Measures The successful candidate will: Ensure invoices are processed accurately and within established service-level expectations. Maintain strong vendor relationships and minimize payment issues. Improve AP workflow efficiency and process automation. Support accurate financial reporting and month-end close activities. Develop a high-performing AP team focused on accountability, service, and continuous improvement. Why Join Cox Engineering Join a respected industry leader with over a century of operational excellence. Play a key leadership role in modernizing financial systems and processes. Work alongside experienced finance and operational leaders. Competitive compensation, comprehensive benefits, and opportunities for professional growth. #J-18808-Ljbffr Cox Engineering