Full Charge Bookkeeper

We are looking for an experienced Full Charge Bookkeeper to support a prestigious construction company on the East End of Long Island, NY. This Long-term Contract position is ideal for someone who can take ownership of day-to-day accounting operations, provide reliable financial support to a close-knit office, and serve as a key resource between leadership and accounting staff. The role requires strong hands-on knowledge of Sage 300, Procore, payables, receivables, and weekly in-house payroll in a job-cost-driven environment.

Responsibilities:

• Manage the full accounting cycle, including daily bookkeeping activities, account reconciliations, and maintenance of accurate financial records.
• Oversee accounts payable workflows, review transactions for accuracy, and guide staff on matters such as credit memos, vendor issues, and sales tax handling.
• Process accounts receivable activities, including customer invoicing, payment tracking, and coordination of billing information within Sage 300.
• Administer weekly in-house payroll for a large employee population, ensuring labor is assigned to the correct jobs and cost codes.
• Support job-cost accounting by tracking labor allocation and maintaining financial data tied to specific construction projects.
• Work closely with project managers and office leadership to provide financial reports and answer accounting-related questions.
• Help align financial information between Sage 300 and Procore so project-level reporting is more visible and useful to operational teams.
• Serve as an intermediate accounting resource within the department, helping strengthen workflows between the controller and support staff.
• 5+ years of experience in a Full Charge Bookkeeper or similar accounting role.
• Hands-on proficiency with Sage 300 in a construction, contractor, or project-based accounting environment.
• Working knowledge of Procore and the ability to support financial coordination tied to project reporting.
• Strong experience with both accounts payable and accounts receivable processes.
• Proven ability to process payroll internally, including weekly payroll and labor cost allocation by job.
• Familiarity with sales tax, credit memos, reconciliations, and general bookkeeping controls.
• Ability to work independently while collaborating effectively with accounting staff, project managers, and company leadership.