Office Manager / Bookeeper

Bookkeeper / Office Administrator (Construction Industry) Onsite 5 days a week in Flemington, NJ We are seeking a highly organized and detail-oriented Bookkeeper / Office Administrator to support the financial and operational needs of our growing construction business. This role plays a critical part in maintaining accurate financial records, supporting project bid documentation, and ensuring the smooth day-to-day operation of the office. The ideal candidate will be comfortable managing accounting processes, working with construction-related documentation, and supporting leadership with administrative and financial tasks. This position requires someone who is dependable, organized, and capable of working independently while maintaining a high level of accuracy. Key Responsibilities Maintain organized financial and administrative records, ensuring all documentation related to projects, vendors, and financial transactions is properly maintained and easily accessible. Support bid preparation and proposal documentation for underground utility construction projects, including completion of required bid specification documents for submission. Manage accounting activities using QuickBooks, including transaction entry, financial tracking, and report support. Process payroll, ensuring accurate entry, recordkeeping, and compliance with company payroll procedures. Enter and manage vendor invoices, supporting the Accounts Payable process and ensuring timely payments. Prepare and input customer invoices, supporting the Accounts Receivable process and maintaining accurate billing records. Perform bookkeeping functions, including maintaining ledgers, tracking transactions, and assisting with monthly financial organization. Support bank reconciliations, ensuring financial records match bank statements and resolving discrepancies when needed. Utilize Microsoft Excel, Word, and Office 365 to maintain financial records, documentation, and reporting. Work independently while maintaining strong attention to detail, demonstrating the ability to learn new processes and take ownership of assigned responsibilities. Qualifications Strong organizational and time management skills Experience supporting accounting functions including Accounts Payable and Accounts Receivable Familiarity with QuickBooks or similar accounting software Experience with payroll processing and financial data entry Knowledge of construction industry documentation, particularly underground utility construction bid specifications, is strongly preferred Proficiency in Microsoft Excel, Word, and Office 365 Ability to work independently and learn new processes quickly Ideal Candidate The ideal candidate is a self-starter who thrives in a small business environment, enjoys wearing multiple hats, and takes pride in keeping financial and administrative processes organized and accurate. Experience working in the construction or infrastructure industry is a strong plus.

Created: 2026-03-06