Description We are looking for an Accounting Assistant to support project accounting and office operations for a busy construction environment in Bellevue, Washington. This contract opportunity has the potential to become permanent and is ideal for someone who can balance financial administration, payroll support, and day-to-day coordination with accuracy and professionalism. The role offers a mix of accounting, onboarding, vendor communication, and administrative responsibilities that help keep project teams running efficiently. Responsibilities: - Coordinate payroll inputs and timekeeping records for a large union workforce, ensuring pay is processed in alignment with prevailing wage standards and applicable labor agreements. - Manage purchasing activities by creating orders, confirming receipts electronically, establishing vendor profiles, and serving as a point of contact for supplier-related questions. - Review and process accounts payable transactions tied to project materials, services, and operating expenses with strong attention to coding and documentation. - Maintain organized project records and file systems so contracts, financial documents, and operational paperwork remain accurate and accessible. - Support employee onboarding by handling union dispatch coordination, completing new employee documentation, assisting with orientation, and preparing needed equipment or system access. - Oversee project office support functions, including supply inventory, shared equipment coordination, breakroom upkeep, and logistics for meetings or team events. - Assist with subcontractor administration by preparing billing support, compiling monthly pay application information, and tracking required reporting items. - Contribute to receivable and reconciliation tasks as needed, including invoice review, payment tracking, and related accounting support activities. Requirements - Experience in accounting support, office administration, or project coordination within a construction or similar operational setting. - Working knowledge of accounts payable processes, invoice coding, payroll support, and bank reconciliation practices. - Familiarity with certified payroll, prevailing wage regulations, and union labor requirements. - Ability to manage multiple priorities accurately in a fast-paced project office environment. - Proficiency with Microsoft Office applications, especially Excel, Word, and Outlook. - Strong organizational skills with the ability to maintain detailed records and support document control procedures. - Experience with purchasing systems or contractor-focused platforms is helpful, and exposure to tools such as Coupa is a plus. Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "Apply Now," you're agreeing to Robert Half's Terms of Use (https://www.roberthalf.com/us/en/terms) and Privacy Notice (https://www.roberthalf.com/us/en/privacy) .