We are looking for an AR/Project Coordinator to join a service-based organization in Modesto, California. This contract opportunity with permanent potential is ideal for someone who can balance accounts receivable duties with project support, helping keep billing, documentation, and timelines organized. The person in this role will work closely with operations, clients, and subcontractors to support accurate invoicing, monitor project financials, and keep active jobs moving forward.

Responsibilities:

Manage project invoicing from start to finish, ensuring billing is issued promptly and aligns with contract terms, purchase orders, and completed work. Follow up on open receivables, communicate with customers regarding overdue balances, and support collection efforts to improve payment turnaround. Create and maintain customer account records, including onboarding new accounts and verifying required credit and contract documentation. Review job cost information to monitor project financial health, flag budget concerns, and share findings with operational leadership. Reconcile project-related charges, change orders, and invoice updates to maintain accurate financial records. Coordinate schedules, milestones, and deliverables with project managers and field teams to support timely execution of work. Maintain complete project files, including agreements, submittals, RFIs, change documentation, meeting notes, and closeout materials. Prepare status reports and routine communications for internal teams, clients, and subcontractors while helping resolve day-to-day questions. Support meetings and project reviews by organizing agendas, documenting action items, and tracking follow-up items to completion. For immediate consideration, contact Robert Half at 209-232-1991. 3+ years of experience in accounts receivable, project billing, project coordination, or a closely related position. Hands-on experience with Accounts Receivable processes, including invoicing, collections, and payment tracking. Strong understanding of project-based billing and the ability to work from contracts, purchase orders, and supporting job documentation. Experience using QuickBooks or QuickBooks Online for financial and billing activities. Ability to track multiple active projects, maintain organized records, and manage competing deadlines effectively. Familiarity with liens and related documentation is preferred. Strong communication skills with the ability to work effectively with clients, subcontractors, and internal teams. 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 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 and Privacy Notice .