Description We are looking for a detail-oriented Billing Clerk to join our client in Martinez, California. In this Contract-to-permanent position, you will play a key role in managing invoicing, cost control, and productivity reporting for various projects. The ideal candidate will have excellent organizational skills and a strong ability to communicate effectively with both internal teams and external clients. Responsibilities: • Prepare comprehensive billing packages with all necessary documentation, including labor reports, material invoices, and subcontractor records, for submission to clients. • Review and implement client-specific billing guidelines to ensure compliance. • Utilize proprietary software to process invoices and provide constructive feedback to enhance system functionality. • Verify weekly electronic time reports for Time & Material (T& M) projects to ensure accuracy before payroll submission. • Generate draft invoices and collaborate with project managers for approval prior to client submission. • Investigate and resolve discrepancies in invoice data before finalizing submissions. • Upload invoice documentation to client portals to facilitate timely payments. • Obtain monthly lien releases from subcontractors and vendors in compliance with project requirements. Please reach out to John Miller for immediate consideration on this opportunity. Requirements • Proven experience in billing processes, including collections and invoice preparation. • Proficiency in using billing systems and Microsoft Excel for data management and reporting. • Strong analytical skills to interpret and apply client billing guidelines. • Excellent communication skills for liaising with project managers, clients, and vendors. • Capacity to provide actionable feedback on accounting software improvements. 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) .