We are looking for an experienced Accounts Receivable Specialist to join our team in a contract-to-permanent position based in Lonetree, Colorado. In this role, you will play a key part in managing financial processes, ensuring accurate billing, and supporting compliance with company and regulatory standards. This opportunity is ideal for someone with strong analytical skills and a background in accounts receivable, billing, and financial reporting.<br><br>Responsibilities:<br>• Analyze client contracts and modifications to establish accurate billing structures.<br>• Set up and maintain billing entries within the Unanet system to ensure proper invoicing.<br>• Process invoices for various contract types, including fixed-price, cost-plus, and time and materials.<br>• Generate and interpret financial reports to provide insights to program managers on funding and resource usage.<br>• Submit invoices through subcontractor portals and Wide Area Workflow, addressing discrepancies as needed.<br>• Maintain organized records of contracts, funding letters, and related documentation to support audits.<br>• Oversee corporate purchasing activities, including issuing purchase orders and managing vendor relationships.<br>• Collaborate with project managers and finance teams to streamline processes and resolve financial issues.<br>• Assist in improving billing and purchasing workflows using technology and best practices.<br>• Support compliance with company policies and government regulations in all financial operations.

• Minimum of 3 years of experience in accounts receivable or related financial roles.<br>• Proficiency in accounting functions and billing processes.<br>• Hands-on experience with Unanet and Microsoft Excel for data analysis and reporting.<br>• Strong data entry skills with attention to accuracy and detail.<br>• Familiarity with SAP for procurement and purchasing functions.<br>• Knowledge of vendor management and corporate purchasing activities.<br>• Ability to investigate and resolve billing discrepancies efficiently.<br>• Strong communication and collaboration skills to work effectively with cross-functional teams.

<p>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.</p> <p>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. <a href="https://www.roberthalf.com/us/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more.</p> <p>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 <a href="https://roberthalf.gobenefits.net/" target="_blank">roberthalf.gobenefits.net</a> for more information.</p> <p>© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to <a href="https://www.roberthalf.com/us/en/terms">Robert Half’s Terms of Use</a>.</p>