Accounts Receivable Coordinator

About Mathematica: Mathematica applies expertise at the intersection of data, methods, policy, and practice to improve well‑being around the world. We collaborate closely with public‑and private‑sector partners to translate big questions into deep insights that improve programs, refine strategies, and enhance understanding using data science and analytics. Our work yields actionable information to guide decisions in wide‑ranging policy areas, from health, education, early childhood, and family support to nutrition, employment, disability, and international development. Mathematica offers our employees competitive salaries and a comprehensive benefits package, as well as the advantages of being 100 percent employee owned. As an employee stock owner, you will experience financial benefits of ESOP holdings that have increased in tandem with the company’s growth and financial strength. You will also be part of an independent, employee‑owned firm that is able to define and further our mission, enhance our quality and accountability, and steadily grow our financial strength. Read more about our benefits here: Benefits at a Glance. Primary Duties and Responsibilities: We currently have an opening for an Accounts Receivable Coordinator, with responsibility for the completion of all facets of the billing and collection function. The position requires the preparation of client invoices, as well as monitoring and follow‑up after they are sent. Responsibilities include working with the Billing Manager, Billing Coordinators, and project teams to proactively administer their billing responsibilities, preparation and processing of timely and high‑quality invoices, and monitoring and follow‑up on outstanding receivables. The Accounts Receivable Coordinator will be involved with complex billing matters and related requests. Core Responsibilities: Prepare and reconcile monthly invoices for federal government and private clients in accordance with contract requirements Prepare annual invoices for Indirect Cost Rate Variances Reconcile the Unbilled Receivables balances Update and prepare a schedule of all projects needing final invoices Prepare routine schedules and reports including, but not limited to; journal entries, year‑end supporting audit schedules Review and reconcile accounting reports and records to original source documents and related supporting material Answer inquiries and investigate questions from internal project teams and clients Manage accounts receivable aging and follow‑up with clients to ensure payment in a timely manner Champion our values, cultural fundamentals, and culture of belonging, promoting a positive workplace experience for all employees Perform ad‑hoc duties as assigned Required Qualifications: Associates degree in Accounting required; Bachelors degree preferred Minimum of one year experience working within a business environment Strong organizational skills and attention to detail Excellent written and verbal communication skills Knowledge of Deltek Costpoint preferred Knowledge of Excel, Word and Microsoft Office Must have the ability to simultaneously handle a large and varied number of projects, tasks and issues with tact, cooperation, and persistence Ability to work independently for long periods of time Experience in job‑costing and/or basic project accounting environment preferred Specific abilities required by this job include typing on a keyboard and viewing a computer monitor up to 90% of the day This position offers an anticipated base salary of $45,000-$58,000 annually. We are an Equal Opportunity Employer and do not discriminate against any employee or applicant for employment because of race, color, sex, age, national origin, religion, orientation, gender identity, status as a veteran, and basis of disability or any other federal, state, or local protected class. At Mathematica, we understand the importance of building relationships with colleagues. If you’re not located near one of our offices but would like opportunities to meet up with co‑workers, we offer coworking spaces where available. Ask your Talent Acquisition partner for more information about this opportunity and whether it’s an option in your area. Any offer of employment will be contingent upon passing a background check. Various federal agencies with whom we contract require that staff successfully undergo security clearance as a condition of working on the project. If you are assigned to such a project, you will be required to obtain the requisite security clearance. Additionally, if you participate in or complete the application process and are denied, Mathematica may choose to terminate your employment. We take pride in our employees and in their commitment to excellence. We encourage staff to collaborate in developing creative solutions to difficult problems and to share the responsibility and enjoyment of carrying out complex projects. This collegial spirit has helped us earn our reputation for innovative and high‑quality work. #LI‑DNI #J-18808-Ljbffr