Billing Coordinator (Remote Eligible)

Mathematica Policy Research
Princeton, NJ

:

Position Description:

Mathematica currently has an opening for a Billing Coordinator! We are searching for a Billing Coordinator to assist in the completion of all facets of the billing and collection function, including the preparation of invoices and outstanding receivables.

Responsibilities of the position include:

  • 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
  • Perform ad-hoc duties as assigned

Position Requirements:

Qualifications:

  • Associates degree in Accounting required; Bachelor's degree preferred
  • Minimum of one year's experience working within a business environment
  • Strong organizational skills and attention to detail
  • Excellent written and verbal communication skills
  • Knowledge of Delta Costpoint preferred
  • Knowledge of Excel, Word and Microsoft Office
  • Must have the ability to simultaneously handle a large and diverse 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

Available Locations: Princeton, NJ; Washington, DC; Chicago, IL; Remote

This position offers an anticipated annual base salary range of $45,000-$52,000. This position may be eligible for a discretionary bonus based on company and individual performance.

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. 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:

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, sexual orientation, gender identity, status as a veteran, and basis of disability or any other federal, state or local protected class.

Posted 2026-02-08

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