Position Description:
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: https://www.mathematica.org/career-opportunities/benefits-at-a-glance



We are seeking a Senior Team Lead, Accounts Receivable to join our team. This position requires expertise in invoicing including reconciling projects that have ended to identify lagging costs, unbilled ICRV, and fixed fees, and ensuring these items are invoiced. Additionally, this position will be required to reconcile Unbilled AR, and prepare closeout and final invoices. This position is also expected to provide technical guidance and support to other team members.

Responsibilities:

• Review projects that have ended, identify unbilled costs, Indirect Cost Rate Variances (ICRV), and fixed fees, determine if identified costs are billable to the client, and prepare and issue required invoices
• Complete closeout and final invoices
• Reconcile the Unbilled Accounts Receivable balances
• Review contract documents to ensure accurate invoicing
• Prepare routine schedules and reports including, but not limited to; journal entries, year-end supporting audit schedules, and monthly account reconciliations
• Maintain a Area Director portfolio of projects which are to be invoiced monthly or as required by the applicable contract
• Acts as a resource for colleagues with less experience by providing technical guidance and support
• Continue to build knowledge of government invoicing policies and procedures
• Assist with resolving invoice discrepancies
• Answer inquiries and investigate questions from internal project teams and external clients
• Works autonomously within established procedures and practices
• Requires in-depth knowledge of department processes and procedures
• Actively support the advancement of organizational diversity, equity, and inclusion efforts, and apply diversity, equity, and inclusion lens across job responsibilities
• Additional duties may be assigned as needed

Position Requirements:

• An associate degree in Accounting, Finance, Business Administration, or related field
• Five plus years’ experience as a biller
• A combination of equivalent education and work experience may be substituted for the above requirements

Please attach your cover letter, resume, and contact information for three references.

Various federal agencies with whom we contract require that staff successfully undergo a background investigation or security clearance as a condition of working on certain projects. If you are assigned to such a project, you will be required to obtain the requisite security clearance.

This position offers an anticipated annual base salary range of $50,000-$60,000. This position may be eligible for a discretionary bonus based on company and individual performance.

In accordance with Executive Order 14042 and its implementing guidelines, all Mathematica employees must provide documentation that they have been fully vaccinated or obtain an accommodation through Human Resources by providing documentation from a licensed health care provider that they are unable to be vaccinated against COVID-19 because of a disability (which would include medical conditions) or provide an attestation that they are entitled to an accommodation because of a sincerely held religious belief, practice, or observance.



Available locations: Princeton, NJ; Washington, DC; Cambridge, MA; Chicago, IL; Ann Arbor; MI, Oakland, CA; Seattle, WA; Remote