Project Accounting/Billing Coordinator

Exponent Inc.•Phoenix, AZ

2d•Hybrid

About The Position

Exponent is seeking a Project Accounting/Billing Coordinator for its Finance/Accounting Group in Phoenix, Arizona. The role is part of a team primarily responsible for processing client invoices and ensuring their accuracy and timely delivery through collaboration with internal and external clients. Additional work may include analyzing project accounting reports, assisting with internal and external audits, and performing other financial tasks that support the department’s objectives. The coordinator supports billing across multiple office locations and works with project managers, internal stakeholders, clients, and Accounts Receivable. The role includes processing electronic invoices, maintaining billing and project information, reconciling accounts, assisting with budget monitoring and revenue recognition, preparing month-end reports, and contributing to improvements in billing and collection processes. The position is based in Phoenix, Arizona, and requires support for a hybrid schedule with at least three days per week in the office.

Requirements

Bachelor’s degree in Business Administration, Accounting, or a related field, or 3–4 years of accounting, finance, or billing experience within a professional services environment.
Working knowledge of invoicing, accounts receivable, and accounts payable processes.
Ability to prioritize competing deadlines and manage multiple responsibilities in a fast-paced environment.
Strong analytical and problem-solving skills, including the ability to research discrepancies, identify trends and exceptions, and independently resolve issues.
Excellent written and verbal communication skills and a strong customer service orientation.
Ability to thrive in a high-volume, deadline-driven work environment.
Continuous improvement mindset and ability to identify process enhancements, strengthen controls, and leverage technology, automation, and AI-driven solutions.
Ability to take ownership of issues, exercise sound judgment, and appropriately escalate complex, sensitive, or high-risk matters.
Strong interpersonal skills and professionalism, tact, and diplomacy with internal and external stakeholders.
Highly organized, detail-oriented, and self-motivated, with the ability to work independently and follow through with minimal supervision.
Ability to partner effectively with consulting and project staff on billing and invoicing matters.
Flexible, adaptable, collaborative, and willing to support changing business needs.
Proficiency in Microsoft Office applications, including Outlook, Excel, and Teams.
Ability to support a hybrid work schedule, including at least three days per week in the office.
Must be presently legally authorized to work in the United States; immigration sponsorship or processing is not available.

Nice To Haves

Experience with electronic invoicing portals, LEDES billing files, and related databases.

Responsibilities

Distribute and process monthly electronic invoices, including uploading invoices through client invoicing platforms and electronic billing portals.
Partner and communicate with project managers and internal stakeholders to obtain invoice approvals.
Guide project managers on invoicing procedures and client billing requirements.
Communicate with clients about billing and account-related inquiries.
Reconcile project and client accounts and resolve discrepancies in a timely manner.
Assist project managers with budget monitoring, invoicing, and revenue recognition activities.
Review, maintain, and update project and client information in the accounting system.
Prepare and process month-end billing and financial reports and assist with audits.
Review and manage unbilled aging reports to support timely and accurate billing.
Set up and maintain project billing terms and invoicing requirements in accordance with internal financial controls.
Collaborate with Accounts Receivable to process account adjustments, credits, and customer refunds.
Support multiple office locations and assist with special projects, process improvements, and accounting research initiatives.
Partner with Accounts Receivable to streamline billing and collection processes, improve efficiency, and accelerate cash collections.