Accounts Payable Specialist

Description We are looking for an Accounts Payable Specialist to support invoice processing and employee expense activities for a busy office in Phoenix, Arizona. This Long-term Contract position is onsite and offers an excellent opportunity for both early-career professionals and experienced accounts payable specialists to contribute to day-to-day financial operations. The person in this role will help maintain accurate payment workflows, respond to internal and external inquiries, and collaborate with accounting teams serving multiple locations.

Responsibilities:

- Manage vendor invoice, subconsultant billing, and payment request processing with a focus on accuracy and timeliness.

- Investigate outstanding payable items and resolve discrepancies by coordinating with vendors, employees, and internal teams.

- Partner with regional accounting staff to support routine accounts payable functions across multiple offices.

- Respond to questions from vendors and employees regarding payment status, expense submissions, and related documentation.

- Examine invoices for proper approvals, tax treatment, and general ledger allocation before entry and payment.

- Participate in scheduled payment processing activities, including check runs and related disbursement tasks.

- Review employee expense reports for policy compliance and follow up on missing receipts or unsupported charges.

- Provide cross-coverage for teammates when workload demands or absences require additional support. Requirements

- Working knowledge of core accounting practices, including invoice review, account coding, and payment processing.

- Proficiency with Microsoft Excel and accounting systems used for day-to-day transaction management.

- Experience using Deltek Costpoint or a similar enterprise accounting platform.

- Familiarity with Navan or another employee expense management system.

- Strong analytical and problem-solving abilities with careful attention to detail.

- Ability to balance multiple priorities while working both independently and collaboratively.

- Clear and attentive communication skills when interacting with employees, vendors, and internal stakeholders.

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.

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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  for more information.

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