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Accounts Payable Specialist – Government Contracting

thtbc • Falls Church, Virginia, United States


No Relocation

Posted: September 11, 2026

Job Description


Job Title: Accounts Payable Specialist

Work Location: Falls Church, VA (hybrid or remote)

Labor Category: Non-Exempt

Clearance Level: N/A

Travel: Occasional

Pay Rate: $26.44 - $36.06 


About the Role 

The Accounts Payable (AP) Specialist is responsible for processing and managing all outgoing payments, ensuring accuracy and compliance with company policies, vendor agreements, and government contracting regulations. This role requires strong attention to detail, a working knowledge of FAR/DFARS, and experience supporting government cost accounting practices. 

What You'll Be Doing

  • Review, verify, and process vendor invoices and employee expense reports in accordance with contract requirements and company policy. 
  • Ensure proper coding of invoices to general ledger accounts, projects, and cost centers. 
  • Match purchase orders, receiving reports, and invoices to ensure completeness and accuracy. 
  • Maintain accurate records of accounts payable transactions in Deltek Costpoint (or similar ERP system). 
  • Prepare and process weekly payment runs via ACH, wire transfer, and check payments. 
  • Monitor AP aging and ensure timely payment of vendor obligations. 
  • Resolve invoice discrepancies and vendor inquiries in a timely and professional manner. 
  • Ensure compliance with FAR, DFARS, DCAA, and internal controls. 
  • Assist with month-end and year-end close processes, including accruals and reconciliations. 
  • Support internal and external audits by providing requested documentation and reporting. 
  • Adhere to company policies, procedures, and safety regulations. 
  • Performs other duties as assigned. 

What We're Looking For

  • Associate’s or Bachelor’s degree in Accounting, Finance, or related field preferred. 
  • 2–4 years of experience in Accounts Payable, preferably in a government contracting environment. 
  • Understanding of FAR/DFARS and government cost principles. 
  • Experience using Concur required.
  • Experience with Deltek Costpoint or similar ERP system highly preferred. 
  • Strong Excel skills and familiarity with accounting systems and procedures. 
  • High attention to detail, accuracy, and organizational skills. 
  • Strong communication and interpersonal skills with a customer service mindset. 

Physical Demands & Work Environment

  • Prolonged periods of sitting at a desk and working on a computer. 
  • Regular use of hands and fingers for typing, writing, and handling office equipment. 
  • Ability to occasionally walk, reach with hands and arms, and stoop or kneel. 
  • May occasionally lift or move objects up to 25 pounds (e.g., files, office supplies). 
  • Clear vision to read documents on computer screens. 
  • Ability to communicate effectively in person, by phone/video meeting, and email.