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Gaa group Co.,Ltd
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Jun 18, 2025

Senior Accounting Officer/Billing & Accounting Officer

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Bang Na, Bangkok

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salary iconNegotiable
number of positions iconVacancies
number of positions icon2
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Job Descriptions
Coordinate and follow up on billing submissions from vendors and suppliers Track and collect documents such as invoices, billing statements, receipts, and original tax invoices Record payment-related documents accurately in the accounting system Prepare payment documents and submit them to the Finance Department Calculate and verify withholding tax in compliance with regulations Organize and maintain original tax invoices and other payment documents Submit withholding tax certificates to suppliers in a timely manner Provide proof of payment (e.g., bank transfer slips or confirmations) to suppliers Record and summarize daily expense reports for internal use Liaise with internal departments and external parties for accounting and documentation matters Perform other tasks related to accounting and administrative duties
Qualifications
  1. Bachelor’s degree in accounting, Finance, Business Administration, or a related field
  2. 1–2 years of experience in accounting, billing, or administrative support is preferred
  3. Good understanding of basic accounting and tax (withholding tax, tax invoice, etc.)
  4. Proficiency in Microsoft Office (especially Excel and Word)
  5. Strong attention to detail and accuracy in document handling
  6. Good organizational and time management skills
  7. Strong problem-solving and decision-making abilities
  8. Ability to coordinate with internal departments and external stakeholders
  9. Service-minded, proactive, and able to work both independently and as part of a team
  10. Manage and oversee billing operations to ensure timely and accurate issuance of invoices.
  11. Verify billing data and reconcile discrepancies with relevant departments.
  12. Monitor accounts receivable and follow up on outstanding invoices.
  13. Coordinate with clients regarding billing issues and provide necessary support or documentation.
  14. Prepare monthly, quarterly, and annual billing reports for management review.
  15. Ensure compliance with accounting standards and internal financial policies.
  16. Assist in month-end and year-end closing processes.
  17. Supervise and mentor junior staff in billing and accounting functions.
  18. Liaise with auditors, tax agents, and regulatory authorities when necessary.
How to apply
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Contacts
Khun Saritta patumrat
Gaa group Co.,Ltd
88/8 หมู่ที่ 1
Khlong Dan Bang Bo Samut Prakan 10550
Tel. : 0953687415
Email : gaagroup_06@trustmail.jobthai.com (Email for job application & inquiry)
Location
อาคารแอมเพิล ทาวเวอร์
Bang Na Nuea Bang Na Bangkok
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