AP Accountant (Junior-Mid)

Job Description

Sertis, a leading Data and AI company based in Bangkok, is seeking an experienced and detail-oriented AP Accountant to join their growing team. The Accountant will play a key role in managing end-to-end accounts payable (AP) operations, handling transfer payments, monitoring fixed assets, and ensuring day-to-day accounting tasks are completed with precision. They will also be involved in providing financial insights to support strategic decisions.

What this role involves:

• Managing full-cycle accounts payable including invoice verification, payment processing, and vendor management
• Reviewing and processing transfer payments, ensuring accuracy, timeliness, and compliance
• Overseeing daily accounting operations, maintaining proper documentation and internal controls
• Monitoring and maintaining records of fixed assets and depreciation schedules
• Ensuring timely and accurate tax filings (VAT, WHT, CIT), adhering to Thai regulations
• Supporting cash flow management to ensure healthy financial positioning
• Assisting with preparation and consolidation of financial statements across entities
• Providing financial analysis and insights to internal stakeholders for business decisions
• Collaborating with cross-functional teams and external partners including auditors and tax consultants

Requirements:

• Bachelor’s degree in Accounting, Finance, or a related field
• Minimum of 1 year of experience in accounting or finance
• Hands-on experience with full-loop AP and payment processing
• Familiar with Thai tax regulations, BOI, and commercial law
• Preferably from an in-house or accounting firm background
• CPD license or related certifications are a strong plus
• Good command of English (both speaking and writing)
• Strong analytical skills and high attention to detail
• Tech-savvy and comfortable working with accounting systems and Excel

What Sertis offers:

• Hybrid working environment
• Flexible office hours
• Mentorship programs
• Learning support
• Company social outings, parties, and events