Part-Time Finance & Admin Assistant

OneSystems Technologies Pte. Ltd.; Singapore; On-site; SGD 17,000 - 25,000; Part time

Job summary

OneSystems Technologies Pte. Ltd. is seeking a reliable Part-Time Finance & Admin Assistant to support ongoing administrative and finance tasks. The role involves three-way matching of invoices, maintaining filing systems, and assisting with basic AP/AR and procurement documentation.

Flexible weekday part-time hours offered. The position emphasizes accuracy, attention to detail, and good MS Office skills. Prior AP/AR experience is a plus, and the role provides a regular, stable schedule for

Qualifications

• Basic understanding of bookkeeping, invoicing, or administrative documentation processes.
• Good attention to detail and strong organisational skills for handling paperwork.
• Basic proficiency in Microsoft Office, particularly MS Excel, Word, and email.
• Prior experience in AP/AR tasks, invoice matching, or administrative filing is an advantage.

Responsibilities

• Perform three-way matching of supplier invoices against POs and GRNs to ensure billing accuracy.
• Maintain filing systems for invoices, DOs, payment vouchers, and related records, in hardcopy and digital form.
• Check invoices and supporting documents for completeness and accuracy; assist with follow-up as required.
• Assist with general finance and procurement documentation, data entry, and basic administrative ad-hoc tasks.

Skills

Attention to detail

Organisational skills

Invoice matching

Three-way matching

Accounts Payable (AP)

Accounts Receivable (AR)

Tools

MS Excel

MS Word

Email

Job description

Job Title: Part-Time Finance & Admin Assistant
Employment Type: Part-Time
Working Arrangement: Flexible weekday part-time hours. Candidates may choose to work mornings, afternoons, or specific weekdays, subject to mutual agreement on a regular schedule.

Job Summary

We are looking for a reliable and detail-oriented Part-Time Finance & Admin Assistant to provide ongoing administrative and finance support. The candidate will assist with document filing, invoice and delivery documentation, invoice matching, and other basic finance and procurement administrative tasks. This role is well-suited for individuals seeking stable and regular part-time schedules.

Key Responsibilities

• Perform three-way matching of supplier invoices against purchase orders (POs) and Goods Received Notes (GRNs) to ensure billing accuracy.
• Maintain hardcopy and digital filing systems for invoices, delivery orders (DOs), payment vouchers, and related records.
• Check invoices and supporting documents for completeness and accuracy and assist with any follow-up required.
• Assist with general finance and procurement documentation, data entry, and basic administrative ad-hoc tasks as required.

Requirements

• Basic understanding of bookkeeping, invoicing, or administrative documentation processes.
• Good attention to detail, with strong organisational skills and a reliable approach to handling paperwork.
• Basic proficiency in Microsoft Office, particularly MS Excel, Word, and email.
• Prior experience in basic Accounts Payable (AP) or Accounts Receivable (AR) tasks, invoice matching, or administrative filing will be an advantage.