Finance & Admin Executive — SME Growth & Ops

S-One Engineering Pte Ltd; Singapore; On-site; SGD 33,000 - 58,000; Full time

Job summary

S-One Engineering Pte Ltd, an established mechanical air-conditioning business in Singapore, seeks a Finance & Admin Executive to manage day-to-day finance and admin, ensure accurate records, invoicing and collections, and staff administration.

The role supports management by monitoring outstanding payments, preparing monthly summaries, assisting GST/tax compliance, and coordinating with banks, auditors, and suppliers to maintain financial discipline.

Qualifications

• Diploma or equivalent qualification in Accounting, Finance, Business Administration or a related field preferred.
• Relevant experience in finance and administration, preferably within an SME.
• Experience with accounting software, invoicing systems and Microsoft Excel.
• Familiarity with Singapore payroll administration, CPF, GST and basic statutory requirements.
• Good organisational skills, attention to detail and numerical accuracy.
• Ability to communicate effectively with customers, suppliers, colleagues and external service providers.
• Able to work independently, manage multiple priorities and follow up on outstanding matters.
• Experience in construction, engineering, facilities management or Air Conditioning businesses would be an advantage.

Responsibilities

• Prepare customer invoices, credit notes and other billing documents accurately and promptly.
• Monitor accounts receivable (AR), follow up on outstanding invoices and coordinate with the operations team on completed jobs pending billing.
• Process supplier invoices, subcontractor claims, staff reimbursements and other payment documents.
• Maintain accounts payable (AP) and accounts receivable records, ensuring transactions are properly supported by documents.
• Perform bank reconciliations and assist with monthly accounts closing.
• Maintain records of customer receipts, supplier payments, expenses and petty cash.
• Perform basic HR functional roles such as payroll and also general admin.
• Prepare monthly financial summaries covering sales, collections, outstanding receivables, payables and operating expenses.

Skills

General accounting

Invoices processing

Payroll processing

Microsoft Excel

Communication

Education

Diploma in Accounting/Finance/Business Admin

Job description

S-One Engineering Pte Ltd, an established mechanical air-conditioning business in Singapore, seeks a Finance & Admin Executive to manage day-to-day finance and admin, ensure accurate records, invoicing and collections, and staff administration.

The role supports management by monitoring outstanding payments, preparing monthly summaries, assisting GST/tax compliance, and coordinating with banks, auditors, and suppliers to maintain financial discipline.