Billing Executive (Marine Customers)

NSL OILCHEM WASTE MANAGEMENT PTE. LTD.; Singapore; On-site; SGD 40,000 - 54,000; Full time

Job summary

NSL OILCHEM WASTE MANAGEMENT PTE. LTD. is seeking a Billing Specialist to manage service orders, invoices and e-invoices for Marine customers, ensuring accuracy and timely submission.

You will verify billing against quotations, POs and supporting docs, handle deslopping and garbage collection billing, and prepare weekly/monthly Marine/MPA reports, while maintaining audit-ready records.

Qualifications

• Diploma/Degree in Accounting, Finance or related discipline.
• Minimum 2 years of relevant billing experience.
• Proficient in Microsoft Excel and Word.
• Microsoft Dynamics 365 experience is an advantage.
• Detail-oriented with good numerical and organisational skills.
• Able to meet deadlines and handle multiple tasks.
• Good communication and teamwork skills.

Responsibilities

• Process Job Service Orders (JSO), invoices and e-invoices for Marine customers.
• Verify billing details against quotations, PO/Work Orders and supporting documents.
• Process billing for deslopping and garbage collection jobs.
• Verify Acceptance Certificates, vessel permits, quantities, pricing and other billing documents.
• Prepare weekly and monthly Marine/MPA reports and reconciliations.
• Follow up on billing discrepancies and outstanding documentation.
• Maintain proper billing records and filing for audit purposes.
• Support annual MPA audit and provide required documents.
• Monitor unbilled jobs and ensure timely and accurate invoicing.
• Perform other duties as assigned.

Skills

Detail-oriented

Numerical ability

Organisational skills

Deadline-driven

Communication skills

Teamwork

Education

Diploma/Degree in Accounting/Finance

Tools

Excel

Word

Microsoft Dynamics 365

Job description

Job Responsibilities

• Process Job Service Orders (JSO), invoices and e-invoices for Marine customers.


• Verify billing details against quotations, PO/Work Orders and supporting documents.


• Process billing for deslopping and garbage collection jobs.


• Verify Acceptance Certificates, vessel permits, quantities, pricing and other billing documents.


• Prepare weekly and monthly Marine/MPA reports and reconciliations.


• Follow up on billing discrepancies and outstanding documentation.


• Maintain proper billing records and filing for audit purposes.


• Support annual MPA audit and provide required documents.


• Monitor unbilled jobs and ensure timely and accurate invoicing.


• Perform other duties as assigned.

Requirements

• Diploma/Degree, preferably in Accounting, Finance or related discipline.


• Minimum 2 years of relevant billing experience.


• Proficient in Microsoft Excel and Word.


• Microsoft Dynamics 365 experience is an advantage.


• Detail-oriented with good numerical and organisational skills.


• Able to meet deadlines and handle multiple tasks.


• Good communication and teamwork skills.