Senior Admin Assistant

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Job Description:

Job Description

Senior Administrative Assistant

The Senior Administrative Assistant provides comprehensive operational and administrative support to the Outside Service Provider Support Group (OSPSG) and the Center Assistant Manager. This role ensures smooth execution and continuity of daily weekly monthly and quarterly activities. Key responsibilities include billing administration OSP cost monitoring invoice processing vendor and customer coordination and operational reporting.

Key Responsibilities

Billing & Cost Administration

• Manage OSP billing activities including the preparation and execution of weekly and monthly OCM billing for assigned customers.
• Prepare and submit monthly OSP cost accruals to the Finance & Accounting team in a timely and accurate manner.
• Support OSP cost analysis by maintaining and updating vendor volume and cost data in the system.
• Ensure all billing data is accurate complete and compliant with internal policies and procedures.

Invoice Management & Reporting

• Upload vendor invoices to the Accounts Payable platform in accordance with established billing schedules.
• Monitor invoice status and ensure all supporting documents are properly attached and maintained.
• Prepare and submit quarterly reports to local authorities within required timelines.

Customer & Vendor Operational Support

• Handle walk-in customer export shipment processing and related administrative requirements.
• Monitor customer inquiries and coordinate with relevant internal teams to ensure timely resolution.
• Liaise with vendors to address invoice discrepancies documentation issues or operational concerns.

Administrative & Operational Duties

• Perform daily in-house administrative and operational support activities.
• Maintain accurate and well-organized records related to billing cost analysis vendors and customer transactions.
• Coordinate with internal stakeholders to support smooth operational workflows and resolve administrative issues.

Job Requirements

• Bachelors degree in Business Logistics Supply Chain or equivalent.
• Experience in operations logistics or administrative coordination is an advantage.
• Strong attention to detail with excellent organizational skills.
• Proficient in Microsoft Office applications particularly Microsoft Excel
• Good communication skills and the ability to manage multiple tasks effectively.
• Able to work in a fast-paced environment with tight deadlines.

Employee Type:

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