Administrative Assistant Purchasing

NIRAS wishes to temporarily strengthen its Purchasing department with an Administrative Assistant to support team members in managing administrative tasks and, in particular, to coordinate the execution of administrative tasks related to the operation of the ERP transactional system (Microsoft Dynamics AX), the software used by the institution to manage purchases and check and pay invoices.

Contract details

Start date: March 20, 2026

End date: June 30, 2026

Location: Koning Albert II-laan, 32, 1000 Brussels

Fee: €400 per day

Your responsibilities

Within the ERP system (Microsoft Dynamics AX):

• You will monitor the items created with the software;
• You will verify whether new purchase requests can be incorporated into an ongoing order;
• You will enter data related to new public contracts (contractor identity, contract reference, award method, etc.);
• You will prepare purchase orders;
• You will be the first point of contact for internal and external customers;
• You will make suggestions for improving the use of the ERP system or the applicable procedures.

As part of your general administrative support, you will contribute to the daily administrative management of the department, including:

• archiving and filing activities;
• entering the department's databases;
• processing purchase requests in collaboration with the applicant and following up on these requests until the purchase is completed;
• monitoring compliance with deadlines for exchanging documents (initial notes, specifications, substantiated selection and award decisions, etc.) with the institution's internal services;
• managing the department's mail and formatting it in accordance with applicable regulations;
• providing logistical support for the department.

Your profile

• You have relevant professional experience in monitoring government contracts/purchases.
• You are comfortable working in an ERP IT environment (Microsoft Dynamics AX or another system).
• You enjoy working with databases.
• You are proficient in common office software, particularly the Microsoft Office suite.
• You can work both independently and as part of a team, and you have strong interpersonal skills.
• You are diplomatic yet assertive.
• You are organized and able to prioritize.
• You have excellent oral and written communication skills in Dutch and French. Good writing skills in both languages ​​are a plus.