About the Mission

Context

ONDRAF is the body responsible in Belgium for the management of radioactive waste. Its main objective is to protect human beings and the environment, today and in the very long term, against the potential risks linked to the existence of this waste. Would you like to know more about our activities? Visit our website: www.niras.be.

ONDRAF/NIRAS wishes to strengthen the finance – budgeting & controlling team with temporary support as part of a back filling strategy which consists of seconding its existing staff for the implementation of the upgrade of its ERP.

What skills will allow you to succeed in this mission?

You have a Master’s degree in economics, commercial engineering or other equivalent diploma and a good understanding of accounting.

You ideally have relevant experience of at least 5 years in a similar function in the field of analytical accounting: ‘Finance/Business Control’, ‘corporate finance’, financial audits, etc.

You coordinate the activities of the budgeting unit in the absence of the people in charge

You collaborate in the establishment of annual budgets and forecasts as well as the development of five-year plans;

You participate in establishing the annual activity program;

You ensure the introduction and consistency of budgets in the financial systems;

You are in charge of monitoring the budget of the activities entrusted with the budget managers;

You establish dashboards and performance analyses;

You manage investments for entrusted projects:

followed bys investment projects with project managers;

investment management in financial systems;

investment dashboard.

You participate in the implementation of internal control processes (budgetary control, purchase orders, master data creation, etc.) and financial risk management;

Workplace

You will mainly be based in our offices in Brussels. After an integration period, you will be able to telework up to 2 days per week.

Required Skills

Budget management, comptabilité analytique, ERP, Excel, Financial report

Practical Information

  • Company: Confidential
  • Location: Brussel – Hybrid
  • Start Date: 3 August 2026
  • End Date: 18 December 2026
  • Duration: 5 months
  • Contract Type: Freelance / Mission
  • Application Deadline: 26 June 2026