Kronos Group is a leading full service management consulting firm aiming to improve the operational efficiency of its customers through levers in Procurement, Finance and Project Management, working together with sectors that have an impact on shaping a more sustainable world such as Healthcare, Energy, Transportation and many more. It is through our projects and missions that we shape what lies ahead so that we can make a difference today as well as for our future.As a result, our methodology, custom-made people development programs and community of 150+ experts, we aim to support companies that are facing both strategic and operational challenges in these rapidly changing environments.ContextTo support our client based in Brussels, we are looking for a Medior/ Senior Indirect Buyer (Professional Services/ IT).YOUR ROLEAs an Indirect Buyer, you will play a key role in transforming procurement into a strategic value creator. You'll act as a trusted advisor to internal stakeholders, driving cost-consciousness, innovation, and compliance across the supplier landscape.You will lead and coordinate procurement projects across categories, working closely with internal stakeholders to:Optimize our supplier portfolioReduce total cost of ownership (TCO)Drive supplier performance to industry-leading standardsYour impact will be direct and measurable — contributing to client's EBITDA and long-term strategic goals.WHAT YOU'LL DODefine and execute category strategies that align with business needs and sustainability goals.Lead end-to-end sourcing processes (RFx), in line with the defined strategy of the relevant category, from market analysis to contract award, ensuring value creation and TCO optimization.Act as a trusted advisor to internal clients: understand their needs, challenge assumptions, and translate requirements into clear specifications.Negotiate and manage contracts in line with internal policies and category strategies.Monitor and evaluate supplier performance, ensuring continuous improvement and risk mitigation.Stay ahead of the curve by tracking market trends and supplier innovations.Contribute to procurement excellence by improving tools, processes, and ways of working.KNOWLEDGE & EXPERIENCEMaster's degree in a relevant field.Proven experience in (project) procurement, ideally within indirect spend (e.g., Hardware, Software, fleet, HR).Strong background in project management and sourcing methodology.Demonstrated ability to lead RFx processes autonomously.Skilled in stakeholder management and building internal partnerships.Excellent communication and presentation skills — persuasive and influential.Strong analytical mindset with expertise in cost analysis and supplier evaluation.Fluent in English, Dutch and/or French.WHAT YOU BRINGA business-driven mindset with strong analytical and critical thinking skills.Proven experience in stakeholder management and the ability to work independently.A proactive, collaborative approach and a passion for sustainability and innovation.The flexibility to be present on-site across locations when needed.