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Category Manager / Inkoper

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Category Manager / Inkoper

Dieseko Group

Category Manager / Inkoper

Skills

Supply Chain ManagementContract ManagementSupply ChainCompliance

2 months ago

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Important information


Contract type:

Freelance / Contract

Location:

Sliedrecht, Netherlands

Work mode:

Onsite

Published on:

2 September 2026

What they need


With a clear vision, we help our customers gain a competitive edge by providing technologically advanced solutions and specialist expertise. In addition to sales, we offer rental, maintenance & repair and fast delivery of spare parts, ensuring continuity and reliability for our customers worldwide.

Through our brands PVE, ICE, and Woltman, we serve customers in more than 50 countries, both directly and through a strong international dealer network. With locations in the Netherlands, the United States, Australia, and Poland, Dieseko has a strong international presence.

Innovation and sustainability are at the core of our strategy. Our ambition is to achieve emission-free construction sites by 2030 and contribute to a cleaner, future-proof foundation industry.

jobdescription

Within the Supply Chain department, comprising Procurement, Logistics, Warehouse and Export, you will play a key role as a NPR Buyer in the strategic and operational procurement of all non-product-related goods and services. These include facility services, IT, transport, energy, HR services, consultancy, tooling, CAPEX and general business assets such as PPE, machinery and tools.

You will be responsible for managing and optimising costs, professionalising supplier relationships and ensuring contractual and compliance agreements within a technical and project-driven mechanical engineering environment. You will liaise closely with internal stakeholders and know better than anyone how to bring supply and demand together in sustainable and efficient solutions.

As an NPR Purchaser, you will successfully fulfil the following objectives:

  • Procuring and contracting for NPR-related goods and services.
  • Developing and implementing an NPR procurement strategy in line with the company’s objectives.
  • Selecting, assessing and developing suppliers and service providers.
  • Negotiating prices, terms and conditions, SLAs and contracts.
  • Managing contracts, including durations, indexation, notice periods and performance.
  • Initiating and realising cost savings based on a TCO approach.
  • Supporting and advising internal stakeholders such as facilities, IT, HR, operations and finance.
  • Identifying and managing risks relating to business continuity, finance and legal aspects.
  • Improving procurement processes, procedures and compliance within the organisation.
  • Reporting on spend, savings and supplier performance.
  • Processing and managing purchase orders in ERP systems in collaboration with Finance.

Your profile

  • You hold a degree at higher professional education (HBO) or university (WO) level, preferably in Industrial Engineering, Supply Chain Management, Business Administration or a similar field. NEVI 1 or 2 is an advantage.
  • You have at least 5 years’ relevant experience in NPR procurement, preferably within a technical or industrial environment.
  • You are experienced in contract management and supplier management.
  • You possess strong negotiation skills and are able to liaise effectively with various stakeholders.
  • You work in an analytical, structured and cost-conscious manner.
  • You are a strong communicator, persuasive and results-oriented.
  • You have a proactive and independent approach to work and an affinity for technology and project organisations.
  • You are administratively accurate and proficient with systems.
  • You have knowledge of procurement methodologies and TCO analyses.
  • Experience with ERP systems (preferably D365 F&O) is an advantage.
  • You have a good command of Dutch and English, both spoken and written.

What you receive from us

  • A high-impact role within an internationally operating, innovative and sustainable company, where you will make a direct contribution to cost optimisation and the professionalisation of the organisation.
  • A competitive salary of up to €6,000 gross per month based on full-time employment, plus attractive fringe benefits, including 40 days’ annual leave. (Metalektro Collective Labour Agreement).
  • A dynamic and informal working environment with short lines of communication, where collaboration and entrepreneurship are central.
  • A competitive package of employment conditions, including an attractive salary and good fringe benefits (Metalektro Collective Labour Agreement).
  • The opportunity to develop yourself further within a technically advanced and internationally growing organisation.

Interested in this vacancy or would you like to receive information without obligation?

Feel free to contact Fabienne: [email protected]

applicationprocedure

At Dieseko Group, we like to make the application process personal and straightforward. This way, you know exactly what to expect, from the first contact to your first day at work.

Step 1: Initial contact

After receiving your application, we will contact you by email or phone. Together, we will assess whether your experience and ambitions match the position and our organization.

Step 2: Introductory meeting and in-depth discussion

During one or more interviews, you will meet your future manager and colleagues. We will discuss your background, motivation, and the specifics of the position in more detail.

Step 3: Discussion of employment terms

Is there a match from both sides? Then we will discuss the employment conditions together and make sure everything is clear before you start.

Step 4: Welcome to Dieseko Group

Congratulations and welcome to Dieseko Group! After the formal completion, your onboarding will begin. We will ensure a warm welcome and a great start to your career at Dieseko Group.

culture at Dieseko Group

Craftsmanship, teamwork, and technical pride are central to us. As a Dutch manufacturing company, we approach impressive projects with a down-to-earth mentality and create worldwide impact. Our organization is characterized by an open and informal working atmosphere, where colleagues help each other, celebrate successes together, and have room to grow. We offer freedom, responsibility, and plenty of opportunities for development: in the workshop, at the office, or ‘in the field’. Our strength lies in entrepreneurship, innovation, and collaboration. From engineering to the final product, we provide everything needed to create sustainable solutions that make a difference!

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