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Commodity Buyer - Aerospace

Posted 12 May 2025
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Work experience
3 to 10 years
Full-time / part-time
Full-time
Job function
Degree level
Required language
English (Fluent)

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Join Our Team as a Commodity Buyer in Aerospace

We are currently looking for a Commodity Buyer with strong knowledge or affinity with the Aerospace industry, to join the team in Leiden.

As a Commodity Buyer, you will take ownership of the sourcing completeness, supplier relationship management, and contract negotiations within your assigned commodity scope. You will play a key role in optimizing the total cost of ownership while ensuring supply chain resilience and procurement excellence.

This role will be very hands-on and involving connection with several suppliers for several technical components.

Main responsibilities

Drive strategic and operational procurement activities by defining, developing, and executing effective commodity strategies. You’ll lead the supplier account team and collaborate cross-functionally to deliver value, mitigate risk, and build long-term supplier partnerships.

  • Lead the procurement process from strategy development to contract implementation within defined project and company parameters.
  • Manage the Supplier Account Team, coordinating cross-functional input and execution.
  • Define and implement the commodity strategy, aligning it with business goals and market developments.
  • Identify and drive synergy and cost-saving opportunities across Business Units.
  • Manage the tendering and supplier selection process, including legal and contractual negotiations.
  • Oversee contract management, including spot buys, amendments, waivers, and claims with legal support.
  • Conduct supplier evaluations, maintain supplier performance data, and develop strategic suppliers through actionable improvement plans.
  • Own the supplier approval process within your commodity.
  • Advise the Product Family Manager based on market analysis, benchmarking, and supplier performance insights.
  • Provide input into procurement policies and procedures.
  • Stay ahead of market trends and take proactive actions in line with developments.
  • Define and manage strategic stock levels to secure supply chain continuity

Requirements

  • Bachelor's degree (HBO) in a relevant field.
  • Strong analytical, negotiation, and planning capabilities.
  • A proactive and customer-oriented mindset.
  • High level of integrity, result orientation, and networking ability.
  • Solid expertise in procurement best practices and commodity management.

Our story

At S&T we contribute to a safer life on earth by translating space data into valuable and actionable insights. We oversee data from instruments to application, and apply our expertise within our software frameworks, information products and consultancy.

Our society relies on space and scientific instruments for climate change monitoring, navigation, defence and national security, and other crucial services we all use in our daily lives. These instruments produce an enormous quantity of complex data, and our goal is to unlock its value.

We have more than 20 years of experience working on instrument calibration, the creation of data quality monitoring tools, the development of real-time data processing frameworks, and the development of application-specific algorithms. With this, we help organisations, governments and industries to strengthen their information position and thereby improve their decision making. We focus on the following domains: Space & Science, Defence & Security, Environment & Sustainability, and High-Tech Consulting.

Apply via our application form, or send your CV and motivational letter directly to recruitment@stcorp.nl.

Sensing problems. Developing solutions.
Our Sensing and Control Systems provide new insights and access to what is happening in harsh environments. Scientific Data Processing ensures that you get the most out of the world's most under-utilized precious resource: data. We can then turn that data into smart decisions with our Intelligent Software Applications. Or if you need on-site support, we have…


Sensing problems. Developing solutions.
Our Sensing and Control Systems provide new insights and access to what is happening in harsh environments. Scientific Data Processing ensures that you get the most out of the world's most under-utilized precious resource: data. We can then turn that data into smart decisions with our Intelligent Software Applications. Or if you need on-site support, we have the brightest minds and greatest people in Technical Consulting for R&D.

Taking the R&D Journey Together
Research and development projects are usually long-term investments in complex systems involving stringent requirements, formalized relationship structures and interfaces, and highly impactful project phases and team scaling. It is important to have an experienced partner that is in it for the long haul. At S[&]T, we are relationship driven, and think not only about the first steps toward partnership, but the long-term win-win-win. We have flexible methods of partnering, and are able to support R&D via projects, personnel and products, depending on which method provides the best solution. Our open communication style and people-driven methods create smooth interfaces and ensure that we are a dependable partner through thick and thin.

Meant to be at S[&]T
At S[&]T, relationships always come first, and we treat our employees like we would like to be treated. We understand that smart people need flexibility, challenging projects, open communication and a motivating career path. If you would like to choose your own adventure when it comes to building a role that is right for you, we are here to support you along the way. Our flat structure and direct connections in a variety of R&D settings provides you with plenty of opportunity, while we also work hard to ensure that we create a fun environment along the way.

Aerospace & Defence
Delft
150 employees