Buyer

We are looking for a Buyer to join our Indirect Sourcing team at Vaisala, headquarters in Vantaa, Finland. Join us and make an impact by driving efficient, compliant, and sustainable purchasing practices.

Kindly note, this is a parental leave substitution role for a fixed period from February 2026 to December 2026. 

Vaisala is a global leader in measurement instruments and intelligence helping industries, nations, people, and the planet to thrive. From predicting hurricanes to optimizing renewable energy production, our technology is used where it matters the most – from data centers, windfarms and laboratories to airports, the Arctic and even the surface of Mars. Vaisala is recognized in TIME Magazine's World's Best Companies in Sustainable Growth 2025 study. Our team of over 2,400 experts and 59 nationalities around the world is committed to taking every measure for the planet. Driven by our shared purpose, curiosity, and pioneering spirit, we stay ahead and make a difference. At Vaisala, you don't have to fit in to belong.

Why join us?

• Join a supportive team that values teamwork, knowledge sharing, and a positive working culture.
• Gain exposure to global processes and cross-functional collaboration, offering opportunities to learn and develop your expertise.
• Contribute to efficient and compliant purchasing practices that help drive operational excellence across the organization.

What's your role?

You will be part of our dynamic Indirect Sourcing team. The team consists of nine talented sourcing and purchasing professionals with great collaborative mindset. 

In this role, you will be responsible for carrying out indirect purchasing activities at Vaisala Oyj, following established global processes, tools, and practices. You will support internal users so that indirect purchases are accurate, compliant, timely and properly recorded. The buyer ensures that all purchases are made in a cost-effective manner while maintaining high-quality standards. In this role you will be working in close co-operation with suppliers, Global Sourcing team members, process owners, as well as other internal stakeholders. You will report to Senior Manager, Indirect Sourcing.

Your key responsibilities will be:

• Create, validate, and maintain purchase orders (POs) based on approved purchase requisitions (PRs), ensuring alignment with contracts, preferred suppliers, and category guidelines, including handling quotes when required.
• Follow up on pending approvals and supplier confirmations to prevent delays.
• Monitor open purchase orders and take necessary actions to ensure timely delivery of goods and services. Maintain accurate and up-to-date information in the ERP system.
• Provide support to local end users on purchasing tools and process-related queries through the designated support channel.
• Guide local users in selecting the correct purchasing method (e.g., PO, spend plan, low-value process, travel tool) to ensure high compliance with approved purchasing practices.
• Collaborate with Finance & Control (F&C) on invoice matching, resolving discrepancies, blocked invoices, and credit notes.
• Manage other purchasing-related activities and track agreed performance metrics.
• Contribute to global purchasing process development and ensure consistent local implementation.

What will you bring?

• Solid understanding of P2P processes and controls (requisition, PO, goods receipt, invoice matching) and basic knowledge of contracts, preferred suppliers, and category guidelines.
• Hands-on experience with ERP/P2P systems (preferably SAP S/4HANA) for creating POs, managing catalogs, running reports, and familiarity with indirect procurement is an advantage.
• Strong analytical and data skills, including the ability to extract, clean, analyze, and visualize data, and track KPIs using BI tools and Excel.
• Ability to work independently, prioritize tasks, make operational decisions, and escalate issues appropriately and on time.
• Customer-focused mindset with clear and respectful communication skills, both written and verbal; patient, solution-oriented, and proactive in learning and adapting to evolving tools and processes.
• High attention to detail and accuracy in POs, coding, and supplier information, combined with a structured and systematic approach to handling high transaction volumes without compromising quality.
• Integrity and reliability in managing approvals and financial data.
• Minimum 2+ years of experience in purchasing, finance operations, or similar transaction-heavy roles.
• Bachelor’s degree in Business, Supply Chain, or equivalent (BSc recommended).
• Fluent in English; additional languages are considered a plus.

For additional information, please contact, Senior Manager, Indirect Sourcing, Johanna Ristimäki at +358 503243924. Time-slots to reach the hiring manager are Dec 30th between 13.00 - 14:30 and Jan 7th between 12.00 - 13.00(Eastern European Time). Please note that applications sent via email cannot be processed due to privacy reasons.

Ready to take every measure for the planet? Apply at the latest on Jan 8th, 2025 via the application form.