Join our global team for a career filled with opportunities to solve challenges both small and large, local and global, simple and complex.
Join Wilhelmsen Ships Service (WSS) as Category Demand Manager
Location: Singapore, Piraeus | Type: Full-time, Hybrid
Join us as our new Category Demand Manager and play a key role in securing reliable product availability across our worldwide supply chain. In this role, you’ll drive demand planning excellence, collaborate with stakeholders across regions, and help shape a resilient and customer-focused product portfolio.
Who We Are:
WSS operates in more than 70 countries through 50+ legal entities, delivering essential marine products and services to vessels worldwide. Our customers count on us to deliver wherever their ships sail — powered by a truly global supply network. With innovation, quality, and teamwork at our core, we’re shaping the future of the maritime industry.
Key Responsibilities:
Determine which products should be stocked at each warehouse location and review these decisions regularly.
Monitor demand trends for the product portfolio and adjust forecasts proactively.
Stay aligned with stakeholders on market and regulatory developments and changes in customer buying behavior.
Coordinate closely with Area Inventory Planning on supply availability and regional planning needs.
Work with commercial teams to gather customer forecasts and improve forecast accuracy.
Review and follow up on supply chain requests specific to the product portfolio.
Plan and manage smooth product phase-ins and phase-outs.
Monitor monthly lost sales and identify root causes within the product portfolio.
Maintain accurate planning data in the inventory system, including MOQ, buffer levels, and reorder settings.
Support Procurement with initial buys for new products, including lead times, configuration, and minimum order quantities.
Track and reduce excess and obsolete inventory.
Provide input on product reshuffling opportunities during global inventory optimization exercises.
Ensure all planning and product management activities comply with regulatory, quality, safety, environmental, and labour standards.
Who You Are:
Master’s degree or equivalent experience, ideally in economics, business, or supply chain.
Solid knowledge of ERP systems and inventory planning tools.
Minimum 2 years of relevant work experience.
Strong communication skills in a multinational environment.
Able to work independently and take initiative, while also collaborating effectively in teams.
Comfortable working across functions and with both internal and external stakeholders.
Analytical, structured, and commercially minded.
Excellent English skills, both written and spoken.
Ability to present complex analysis in a clear, simple way.
Curious, proactive, and systematic in approach.
What We Offer:
A dynamic, international work environment with a strong team culture
Professional growth through career development and training opportunities
Flexible working arrangements
Competitive benefits including:
Generous annual leave
Competitive compensation package
WSS bonus scheme
Pension and insurance packages
Ready to Come on Board?
If this sounds like your next opportunity, we want to hear from you!
Apply through our career portal by creating a ‘Candidate Home’ account. Don’t forget to include your CV and a short motivational letter explaining why you’re the perfect fit.
Application Deadline: 12.12.2025
Contact: Olivia Tye-Reeve, Senior Recruitment Specialist: olivia.tye-reeve@wilhelmsen.com