Senior Proposal and Bid Support Advisor

As Senior Proposal and Bid Manager, you lead and coordinate complex proposals for external customers within our Customer Relations and Business Development team in BeNeLux. You translate customer needs and market insights into persuasive, compliant responses, working with cross‑functional experts to optimize outcomes. You’ll help advance our proposal capability, sharing best practices and templates while driving quality and timely submissions. This role offers impact through shaping high‑stakes bids and supporting the Energy Transition agenda.

• Attractive total compensation
• Pension and profit-sharing program
• Flexible working arrangements
• Professional development through training and mentoring
• International networks across Northern Europe
• Projects contributing to the Energy Transition

• Lead complex proposals from qualification to submission with clear processes and timelines
• Develop proposal strategies by analyzing requirements, criteria, risks and opportunities
• Coordinate multidisciplinary bid teams to deliver cohesive, customer-focused proposals
• Ensure proposal quality and compliance through content reviews and structured approvals
• Support development of proposal capability via templates, reusable content, and digital tools
• Monitor tender opportunities and share market developments to capture learnings and insights

• Five+ years of relevant experience in proposals, bids or tenders for external customers
• Bachelor or equivalent education/experience
• Demonstrated experience leading multidisciplinary, commercially important proposals
• Strong analytical and writing skills to translate technical and commercial info into persuasive proposals
• Excellent organizational and project-management skills with ability to handle multiple priorities
• Customer-focused, detail-oriented, and able to build trusted relationships with diverse stakeholders
• Professional fluency in Dutch and English (written and spoken)
• Experience with public/EU tenders, Salesforce or comparable CRM, and digital/AI-supported proposal tools (advantage)

• Stakeholder-management
• Strong writing ability
• Ownership and accountability
• Salesforce
• CRM platforms
• Digital or AI-supported proposal tools