People & Culture Manager (24 Hours per Week - Amsterdam Based)

Do you thrive in an international scale-up environment and enjoy building structure while keeping people at the center? Are you excited by creating smart HR processes, supporting growth, and helping shape a strong organisation? If so, you could be our next People & Culture Manager.

GBM Works is advancing its Vibrojet® tool for the next generation of XXL monopiles in offshore wind energy. Its patented technology enables silent installation, reducing harm to marine life while addressing key industry challenges such as delays, fatigue damage, and scalability issues.

What Would You Do?

We’re growing fast, and we’re at an exciting stage in building and professionalising our organisation. As our People & Culture Manager, you’ll play a central role in supporting our people and shaping how HR evolves within GBM Works.

You’ll be responsible for creating structure, improving processes, and ensuring that our people and HR activities support both the growth of the company and the well-being of our employees. From recruitment and HR operations to improving systems and supporting our impact initiatives, you’ll help build a scalable people function that grows with the organisation.

There is plenty of room for initiative, ownership and creativity. We’re looking for someone who enjoys improving the way things work, embraces technology and data and is eager to create practical and people-focused solutions.

Your Role Will Include:

• Managing recruitment and talent acquisition activities, from sourcing candidates to creating a strong candidate experience
• Supporting hiring managers and advising on recruitment strategies and salary benchmarks
• Managing HR administration including contracts, onboarding, offboarding and personnel records
• Ensuring compliance with employment legislation and HR policies
• Monitoring employee well-being and supporting initiatives that strengthen engagement and culture
• Designing and improving scalable HR processes and workflows
• Identifying opportunities to improve efficiency through HR systems, tools and automation
• Supporting HR reporting and tracking key people metrics
• Contributing to impact strategy initiatives and building reporting structures
• Taking ownership of reviewing, updating and improving our SharePoint environment and structure
• Continuously improving ways of working and supporting organisational growth

About You:

• Experience in HR, Operations, or people management roles
• Strong understanding of HR processes and administration
• Familiarity with employment legislation and HR best practices
• Comfortable working with HR systems, tools and data
• Strong organisational skills and immaculate attention to detail
• Able to manage multiple priorities in a fast-moving environment
• Proactive, hands-on and eager to take ownership
• A “get-things-done” mindset - you look for solutions rather than obstacles
• Strong written and verbal communication skills in English (Dutch is a plus)
• Curious about scale-ups and comfortable in a dynamic environment
• A self-starter who enjoys learning and improving processes
• Experience within the offshore industry is a strong plus; an existing professional network within the sector is highly valued
• Located within commuting distance of our Amsterdam office and able to work onsite three days per week

Workplace

Our office is located at the Energy Transition Campus Amsterdam (ETCA) in Amsterdam North, just a 10-minute walk from Amsterdam Central Station.

ETCA offers excellent facilities including onsite parking, a gym, a restaurant, and a high-quality coffee bar.

What Do We Offer?

We believe great work happens when people have ownership, trust, and room to grow. At GBM Works, you'll get:

• A part-time role with flexibility and autonomy
• A role with real impact - you’ll help shape how our organisation grows
• End-to-end ownership of people initiatives and HR processes, with room to improve and innovate
• A front-row seat in a fast-growing scale-up within the offshore wind and energy transition sector
• Collaboration with a highly motivated, international team working on meaningful technology
• Hybrid working, offering flexibility and work-life balance
• Laptop and mobile phone
• 25 paid holiday days (pro rata)
• NS Business Card for commuting
• Travel reimbursement for car and bicycle commuting, plus a working-from-home allowance
• A personal development plan, with room to grow your HR, operational, and professional skills
• A modern workplace at ETCA Amsterdam, surrounded by innovation and sustainability initiatives

You’ll join a team of 22 professionals with diverse backgrounds, united by curiosity, ambition, and a shared drive to make a real difference.