Business Development Internship

Are you a strong communicator and passionate about the future of our planet?

We have an exciting opportunity for a Digital Marketing Intern to join our team.

As a Marketing & Communications Intern, you will be part of an energetic team and gain valuable experience in social media, public relations, and digital marketing while contributing to a worthwhile cause.

The Great Bubble Barrier is a Dutch social enterprise, founded in 2017, which developed an effective technology to stop plastic pollution in rivers before it flows into our oceans, using bubbles. Our Bubble Barrier technology captures plastic across the entire width and depth of rivers, operates 24/7, and does not disrupt regular river activities.

You will be working on:

• Content Creation and Copywriting - for social media and our blog
• Content Scheduling - scheduling content for our social media channels
• Community Management - fostering an engaged online community and interacting with them in a way that leads to conversions
• Email Marketing - regular updates about our work, and the fight against plastic pollution
• PR & Media - writing press releases and sending out media updates to media outlets
• Events - supporting the MarCom and Sales team at events
• Administration - Assisting the MarCom team with admin-related tasks

You will gain valuable experience in:

• Digital Marketing

• Education: Currently pursuing or recently completed a degree in Marketing, Communications, or a related field
• Experience: Basic knowledge or interest in Digital Marketing & Communications, i.e. Social Media Marketing, Community Management, blog writing, content creation, and/or copywriting, design
• Communication Skills: Strong written and verbal communication skills
• Mission Alignment: Genuine interest in ocean health, sustainability, and preventing plastic pollution

• Location: Office-based in Amsterdam with flexibility for remote work
• Duration: Available for a minimum of 12 weeks (3 months)

• Allowance: 375 EUR gross per month

Please submit your resume/CV and cover letter (in English) using this form before 11 January 2026, 23:59 CET.

Are you passionate about social change and eager to make a difference?

We have an exciting opportunity for a Public Affairs & Advocacy Intern to join our team.

Join The Great Bubble Barrier in the fight against plastic pollution by supporting our Sales and Business Development team with a strategic lobbying agenda to protect our oceans and rivers.

As a Public Affairs and Advocacy Intern, you will be part of an energetic team and gain valuable experience in public affairs and advocacy campaigns during election times, while contributing to a worthwhile cause.

The Great Bubble Barrier is a Dutch social enterprise, founded in 2017, which developed an effective technology to stop plastic pollution in rivers before it flows into our oceans, using bubbles . Our Bubble Barrier technology captures plastic across the entire width and depth of rivers, operates 24/7, and does not disrupt regular river activities.

• Policy Monitoring: Monitor relevant legislations, regulatory changes, and policy developments at local, national, and international levels, and provide updates
• Political Research: G ain insight in ideologies of political parties at local and regional level
• Advocacy planning: Create overview for key contact moments with political stakeholders
• Event & Meeting Coordination: Scheduling, organising and preparing for meetings with key stakeholders by providing research materials and assisting with the creation of the agenda.
• Advocacy Support: Helping to draft policy briefs, reports, and advocacy materials.

• Education: Currently pursuing or recently completed a Bachelor or Master's degree in Political Science , International Relations, Public Policy, Public Administration, or a related field.
• Experience: Basic knowledge or interest in policymaking , politics, market regulation, or circular economy.
• Communication Skills: Strong writing and analytical skills, attention to detail, and ability to work independent and collaboratively. An active interest in global issues and challenges, their complexity and nuances
• Mission Alignment: Genuine interest in ocean health, sustainability, and preventing plastic pollution

• Location: Office-based with flexibility for remote work
• Duration: Available for a minimum of 12 weeks (3 months)

• Allowance: 375 EUR gross per month
• Additional benefits:
  • Transport compensation of up to 100 EUR per month (public transport)

Please submit your resume/CV and cover letter (in English) using this form.

Send us an email at or visit our website www.thegreatbubblebarrier.com

Are you a proactive problem-solver with a passion for sustainability and innovation?

We have an exciting opportunity for a Business Development Intern to join our team.

Join The Great Bubble Barrier in the fight against plastic pollution by supporting our Sales & Business Development team in creating impactful strategies to protect our oceans and rivers.

Are you a proactive problem-solver with a passion for sustainability and innovation? We have an exciting opportunity for a Business Development Intern to join our team.

As a Business Development Intern, you will be part of a dynamic team and gain valuable experience in market research and strategy development while contributing to a meaningful mission.

The Great Bubble Barrier is a Dutch social enterprise, founded in 2017, which developed an effective technology to stop plastic pollution in rivers before it flows into our oceans, using bubbles . Our Bubble Barrier technology captures plastic across the entire width and depth of rivers, operates 24/7, and does not disrupt regular river activities.

• Market Research - Assisting in market research activities to help identify potential business opportunities in the United States, while gaining exposure to business development methodologies.
• Market-Entry Materials - Supporting the development of market-entry presentations and draft recommendations, with guidance and feedback from the sales and business development team.
• Client Presentations & Proposals - Collaborating with the Account Manager and Chief Business Development Officer to assist in preparing proposals and tailoring presentations for potential clients in the region.
• Market Analysis - Contributing to the analysis of industry trends, customer needs, and competitor activities under the direction of the business development team.
• Stakeholder Research - Assisting in exploratory research on potential partnerships with local stakeholders, including suppliers, distributors, and governmental organisations.
• Monitoring & Reporting - Supporting the monitoring, compilation, and summarisation of information on emerging market opportunities and challenges.

• Conducting in-depth market research and analysis across diverse regions
• Developing actionable business strategies for market entry and growth
• Working on real-world business challenges in an international environment
• Strengthening your skills in data analysis, presentation creation, and strategic communication
• Understanding cross-cultural dynamics and the complexities of international business development

• Education: Bachelor's degree in business , marketing or a related field.
• Experience: Interest in international markets, cross-cultural strategies, and market research. Self-motivated and able to work independently and collaboratively.
• Communication Skills: Strong written and verbal communication skills
• Mission Alignment: Genuine interest in ocean health, sustainability, and preventing plastic pollution

• Location: Office-based in Amsterdam with flexibility for remote work
• Duration: Available for a minimum of 12 weeks (3 months)

• Allowance: 375 EUR gross per month

Please submit your resume/CV and cover letter (in English) using this form before 11 January 2026, 23:59 CET.

Send us an email at or visit our website www.thegreatbubblebarrier.com

We have an exciting opportunity for a Technology & Operations Intern to join our team

Join The Great Bubble Barrier in the fight against plastic pollution by supporting our Technology & Operations team in improving the way we operate and maintain our Bubble Barrier systems - helping protect rivers and oceans worldwide.

We have an exciting opportunity for a Technology & Operations Intern to join our team and gain hands-on experience while supporting the optimisation and maintenance of innovative environmental solutions.

As a Technology & Operations Intern, you will work alongside our team to assist with system optimisation, lifecycle assessments, and maintenance planning. You will gain valuable experience in analysing complex systems, interpreting data, and contributing to smarter operational processes, while contributing to a worthwhile cause.

The Great Bubble Barrier is a Dutch social enterprise, founded in 2017, which developed an effective technology to stop plastic pollution in rivers before it flows into our oceans, using bubbles . Our Bubble Barrier technology captures plastic across the entire width and depth of rivers, operates 24/7, and does not disrupt regular river activities.

• Lifecycle Analysis - Assisting in the analysis of key subcomponents within the Bubble Barrier system to understand their performance and environmental impact.
• Workflow Mapping - Supporting the mapping of maintenance and operations processes to identify potential bottlenecks and areas for improvement.
• Data Analysis - Helping review system performance data to contribute to smarter, preventive maintenance planning under guidance from the team.
• Forecasting & Scheduling - Assisting in the development of maintenance forecasting models and risk-based maintenance schedules with support from engineers and the operations team.
• Collaboration - Working alongside the Technology & Operations teams to help translate insights into practical improvements for the Bubble Barrier system.

• Lifecycle assessment and circularity analysis of technical systems
• Maintenance and asset-management strategies in a real-world, mission-driven organisation
• Working with sustainability-focused technologies in the water sector
• Cross-disciplinary collaboration between engineering, operations, and environmental impact teams

• Education: Industrial Engineering & Management (HBO/WO); Mechanical Engineering (HBO/WO); Environmental Science & Sustainability (HBO/WO); Maritime Technology / Water Management (HBO/WO)
• Experience: You have experience or an interest in technical systems, maintenance planning, data analysis, or lifecycle assessment, and are eager to learn through hands-on experience. You are curious, motivated, and enjoy exploring complex technical information with guidance from the team. Familiarity with tools such as Excel or LCA software is a plus, but not required
• Communication Skills: Strong written and verbal communication skills
• Mission Alignment: Genuine interest in ocean health, sustainability, and preventing plastic pollution

• Location: Office-based in Amsterdam with flexibility for remote work
• Duration: Available for a minimum of 12 weeks (3 months)

Please submit your resume/CV and cover letter (in English) using this form before 11 January 2026, 23:59 CET.

Send us an email at or visit our website www.thegreatbubblebarrier.com