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Internship – Partnership Marketing

The Ocean Cleanup


Posted 1 week ago

Join The Ocean Cleanup's Mission as a Partnership Marketing Intern and Contribute to a Plastic-Free Ocean


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No salary declared 😔

icon Location

Coolsingel 6

icon Expires

Expires at anytime

Organisation summary - The Ocean Cleanup is a groundbreaking non-profit engineering project, aiming to eliminate plastic from the oceans. With a global support base, innovative technologies, and a collaborative spirit, The Ocean Cleanup offers a unique opportunity for interns to actively participate in environmental preservation while gaining professional experience in partnership marketing.

  • Role Summary
    • Assist with planning, execution, and monitoring of co-marketing campaigns.
    • Collaborate on content, promotion strategies, and event planning.
    • Prepare reports on partnership performance.
    • Develop marketing materials and maintain partner communication.
    • Conduct market research and manage partnership databases.
    • Provide administrative support and handle meeting logistics.
  • Role Requirements
    • Enrollment in a Bachelor's or Master's degree in marketing, communications, or a related field.
    • Fluency in English; Dutch or Spanish is a plus.
    • Experience in brand communication/marketing is advantageous.
    • Proficiency in PowerPoint, DAM systems, and Salesforce is desirable.
    • Strong communication skills and cultural sensitivity.
    • Ability to work in a fast-paced, international environment independently and as part of a team.
  • Application Process Details
    • Submit a CV, academic records, an academic writing sample, and at least one letter of recommendation in one PDF file.
    • Availability for 32 hours/week and able to work from HQ in Rotterdam for at least 3 days a week.
    • Must be enrolled in a university program during the internship and hold an EU work permit.

The mission of The Ocean Cleanup is to develop and scale technologies to rid the world’s oceans of plastic. To achieve this we rely on supporters from around the world to spread our message, donate, apply for job opening or partner with us. This mission is not one we can do alone, and in this role, you help us spread our message with our partners worldwide. 

This internship is an opportunity for students who, in the context of their studies, wish to gain practical educational work experience and deepen their legal knowledge. Interns will receive monthly compensation and free and healthy lunches at our office.

As a Partnership Marketing Intern, you will be involved in many new and ongoing projects to enhance partner relations, co-marketing initiatives, joint campaigns, and collaborative efforts with other organizations. You will support the Head of Brand and Partnership Marketing Manager in executing these projects, gaining valuable hands-on experience from a non-profit organization with a strong global following. The end goal is to develop data-driven insights on how these different efforts impacted brand growth (awareness, traffic, engagement, reach, etc.) and provide recommendations on how to continue improving these partnerships going forward.
Main tasks:

  • Help plan, execute, and monitor co-marketing campaigns with partner organizations.
  • Collaborate with partners on content creation, promotion strategies, and event planning.
  • Prepare reports and presentations on partnership performance and impact.
  • Develop and distribute regular updates on our social calendar, internal engagement opportunities, and newsletters to partners.
  • Assist in creating marketing materials and resources for partners.
  • Conduct market research to identify trends, opportunities, and potential brand partners.
  • Maintain accurate records of partner interactions and agreements.
  • Update and manage the partnership database to ensure all information is current and accessible.
  • Provide administrative support to the Sr. Partnership Marketing Manager as needed.
  • Assist with scheduling meetings, preparing agendas, and taking meeting notes


  • Currently pursuing a Bachelor/Master’s degree, preferably in fields such as marketing or communications
  • Fluent in English.
  • Previous experience in the field of brand communication and/or marketing is an advantage.
  • Prior experience with PowerPoint, DAM systems and Salesforce is desirable.
  • Excellent English language skills (written and verbal); Dutch or Spanish is desirable.


  • Curious and eager to learn
  • Pragmatic where possible, but thorough when needed
  • Team player with high cultural awareness and sensitivity
  • Excellent communication skills
  • Thrives in a fast-paced, international environment
  • Ability to work both independently and collaboratively in a team environment
  • Intrinsic motivation to work on our ambitious and meaningful goal

Prospective applicants should submit:

  • A curriculum vitae (CV)
  • A transcript of academic records or statement of academic results
  • An academic writing sample (an excerpt of any of your essays or papers in English)
  • At least one letter of recommendation

Please submit all required documents as one PDF file.

Please note: 

  • Candidates are expected to be available 32 hours/week throughout the internship. 
  • Candidates are expected to work from our HQ in Rotterdam at least 3 days a week.
  • If applicable, the internship can be combined with a Master's thesis project.
  • Candidates are required to be enrolled at a University (Bachelor’s/Master's/PhD program) throughout the duration of the internship.


Minimum of 6 months, after which an extension is possible

European Union

Curious to hear how it is to work at The Ocean Cleanup? Listen to our team members explain their work in our podcasts.


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