About The Ocean Cleanup

The Ocean Cleanup is on a bold mission to develop technology to rid the world’s oceans and rivers of plastic. Our pioneering work focuses on developing innovative solutions that can eliminate plastic pollution at a massive scale. We believe in tackling the plastic crisis through sustainable, large-scale systems that can capture plastic from rivers and oceans, ultimately removing 90% of ocean plastic by 2040.

We combine in-house engineering expertise with cutting-edge technology, collaborating closely with operations and other technical teams to deploy systems that can truly make a difference. With our unique approach, we’re working on solving one of the planet's most pressing environmental issues—plastic pollution—and we need passionate, skilled people to help us turn this mission into reality.

Located in Rotterdam, the Netherlands, we are a fast-growing, international team that thrives on innovation, creative problem-solving, and commitment to sustainability. We are driven by our values of Innovation, Tenacity, Teamwork, Integrity, and Sustainability. These values guide us every day, ensuring we stay focused on our mission to clean up rivers and oceans worldwide. By joining our team, you’ll have the opportunity to contribute to this groundbreaking work, helping create a sustainable future for our planet.

About the position

As a Senior River Engineer at The Ocean Cleanup, you will be a key contributor to the design, implementation, and deployment of river cleanup systems. You will work on technical solutions for intercepting plastic in rivers, overseeing the entire engineering process—from initial design and verification through to installation, testing, and commissioning. Your expertise will help ensure the success of our field deployments and play a vital role in advancing the development of future technologies.

In this hands-on role, you will scout potential deployment sites, lead technical design efforts, and review the work of your colleagues and suppliers. You’ll also drive continuous improvement in engineering processes and quality standards, while providing senior-level mentorship to junior engineers. As part of a dynamic, innovative team, you’ll help push the boundaries of what’s possible and contribute directly to our mission to clean up more rivers and oceans across the globe.

What makes working at The Ocean Cleanup unique?

• Passionate, Purpose-Driven Team: Join a diverse, international team dedicated to solving one of the world’s most critical environmental challenges.
• Innovative Projects: Work on groundbreaking, large-scale systems designed to tackle plastic pollution in rivers and oceans.
• Impactful Work: Your contributions will have a direct, meaningful impact on cleaning up rivers and oceans worldwide.
• Growth and Development: As we expand globally, you’ll have ample opportunities for career development, hands-on engineering experience, and personal growth.
• Collaborative Culture: We value creativity, diversity of thought, and transparent communication, fostering an environment where every voice matters.
• Work-Life Balance: Benefit from a flexible work environment with a focus on maintaining your well-being while working towards our mission.

Qualifications

• Degree in Marine/Civil Engineering or a related field with experience in marine/civil-water domains.
• 10+ years of hands-on experience in design, verification, and installation of technical solutions.
• Expertise in systems architecture, design, testing, and commissioning, specifically for water-related systems.
• Proven ability to manage engineering projects from concept through to implementation.
• Experience in leading cross-functional teams, mentoring junior engineers, and driving engineering excellence.
• Fluent in English and capable of traveling to project sites in the Americas and Asia.
• A hands-on, pragmatic approach to engineering challenges, with a focus on quality and efficiency.

Experience

• Extensive experience in river/marine engineering, specifically in design, verification, and field deployment.
• International project engineering experience is highly desirable.
• Strong leadership and mentoring skills, with the ability to guide and inspire teams.
• Familiarity with CAD software and fluid/structural simulation tools.
• Ability to adapt and thrive in a fast-paced, dynamic environment.
• Fluency in additional languages (Dutch, Spanish, or Southeast Asian languages) is a plus.

Compensation and Perks

• Competitive salary reflective of the non-profit sector.
• Opportunities for career advancement and professional growth.
• Flexible working arrangements and a collaborative, supportive work environment.
• Generous vacation and wellness programs to support your well-being.
• The opportunity to work on impactful projects with a global reach that directly contribute to the planet’s future.

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