Marketing specialist

Stichting The Ocean Cleanup; Rotterdam; On-site; EUR 45,000 - 65,000; Full time

Job summary

Stichting The Ocean Cleanup in Rotterdam is seeking a Partnership Marketing Specialist to turn our brand and mission into value for partners. Reporting to the Marketing Manager - Brand Partnerships, you'll manage global and regional partnerships, track progress, and help shape strategy for new ones.

You'll build co‑branded materials, strengthen KPI reporting, and grow our marketing lead pipeline at conferences to maximize impact.

Responsibilities

• Support key partner accounts: Act as the day‑to‑day marketing contact for key global and regional partners, managing the relationship to meet partner expectations and maximise value on both sides.
• Build partner‑facing materials: Put together decks, one‑pagers ...

Job description

Omschrijving functie

Partnership Marketing Specialist The Ocean Cleanup Marketing & Communications, Sales & Business Development Rotterdam, Netherlands Posted on Aug 8, 2026 POSTED: 6th August 2026 STARTING DATE: As soon as possible FULL TIME, ROTTERDAM MISSION TO METRICS The Ocean Cleanup develops and scales solutions to rid the oceans of plastic. In this hands‑on marketing role, you'll be turning our brand and mission into value for us and our partners. Reporting to the Marketing Manager - Brand Partnerships, you'll manage key global and regional partnerships, track progress, and help shape strategy for new ones. We're a small team with a big mission. You'll need to get stuck in and think through the details. You'll work with teams across comms, PR, research and funding, creating shared goals to hit your own targets. Prioritising your workload to deliver maximum impact is a must. If you understand the value of partnering with us and can help partners use that value to meet their own business goals, this is the place for you.

THE ASSIGNMENT The ideal candidate will contribute to our success by helping increase the win-rate on partnership pitches through clear, consistent, and high‑performing co‑branded materials. Acting as account manager, you will manage the relationship from a marketing perspective, making sure we meet the standard our partners expect while maximizing value for both The Ocean Cleanup and our partners. You will also build early relationships at conferences that grow our marketing lead pipeline, bring structure to our KPI reporting, and work closely with the Marketing Manager - Brand Partnerships to strengthen how our impact is communicated.

RESPONSIBILITIES

• Support key partner accounts: Act as the day‑to‑day marketing contact for key global and regional partners, managing the relationship to meet partner expectations and maximise value on both sides.
• Build partner‑facing materials: Put together decks, one‑pagers ...