AN Operations Support Specialist

Our Current Opportunities

We are currently looking for an Operations Support Specialist to join our team.

Our next internship cohort starts in September 2025 - applications before July.

We welcome open applications year-round.

Operations

Job opening: Operations Support Specialist (Dutch required)

As an Operations Support Specialist, you are the beating heart of our organization. You ensure that all processes run smoothly and that colleagues and customers can rely on friendly and efficient support. You work in a dynamic and international environment and have a broad role that combines administrative, logistical, and facility-related tasks.

Technical

Job opening: Water System Maintenance & Facility Support Technician

To support the daily operations of our facilities, we are looking for a Water S ystem Maintenance & Facility Support Technician with a sharp eye for detail, a strong sense of responsibility, and solid technical insight. You will play a crucial supporting role in maintaining our water systems and tanks, securing the quality of our seaweed.

Internships

Our next internship cohort starts in September 2025 - applications before July. We welcome open applications year-round.

Please note: A valid European passport or work permit is required for our internship positions due to visa restrictions.

Biological

Internship: Culture Establishment and Cultivation of Ulva spp.

FILLED

As an intern, you will be tasked with acquiring the skills to isolate Ulva spp. spores and setting up clean cultures, as well as establishing an effective raceway system to scale Ulva spp. cultivation in our facility. The internship will provide a blend of laboratory, molecular and cultivation work, offering a comprehensive understanding of the challenges and techniques in algae cultivation. Your work will directly contribute to our ongoing research and efforts in optimizing algae cultivation for environmental and commercial benefits.

FILLED - next application period for September 2025

The basis for breeding and establishing high quality production cultures of seaweed is clean starting material. We therefore focus on developing and establishing methods to prevent and mitigate biological contaminations in our cultures, while at the same time preserving the beneficial microbiome. As an intern, you will work alongside experienced researchers and breeding specialists to develop and implement solutions to this pressing issue. With our collaborations and projects with Leiden University and Wageningen, it is also possible to examine the microbiome using a molecular approach. This is an excellent opportunity to gain hands-on experience in biotechnology research and contribute to the development of innovative solutions to real-world challenges.

Business

Internship: Online Marketing & Communication

From: As soon as possible Period: 4-10 months

As Hortimare has taken a key position within the seaweed industry globally, we want to expand our online presence. Within this internship, you will have a big impact on the repositioning of Hortimare from a seed provider to a partner in scaling the seaweed sector and enable the public a better access to our work and services. Highlighting our focus on research, collaboration, quality, and expertise throughout different social media platforms is an essential part in this process.

Technical

Internship: Development of an Automated Culture Mixing System

FILLED

As an intern, you will work on developing an automated and cost efficient electro-mechanical system that enables us to scale our stock culture capacity. Hortimare's current prototypes are tailored to the needs of seaweed cultures but are labor intensive to operate. Your task will involve identifying ways to optimize, innovate and automate them while keeping track of robustness, operational ease, and other factors. The final product of your internship should be a prototype and ideally a successful test run.

If it is hard to decide or you have your own proposal, you can express your interest in multiple positions and we can decide together what challenge would best fit your skills and ambitions. Send us an email with your resume and cover letter to:

Equal Employment Opportunity

Each of our candidates deserves to be treated with fairness, respect and dignity. We are an equal opportunity employer and committed to hiring, training, compensating, and promoting people based on their individual talents and abilities. We embrace diversity and opportunities are extended to employees and prospective employees without regard to race, colour, gender, religion, age, natural origin, family status, veteran status, sexual orientation, disability, or any other criteria prohibited by applicable federal, state, local, or international laws.

Based in the Netherlands and working globally, Hortimare is one of the few companies in the world specialis ed in the breeding and propagating of seaweed. Our mission is to help others with our seeds, technology and expertise .

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