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Logo Optics11

Marketing Assistant

Optics11

marketing-assistant-ilecrk

Flag Netherlands Amsterdam, Netherlands Manufacturing

We are seeking a proactive and organized professional with a strong people-oriented mindset to join our growing team as a Marketing Assistant . If you thrive in a dynamic environment, enjoy multitasking and bring structure and energy to your work; this role is for you! The Marketing Assistant plays a vital role in supporting the Marketing team in achieving business objectives. This position involves a mix of administrative, organizational, external events and customer-facing tasks to ensure smooth operations and enhanced customer experience.

Optics11 is a world leader in fiber optic sensing technology for ultra-sensitive early warning systems. From our base in the Netherlands – a global hub for high-tech innovation and maritime expertise – we are on a mission to make the world safer by protecting critical infrastructure such as sea-lanes, offshore energy assets and subsea cables from disruption. Optics11 recently closed a €17 million investment round.

About the role: As Marketing Assistant, you will support the day-to-day execution of our Underwater Security marketing activities. You will help deliver campaigns, keep sales and marketing materials up to date, and coordinate events from preparation through follow-up.

What will you do?

  • Support the execution of marketing campaigns for our Underwater Security portfolio, including content, LinkedIn, email and website updates.
  • Create and maintain marketing materials such as brochures, presentations, promotional content and event materials using approved messaging and templates.
  • Coordinate conferences, trade shows and customer events, including registrations, travel, accommodation, logistics, suppliers and exhibition materials.
  • Support event promotion, attendee coordination and on-site activities, including welcoming visitors and connecting prospects with the right Sales or technical colleagues.
  • Manage event and campaign contacts in HubSpot, ensuring accurate data, clear next steps and timely handover to Sales.
  • Keep marketing calendars, tasks and deadlines on track, coordinating inputs and approvals across internal teams and external suppliers.
  • Support supplier, invoice and event expense administration and compile basic campaign and event reporting.

What We Offer

  • The chance to work with innovative technology with real-world applications in underwater security.
  • An international, fast-growing working environment.
  • 30 vacation days per year.
  • Employer pension contribution.
  • Fresh team lunches provided 5 times/ week.

Who are you?

  • You have at least an HBO-level education.
  • At least 3 years of experience in a similar supporting role.
  • Strong organizational and multitasking skills.
  • Excellent proficiency in English, both written and spoken.
  • Professional working proficiency in Dutch is an advantage.
  • Proficiency in CRM tools and Microsoft Office Suite.
  • Basic knowledge of digital marketing tools (e.g. social media platforms, email marketing tools).
  • Experience in a fast-paced, technical environment with strong attention to detail.
  • Facilitative, supportive, and solution-oriented mindset.
  • Enthusiastic, flexible, and resilient under pressure.
  • Ability to set priorities effectively and adapt to changing needs.
  • Team player who enjoys supporting and collaborating with others.

We are seeking candidates who are already residing in the Netherlands.

Izvor: https://www.linkedin.com/jobs/view/4472001114/

Nivo: mid level

Gepubliceerd 25/09/2026 · Expires 24/11/2026

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