Castor Marine delivers Connectivity and IT solutions to vessels and yachts globally. Our customers are active in the commercial shipping, offshore and yachting. The Connectivity solutions are primary internet by satellite (VSAT / Starlink/ Iridium/ Fleet Broadband) all around the globe. The IT solutions are managed by Castor Marine engineers to enable the customer to focus on their core job and we take care of managing the IT infrastructure on their vessels.

Castor Marine’s offices are in Utrecht and Groningen, The Netherlands. In the office in Groningen, Netherlands we have the Maritime Support Team providing configurations, installation, maintenance and support for IT and Connectivity equipment on vessels.

IT Engineer

Castor Marine is growing in the maritime sector with Connectivity and IT solutions. To enable this growth Castor Marine is looking for an IT Engineer. The IT Engineer supports our global customers and works on our Managed IT solutions(s) range of products. On a day-to-day base are you working with your colleagues to support the (managed) network environment from our customers. The IT networks are based on Fortinet, Cisco and Peplink. The Managed Server environment is based on VMWare and Microsoft solutions. Most of the job is done from the office and sometimes you’ve to visit a vessel for installation and troubleshooting. The position will be part of the Maritime Support Team within Castor Marine based in Groningen.

Your responsibilities

  • Installing and maintaining IT networks (also onboard vessels).
  • Support customers with a proactive approach.
  • Prepare and test installations in our prefab facility.
  • Keep up to date with products and technology.
  • Troubleshooting and fixing Customer Network issues.

Your skills/ mindset

  • Relevant experience as Network Engineer for a minimum of five years.
  • Proven knowledge of planning, designing, and maintaining (complex) network infrastructure based on Cisco and Fortinet solutions.
  • Certificates such as Fortinet NSE and Cisco CCNA are an advantage.
  • Relevant experience of automation and SD-WAN set-ups.
  • Self-starter experience getting going with little supervision.
  • Able to solve problems, as individual and in a Team.
  • The ability/ willingness to travel.
  • Castor Marine is a 24/7 company, meaning that sometimes you need to work/ assist outside of office hours.
  • Work may require occasional overnight travel and weekend and/or evening work.
  • Language(s) spoken English and written.
  • VSAT experience is a plus.

What we offer

  • A growing organization in a continuously changing Connectivity and IT landscape.
  • An international organization with a Global network.
  • Full time job.
  • Company bonus structure.
  • Company car.

Application procedure

Applications with Curriculum Vitae attached should be sent by email to,
please put IT Engineer in the subject line.

A maritime medical examination can be part of the application process, the maritime medical
examination is required for the insurance as well for personnel offshore certifications.

No agencies and recruiters please.

About Castor Marine

Castor Marine was once the satellite broadcasting division of the leading national telecom operator KPN. Castor Networks and Castor Marine were initiated in 2005. The company is now privately financed and based in De Meern, the Netherlands. We are owner-operator of two teleports and a leased fibre network. Our dedicated team consists of technical, operational and sales staff who work in various places around the world. We aim to exceed your expectations when it comes to Internet connectivity and IT services.

24/7 professional support
We are ready to assist you 24 hours a day, 7 days a week, wherever you are.
Voyager platform
Gives you unique real-time visibility of your internet traffic.
Global coverage and reliable connectivity
We provide reliable and secure onboard Internet connectivity using 4G LTE and VSAT systems.
Full service – we have everything in-house
Our own teleport, network solutions, global service and more.

How to apply

If you are interested, please send your resume and cover letter to

Note to agencies: acquisition is not appreciated!