We are looking for an Onboard Engineer to join our Technical team at Northern Offshore Services. Are you the one?

Are you looking for new challenges?

Do you want to work in a modern, family-owned shipping company with a strong brand and an entrepreneurial mindset?

Are you a problem solver with an eye for details? Then do not hesitate to apply to be part of our dynamic team.

N-O-S is one of the market leaders for CTVs within the offshore wind sector and our clients are major stakeholders and large energy companies. Most of our customers are based in the Northern parts of Europe.

N-O-S offers an exciting and dynamic work environment with the goal of delivering and exceeding our customers’ expectations 365 days a year.

Our vision, BEST365, and our values are extremely important to us and influence our strong company culture. Read more about it here.


Join our team as an Onboard Engineer and play a pivotal role in ensuring the optimal performance and reliability of technical maintenance aboard our fleet. This position is ideal for proactive professionals who excel in dynamic, high-stakes environments. Your expertise will be instrumental in maintaining operational continuity and contributing to our overall success.

Ideal candidates will possess prior experience in marine engineering roles, with a strong background in maintenance and repairs of marine diesel engines.

You are a responsible person who can work independently, likes a good challenge and finds solutions to any problem. You have previous experience as an engineer, motorman or machinist. You have electrical knowledge and its meritorious if you have some knowledge in aluminum welding as well.

At Northern Offshore Services you will be part of an international team, with English as the natural language for written and spoken communication.


  • Ability to work independently with a strong sense of responsibility.
  • Exceptional problem-solving skills and adeptness in resolving technical challenges related to marine diesel engines and systems.
  • Excellent teamwork and collaboration capabilities, essential for effective integration within the technical team.
  • Proficiency in English for effective communication, both verbal and written, within our international team environment.
  • Solid technical background with expertise in marine diesel engines and related systems.
  • Minimum three years of experience in Marine/Offshore/Shipbuilding (preferred).
  • Valid driving license category B.
  • Willingness to travel extensively within Europe and adapt to irregular working hours.



  • Maintenance and Repairs: Conduct routine and emergency maintenance on marine diesel engines, including troubleshooting and repairs of associated systems such as fuel systems, cooling systems, and propulsion systems.
  • Preventive Maintenance: Implement preventive measures to uphold engine functionality and minimize downtime.
  • Service Interventions: Execute troubleshooting, modifications, upgrades, and technical follow-ups on diesel engines in operation.
  • Fault Diagnosis: Utilize systematic fault diagnosis to swiftly resolve issues and prevent operational disruptions.
  • Collaboration: Work closely with the technical team to develop and optimize preventive maintenance strategies.
  • On-Call Duty: Participate in a 24/7 on-call rotation to promptly respond to emergencies and ensure vessel readiness.
  • Frequent travel across Europe is required.
  • Two or three-week shift rotations with corresponding leave periods.



  • This position will start as soon as possible. Europe-wide Travel.
  • You are welcome to contact Karl-Johan Hansson, Technical Manager, at · Please send your application to: Mark the application “Onboard Engineer”.
  • The selection process is ongoing so do not wait to send in your application.




Northern Offshore Services (N-O-S) is the world leading provider of crew transfer vessels (CTV’s). N-O-S operates about 60 vessels in which most are CTV’s but also includes smaller tankers and other supply vessels. The company has a complete set of onshore technical and commercial management, as well as a research and development department, inhouse. N-O-S has offices located in Gothenburg (SE), Copenhagen (DK) and Conwy (UK).

Northern Offshore Services is part of Northern Offshore Group (N-O-G). The group is driven by entrepreneurship and consists of several well-established, privately owned companies that operate in various parts in the marine industry and located around the globe. The group has a clear vision and values rooted in the strong shipping culture and entrepreneurial spirit of Donsö, an island in Gothenburg’s southern archipelago, in Sweden.