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About OSK DesignAt OSK Design, we shape the future of the maritime industry through advanced ship design and consultancy. We specialise in passenger vessels, defence vessels, and complex special-purpose vessels, with a strong focus on energy efficiency and sustainable solutions.

Our ambition is clear

To be recognised for bold and responsible ship design – maximising industry impact while minimising environmental footprint. With offices in Denmark and Portugal, we combine Scandinavian engineering heritage with an international and collaborative working environment. The RoleWe are strengthening our Lisbon office and are looking for a Marine Engineer to join our Machinery Team.

We also welcome applications from Naval Architects who are motivated to specialise in machinery and ship systems. In this role, you will be involved in the design and development of machinery systems for both newbuild vessels and retrofit projects, working across a diverse international portfolio.

You will contribute across the full project lifecycle - from early-stage concept design to detailed engineering and shipyard support. Key ResponsibilitiesSystem Design & IntegrationDesign and develop mac1 …