Established in 2022, Navantia UK is a subsidiary of Navantia SA, a Spanish state-owned company with over 300 years of naval shipbuilding history.
In January 2025, Navantia UK completed the acquisition of Harland & Wolff and its four historic facilities in Belfast, Appledore, Methil, and Arnish.
By combining Harland & Wolff’s proud heritage and facilities with Navantia’s global expertise, Navantia UK is well-positioned to strengthen Britain’s defence, maritime and energy industrial capabilities, supporting jobs and economic growth across the country.
Job Description
At Navantia UK, we design and deliver some of the world’s most advanced naval ships. From cutting-edge propulsion systems to sustainable engineering solutions, we’re shaping the future of maritime technology — and we’d like you to be part of it.
We’re looking for a Senior Marine Engineer to develop the design, integration, and optimisation of auxiliary and power & propulsion systems for complex naval and government shipbuilding projects.
What you’ll do:
* Develop and integrate systems like HVAC, fuel, cooling, firefighting, hotel systems, power & propulsion and more
* Collaborate with other engineering disciplines including electrical, control, structural, naval architecture, safety and ILS teams to create seamless designs
* Ensure that auxiliary and power & propulsion systems are designed for reliability, efficiency, and ease of maintenance
* Drive innovation in energy efficiency, emissions reduction, and sustainable solutions
* Develop and produce system calculations, technical specifications, P&ID drawings, design disclosures, FMEA, system integration and other system deliverables
* Ensure compliance with all safety, environmental, and regulatory standards
* Mentor and guide junior engineers, sharing your technical expertise
Why Navantia UK?
* Competitive salary & benefits
* Hybrid working – minimum 3 days in our Bristol office
* Career growth in a global organisation working on high-profile projects
* Inclusive, supportive, and innovative culture
📢 If you’re ready to help power the next generation of naval engineering, we’d love to hear from you.
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Qualifications
* Degree in Marine/Mechanical Engineering (or related field), or equivalent
* Strong background in Naval or Marine Auxiliary systems and Power & Propulsion
* Expertise in system integration and familiarity with the challenges involved in integrating auxiliary and power & propulsion systems with other ship systems
* Knowledge of industry regulations, system optimisation, and integration challenges
* Ability to develop power & propulsion architectures and analyse across a range of operating profiles to ensure system optimisation for redundancy and fuel consumption.
* Experience and awareness of energy-efficient solutions and emission reduction technologies
* Problem-solving mindset and collaborative approach
* Eligible for BPSS clearance (SC clearance may be required)
Additional Information
Equal Opportunity: We are dedicated to fostering an inclusive and diverse workplace. To ensure equal opportunities for all candidates, we commit to a fair and unbiased recruitment process at every stage. This includes ensuring hiring managers are aware of legislation, providing reasonable accommodations for candidates with disabilities, and actively seeking to eliminate any form of discrimination based on race, gender, age, religion, sexual orientation, or any other protected characteristic. Our goal is to create a recruitment environment where every candidate feels valued and has an equal chance to succeed.
If you experience difficulties or are unable to apply for a role on-line please contact us at people.skills@harland-wolff.com and one of the team will be in contact to help you.
If you experience difficulties or are unable to apply for a role on-line please contact us at people.skills@harland-wolff.com and one of the team will be in contact to help you.