Mechanical Build Engineer

• Salary: £40,000- £50,000 pa
• Full Time
• Permanent

Who we are:

Sub Sea Craft is a fast growing, privately-funded, UK-based innovative maritime technology company specialising in next-generation, high-performance watercraft and systems. We operate at the intersection of advanced engineering, cutting-edge design, and user-centric innovation, delivering safe, effective, and enabling solutions for both commercial and defence applications.

• Pension Contribution – Pension scheme with the option to contribute via salary sacrifice.
• Annual Bonus Scheme – Eligibility to participate in the company’s annual discretionary bonus scheme, linked to individual and company performance.
• Life Assurance and Critical Illness Cover – Comprehensive protection including Life Assurance (4x salary) and Critical Illness Cover for added financial security.
• Annual Leave – Entitlement to 25 days of annual leave plus bank holidays.
• Christmas Leave – A Christmas shutdown is typically observed.
• Wellbeing Day – An additional Wellbeing Day each year to focus on personal health and wellbeing.
• Family Leave – Enhanced maternity and paternity pay.
• Private Healthcare – Access to comprehensive private healthcare coverage to support your physical and mental wellbeing.
• Professional Development – Commitment to ongoing learning and career growth, supported by training programmes and access to Linked In Learning.
• Flexible Working – Opportunities for flexible working arrangements to promote work–life balance.
• Inclusive Culture – A professional environment that values diversity, innovation, and collaboration.

• Assemble marine sub-systems and support functional testing activities to assist with system validation and sea-readiness.
• Build and test marine propulsion components — including engines, gearboxes, and waterjets — to a high standard, ensuring full readiness for installation.
• Proactively identify, report, and provide input on any defects or issues encountered during vessel construction and system installation.
• Install sub-system components into the vessel in line with marine engineering specifications and design requirements.
• Report defects, material issues, or unclear documentation promptly. and through the correct process.
• Accurately interpret and follow detailed work instructions, including those provided via 3D models and digital platforms, in a marine engineering environment.
• Support the full fit-out of vessels, ensuring all equipment and systems are installed accurately, securely, and to specification.
• Rigorously follow safety procedures, work instructions, and project schedules to ensure timely and compliant delivery.
• Consistently produce work to the highest quality standards, with a strong focus on safety, reliability, and marine compliance.
• Attend relevant meetings and offer constructive, experience-based feedback to support continuous improvement and build efficiency.
• Travel to and support off-site marine craft testing, trials, or commissioning activities if required, seeing the craft through to commissioning to ensure a smooth handover and operational readiness.
• Aid the operations team with routine and reactive maintenance tasks and provide hands‑on technical assistance as needed.

• City & Guilds or HND qualification in Boat Building or Marine Engineering (desirable).
• Experience working with diesel and petrol engines.
• Experience with hand tools & various light machines.
• Experience in waterjet and gearbox installation and maintenance.
• Computer literate with basic knowledge of Microsoft Office.
• Existing right to live and work in the UK and no known bar to obtaining appropriate UK security clearance as required.

Note:

Due to the nature of work undertaken at Sub Sea Craft, the selected…