Senior Mechanical Engineer Salary: £50,000-£55,000 Location: Belfast Type: Full-Time, Permanent Our client, an innovative engineering organisation operating at the forefront of advanced technologies, is seeking a highly skilled Senior Mechanical Engineer to join their growing Mechanical Systems team. This is an exciting opportunity to contribute to the design and integration of cutting-edge electromechanical systems for next-generation marine vessels. The Role As a Senior Mechanical Engineer, you will play a key role in the conceptual development, detailed design, and integration of mechanical systems and assemblies. Working closely within multi-disciplinary project teams, you will develop high-performance solutions for complex systems including energy storage, alternative fuels, and power delivery technologies. The role offers a dynamic, fast-paced environment with high levels of autonomy and technical ownership. Key Responsibilities Lead the design and delivery of components and assemblies for advanced electromechanical systems. Develop solutions from concept sketch to detailed manufacturing drawings using 3D CAD (3DX / CATIA). Work with high-level product requirements to capture and define system-level engineering needs. Apply a systems-engineering approach, collaborating closely with electrical, controls, and production teams. Specify materials, finishes, treatments, and tolerances for harsh marine environments. Optimise designs for weight, certification, cost, and manufacturability. Produce technical documentation to support testing, manufacturing, and customer communication. Contribute to vessel development programmes when required. Support the introduction of new technologies and continuous improvement activities. About You Qualifications & Experience Degree in Mechanical Engineering or a related discipline (2:1 minimum). 5 years' experience in a relevant high-performance sector such as marine, aerospace, or motorsport. Technical Skills Strong experience designing precision-engineered components using CATIA or equivalent 3D CAD. Proven ability to develop concepts from a blank sheet of paper. Skilled in producing high-quality technical drawings for manufacture and assembly. Strong understanding of manufacturing processes and material selection. Experience in analysis, prototyping, and testing. Ability to apply first-principles engineering and perform relevant hand calculations. CAE/FEA experience desirable. Personal Attributes Positive, proactive and solutions-focused. Strong initiative, able to work independently with minimal guidance. Excellent communication and documentation skills. Collaborative, supportive, and able to build strong working relationships. Organised, reliable, and comfortable working under pressure. Adaptable and able to thrive in a fast-growing, evolving environment. Why Join Work within a forward-thinking engineering environment focused on innovation and sustainability. Contribute to next-generation marine technologies and high-performance mechanical systems. Supportive team culture with strong values around accountability, collaboration, and continuous improvement. Regular social and wellbeing events fostering a positive team environment. Benefits include: Private medical insurance, income protection, pension scheme, EV & cycle schemes, life insurance, travel support, enhanced holidays, employee wellbeing programmes and more. If this role would be of interest, click Apply or reach out to for a confidential discussion. INDKY Skills: MECHANICAL ENGINEER DESIGN AEROSPACE CATIA SYSTEMS ENERGY