Principal Engineer – Mechanical Engineering

Principal Engineer – Mechanical Engineering | Barrow-in-Furness, United Kingdom | Hybrid | Circa £55,000 This employer is a globally recognised leader in advanced technology, delivering critical solutions across defence, aerospace, and security. They are seeking a Principal Engineer to join a dynamic team on a major submarine programme, offering the chance to shape the future of naval technology. The Role • Lead the design of mechanical systems, sub-systems, and equipment for next-generation Royal Navy submarines. • Undertake functional design activities, calculations, and analysis, producing essential design documentation, verification, and safety justifications. • Collaborate closely with suppliers and stakeholders to achieve design completion, review supplier documentation, and ensure compliance with technical requirements. • Provide specialist knowledge and subject matter expertise to support installation, integration, and commissioning activities. • Mentor junior engineers within the team. What You'll Need • Degree qualification in Mechanical Engineering or a relevant subject, or equivalent experience. • Proven experience in designing mechanical systems and specifying complex, high-value mechanical equipment. • Excellent communication skills with significant experience of dealing with internal and external stakeholders at all levels. • Knowledge of the complete engineering lifecycle, including requirements, system design, integration, and acceptance phases. • Good awareness of product safety and SHE (Safety, Health, and Environment). What's On Offer • The opportunity to work on the UK's largest and most complex defence programme. • A supportive and inclusive culture with a strong sense of shared purpose. • Lifelong learning and development opportunities to grow your career confidently. • Relocation support packages are available, subject to eligibility. Apply via Haystack today!