Principal Mechanical Engineer

Principal Mechanical Engineer | Southampton, United Kingdom | Hybrid | £54,500 We're hiring for a globally recognised leader in defence, aerospace, and security solutions, renowned for its commitment to technological advancement and shaping a safer future. This organisation fosters a culture of innovation and provides employees with opportunities to contribute to pioneering projects with global impact. The Role • Provide comprehensive mechanical engineering support for a broad range of platform systems including fluid, hydraulic, HVAC, firefighting, propulsion, and mechanical drive systems. • Engage with stakeholders such as MOD teams, overseas navies, OEMs, and project groups to define and manage system requirements. • Lead structured analysis, maintain configuration control, and prepare authoritative safety evidence. • Act as a primary technical contact for the Warship Technical Authority (WTA) and support wider organisational objectives. • Offer effective line management for a team of engineers, providing leadership, performance oversight, and professional development. What You'll Need • Broad knowledge of complex platform systems across UK and international markets. • Good understanding of applicable industry standards and governance frameworks (CSM, LCM). • Proven ability to rapidly apply mechanical engineering knowledge to diverse platform systems, sub-systems, and equipment. • Experienced professional engineer at CEng level or equivalent capability. • Experience in line management of engineering teams. What's On Offer • Hybrid working arrangements for a balanced lifestyle. • Opportunities for lifelong learning and career growth in a purpose-driven environment. • A supportive culture that values diversity and employee contributions. • Recognition for your work and rewards tailored to individual needs. Apply via Haystack today!