Leonardo has an opportunity for a Principal Naval Platform Integration Engineer based at our Southampton site in the Land and Naval Communications Team.
The Naval Platforms Integration Engineer is responsible for the successful integration, verification, and acceptance of complex mission systems, sensors, communications, combat systems, and supporting equipment onto naval platforms.
The engineer will work closely with multidisciplinary engineering teams, shipbuilders, equipment suppliers, customers, and end users throughout the system lifecycle, from concept and design through installation, testing, commissioning, and in-service support.
The role requires a candidate who has a collaborative and customer-focused approach, strong attention to detail with a systems-thinking mindset, the ability to manage competing priorities in a dynamic project environment, be proactive and solution-oriented attitude, be comfortable working independently and within integrated project teams, have the willingness to travel to customer, shipyard, and test locations as required.
The successful candidate will work within the project engineering team and be responsible for:
This is not an exhaustive list, and we are keen to hear from you even if you might not have experience in all the above. The most important skill is a good attitude and willingness to learn.
This role is subject to pre-employment screening in line with the UK Government’s Baseline Personnel Security Standard (BPSS). An additional range of Personnel Security Controls referred to as National Security Vetting (NSV) may apply, this could include meeting the eligibility requirements for The Security Check (SC) or Developed Vetting (DV). For more information and guidance please visit: https://careers.uk.leonardo.com/gb/en/security-and-vetting
At Leonardo, our people are at the heart of everything we do. We offer a comprehensive, company-funded benefits package that supports your wellbeing, career development, and work–life balance. Whether you're looking to grow professionally, care for your health, or plan for the future, we’re here to help you thrive.
For a full list of our company benefits please visit our website.
Leonardo UK operates a grade-based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market. Exceptions above the standard range are managed through governance controls to protect internal equity.
Leonardo is a global leader in Aerospace, Defence, and Security. Headquartered in Italy, we employ over 53,000 people worldwide including 8,500 across 9 sites in the UK. Our employees are not just part of a team—they are key contributors to shaping innovation, advancing technology, and enhancing global safety. At Leonardo we are committed to building an inclusive, accessible, and welcoming workplace. We believe that a diverse workforce sparks creativity, drives innovation, and leads to better outcomes for our people and our customers. If you have any accessibility requirements to support you during the recruitment process, just let us know.
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#LI-JS1
GB - Southampton
Permanent
Hybrid

Leonardo is a global security company that realises multi-domain technological capabilities in AD&S.
With over 60,000 employees worldwide, the company has a significant industrial presence in Italy, the UK, Poland, and the US. It also has a commercial presence in 150 countries through subsidiaries, joint ventures and investments. A key player in major international strategic programmes, it is a technological and industrial partner of governments, defence administrations, institutions and companies.
In 2024, Leonardo recorded consolidated revenues of €17.8 bn, new orders for €20.9 bn and invested €2.5 bn in R&D. Innovation, continuous research, digitalisation and sustainability are the pillars of its business worldwide.
Stefano Pontecorvo has been the Chairman since 9 May 2023 and Roberto Cingolani has been the CEO and General Manager since 9 May 2023.
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